Parameters

The Ram 2500 has 473 parameters.

● Confirmed◆ In testing○ Supported× Not supported

Battery

Battery temperature `RAM2500_BAT_T`

Service 21PID 23
Module7E0 → 7E8
Every5 s
Testing

Bits 48 to 63 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Battery voltage `RAM2500_BATT_V_ECU`

Service 22DID 1955
ModuleDA10 → 10
Every30 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{2000}$
Range: 0 to 20 V
Unit: V

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Battery voltage, BCM `RAM2500_BATT_V_BCM`Confirmed

Service 22DID 1004
ModuleDA40 → 40
Every30 s
Testing for 2010 to 2025

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val}{10}$
Range: 0 to 25 V
Unit: V

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Charge air cooler outlet temperature `RAM2500_CHG_AIR_COOLER_T`Confirmed

Service 21PID B4
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 96 to 111 of the reply, 16 bits.

Formula: $\frac{val \times 9}{320} + 32$
Range: 0 to 1875 °F
Unit: °F

0x00C7 = 199 → $\frac{199 \times 9}{320} + 32$ = 37.596875 °F

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Charge air temperature `RAM2500_CHG_AIR_T`Confirmed

Service 22DID 1250
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 9}{5} - 83$
Range: -83 to 376 °F
Unit: °F

0x58 = 88 → $\frac{88 \times 9}{5} - 83$ = 75.4 °F

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Charge pressure `RAM2500_CHG_P`Confirmed

Service 21PID B2
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 160 to 175 of the reply, 16 bits.

Formula: $\frac{val}{221}$
Range: 0 to 296 psi
Unit: psi

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Charge temperature `RAM2500_CHG_T`Confirmed

Service 21PID B2
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 144 to 159 of the reply, 16 bits.

Formula: $\frac{val \times 10}{711} + 32$
Range: 0 to 953 °F
Unit: °F

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Charged air cooler outlet temperature `RAM2500_CHARGED_AIR_COOLER_T`

Service 22DID A0EE
Module7E0 → 7E8
Every5 s
Testing

Bits 16 to 31 of the reply, 16 bits.

Formula: $\frac{val \times 36}{125} + 32$
Range: 0 to 18906 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Control module voltage `VPWR`SAE J1979Confirmed

Power input to the OBD control module. VPWR is normally battery voltage, less any voltage drop in the circuit between the battery and the control module.

Pelican can show this parameter as the starter battery voltage.

Service 01PID 42
Module7E0 → 7E8
Every10 s

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 65.535 V
Unit: V

Confirmed for 2014, 2020, 2023 to 2024. Supported for 2017 to 2019, 2022, 2026.

Low temperature/charge air coolant pump speed `RAM2500_LOW_T_CHG_AIR_CLT`Confirmed

Service 22DID 15D4
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 rpm
Unit: rpm

0x0000 = 0 → 0 rpm

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Required fuel charge, cylinder 1 `RAM2500_REQUIRED_FUEL_CHG_1`Confirmed

Service 22DID 02B2
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843
Unit: Raw value

0x05BC = 1468 → $\frac{1468}{64}$ = 22.9375

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Required fuel charge, cylinder 2 `RAM2500_REQUIRED_FUEL_CHG_2`Confirmed

Service 22DID 02B3
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843
Unit: Raw value

0x05AA = 1450 → $\frac{1450}{64}$ = 22.65625

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Required fuel charge, cylinder 3 `RAM2500_REQUIRED_FUEL_CHG_3`Confirmed

Service 22DID 02B4
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843
Unit: Raw value

0x0648 = 1608 → $\frac{1608}{64}$ = 25.125

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Required fuel charge, cylinder 4 `RAM2500_REQUIRED_FUEL_CHG_4`Confirmed

Service 22DID 02B5
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843
Unit: Raw value

0x0385 = 901 → $\frac{901}{64}$ = 14.078125

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Turbocharger speed `RAM2500_TURBOCHARGER_SPD`

Service 22DID A0E4
Module7E0 → 7E8
Every250 ms
Testing

Bits 16 to 31 of the reply, 16 bits.

Formula: $\frac{val \times 125}{16}$
Range: 0 to 511992 rpm
Unit: rpm

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Climate

Ambient air temperature `AAT`SAE J1979Confirmed

Service 01PID 46
Module7E0 → 7E8
Every15 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

Confirmed for 2014, 2016, 2020, 2022 to 2024. Supported for 2017 to 2019, 2026.

Clocks

Time since engine start `RUNTM`SAE J1979Confirmed

Increments while the engine is running. Freezes if the engine stalls. Resets to zero during every control module power-up and when entering the key-on, engine off position. Limited to 65,535 seconds and will not wrap around to zero.

Service 01PID 1F
Module7E0 → 7E8
Every1 s

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 s
Unit: s

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Control

Absolute throttle position `TP`SAE J1979Confirmed

Throttle position at idle will usually be more than 0%, and throttle position at wide open throttle will usually be less than 100%.

Pelican can show this parameter as the throttle position.

Service 01PID 11
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2016, 2023 to 2024. Supported for 2017, 2019, 2021 to 2022.

Absolute throttle position B `TP_B`SAE J1979Confirmed

Pelican can show this parameter as the throttle position.

Service 01PID 47
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2024.

Brake booster pressure `RAM2500_BRAKE_BOOSTER_P`Confirmed

Service 22DID 0944
Module7E0 → 7E8
Every250 ms
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67 kPa
Unit: kPa

0x148C = 5260 → $\frac{5260}{100}$ = 52.6 kPa

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

High beam mode `RAM2500_HIGHBEAMS_MODE`

Service 22DID 032D
Module763 → 4E3
Every250 ms
Testing

Bits 4 to 7 of the reply, 4 bits.

Unit: Named states

States
Raw value	State	Meaning
`0`	`OFF`	Off
`1`	`ON`	On
`2`	`HELD`	Held

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

High beams `RAM2500_HIGHBEAMS_ON`

Service 22DID 032D
Module763 → 4E3
Every250 ms
Testing

Bit 3 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Off or on

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Rear wiper `RAM2500_REAR_WIPER`

Service 22DID 032D
Module763 → 4E3
Every250 ms
Testing

Bits 12 to 15 of the reply, 4 bits.

Unit: Named states

States
Raw value	State	Meaning
`0`	`OFF`	Off
`1`	`SPRAY`	Spray
`2`	`AUTO`	Auto
`4`	`ON`	On

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Relative throttle position `TP_R`SAE J1979Confirmed

Relative or 'learned' throttle position.

Service 01PID 45
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2024.

Steering wheel angle `RAM2500_STEER_ANGLE`

Service 22DID 0885
ModuleDA30 → 30
Every100 ms
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10} - 720$
Range: -720 to 720 °
Unit: °

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Pedals

Accelerator pedal position (relative) `APP_R`SAE J1979Confirmed

Service 01PID 5A
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Accelerator pedal position D `APP_D`SAE J1979Confirmed

Service 01PID 49
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020, 2024. Supported for 2014, 2017 to 2019, 2022 to 2023, 2026.

Accelerator pedal position E `APP_E`SAE J1979Confirmed

Service 01PID 4A
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020, 2024. Supported for 2014, 2017 to 2019, 2022 to 2023, 2026.

Details

Model year `RAM2500_MODEL_YEAR`Confirmed

Service 22DID F158
ModuleDA18 → 18
Every86400 s
Testing for 2010 to 2025

Bits 0 to 7 of the reply, 8 bits.

Formula: $val + 2000$
Range: 0 to 2225
Unit: Number

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024.

Doors

Driver door open `RAM2500_DRIVER_DOOR_OPEN`Confirmed

Service 22DID 0302
ModuleDAC7 → C7
Every1 s
Testing for 2010 to 2025

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Passenger door open `RAM2500_PASSENGER_DOOR_OPEN`Confirmed

Service 22DID 0302
ModuleDAC7 → C7
Every1 s
Testing for 2010 to 2025

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Rear left door open `RAM2500_RLD_OPEN`Confirmed

Service 22DID 0302
ModuleDAC7 → C7
Every1 s
Testing for 2010 to 2025

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Rear right door open `RAM2500_RRD_OPEN`Confirmed

Service 22DID 0302
ModuleDAC7 → C7
Every1 s
Testing for 2010 to 2025

Bit 3 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Trunk open `RAM2500_TRUNK_OPEN`Confirmed

Service 22DID 0302
ModuleDAC7 → C7
Every1 s
Testing for 2010 to 2025

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

DTCs

Distance traveled since diagnostic trouble codes cleared `CLR_DIST`SAE J1979Confirmed

Distance accumulated since DTCs were cleared (via an external test equipment or possibly, a battery disconnect). This parameter is not associated with any particular DTC. It is simply an indication for inspection/maintenance, of the last time an external test equipment was used to clear DTCs. If greater than 65,535 km have occurred, will remain at 65,535 km and not wrap to zero.

Pelican can show this parameter as the distance since trouble codes were cleared.

Service 01PID 31
Module7E0 → 7E8
Every15 s

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 km
Unit: km

Confirmed for 2014, 2016 to 2017, 2019 to 2024. Supported for 2018, 2026.

Distance traveled while MIL was activated `MIL_DIST`SAE J1979Confirmed

Resets to zero when MIL changes from deactivated to activated, if diagnostic information is cleared, or if at least 40 warm-up cycles occur without MIL being activated.

Service 01PID 21
Module7E0 → 7E8
Every5 s

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 km
Unit: km

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Distance with water in fuel warning `RAM2500_WATER_FUEL_DIST`Confirmed

Service 22DID 1009
ModuleDA10 → 10
Every3600 s
Testing for 2010 to 2025

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 km
Unit: km

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024.

Engine run time since diagnostic trouble codes cleared `CLR_TIME`SAE J1979Confirmed

Time accumulated since DTCs were cleared (via an external test equipment or possibly, a battery disconnect). This parameter is not associated with any particular DTC. It is simply an indication for inspection/maintenance, of the last time an external test equipment was used to clear DTCs. If greater than 65,535 km have occurred, will remain at 65,535 minutes and not wrap to zero.

Service 01PID 4E
Module7E0 → 7E8
Every60 s

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 min
Unit: min

Confirmed for 2014, 2020, 2023. Supported for 2017 to 2019, 2022, 2024, 2026.

Malfunction indicator lamp `MIL`SAE J1979Confirmed

The MIL status is OFF during key-on, engine-off bulb check unless MIL has also been commanded ON for a detected malfunction. The status reflects whether there are confirmed DTC(s) stored that are illuminating the MIL. It should not reflect the status of the MIL, which could be on for a function check, flashing I/M readiness or flashing for misfire.

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 0 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Off or on

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Number of DTCs stored in this ECU `DTC_CNT`SAE J1979Confirmed

Number of confirmed emission-related DTCs stored in the ECU available for display using Service $03.

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bits 1 to 7 of the reply, 7 bits.

Formula: $val$
Range: 0 to 127
Unit: Number

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Number of warm-ups since diagnostic trouble codes cleared `WARM_UPS`SAE J1979Confirmed

Number of OBD warm-up cycles since all DTCs were cleared (via an external test equipment or possibly, a battery disconnect). A warm-up is defined in the OBD regulations to be sufficient vehicle operation such that coolant temperature rises by at least 22°C (40°F) from engine starting and reaches a minimum temperature of 70°C (160°F) (60°C (140°F) for diesels). This PID is not associated with any particular DTC. It is simply an indication for inspection/maintenance, of the last time an external test equipment was used to clear DTCs. If greater than 255 warm-ups have occurred, this parameter will remain at 255 and not wrap to zero.

Service 01PID 30
Module7E0 → 7E8
Every60 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255
Unit: Number

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Time run by the engine while MIL was activated `MIL_TIME`SAE J1979Confirmed

Resets to zero when MIL changes from deactivated to activated, if diagnostic information is cleared, or if at least 40 warm-up cycles occur without MIL being activated.

Service 01PID 4D
Module7E0 → 7E8
Every60 s

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 min
Unit: min

Confirmed for 2014, 2020, 2023. Supported for 2017 to 2019, 2022, 2024, 2026.

Status

A/C system refrigerant monitoring `ACRF_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 19 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

A/C system refrigerant monitoring completed `ACRFCMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 27 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

A/C system refrigerant monitoring ready `ACRF_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 27 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Catalyst monitoring `CAT_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 23 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Catalyst monitoring completed `CAT_CMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 31 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Catalyst monitoring ready `CAT_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 31 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Comprehensive component monitoring completed `CCM_CMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 9 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Comprehensive component monitoring ready `CCM_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 9 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

EGR system monitoring `EGR_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 16 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

EGR system monitoring completed `EGR_CMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 24 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

EGR system monitoring ready `EGR_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 24 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Evaporative system monitoring `EVAP_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 21 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Evaporative system monitoring completed `EVAPCMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 29 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Evaporative system monitoring ready `EVAP_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 29 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Fuel system monitoring completed `FUEL_CMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 10 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Fuel system monitoring ready `FUEL_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 10 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Heated catalyst monitoring `HCAT_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 22 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Heated catalyst monitoring completed `HCATCMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 30 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Heated catalyst monitoring ready `HCAT_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 30 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Misfire monitoring completed `MIS_CMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 11 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Misfire monitoring ready `MIS_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 11 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Oxygen sensor heater monitoring `HTR_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 17 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Oxygen sensor heater monitoring completed `HTR_CMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 25 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Oxygen sensor heater monitoring ready `HTR_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 25 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Oxygen sensor monitoring `O2S_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 18 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Oxygen sensor monitoring completed `O2S_CMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 26 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Oxygen sensor monitoring ready `O2S_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 26 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Secondary air system monitoring `AIR_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 20 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Secondary air system monitoring completed `AIR_CMPL`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 28 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Secondary air system monitoring ready `AIR_RDY`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 28 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Yes or no

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Support

A/C system refrigerant monitoring supported `ACRF_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 19 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Catalyst monitoring supported `CAT_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 23 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Comprehensive component monitoring enabled `CCM_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 13 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Comprehensive component monitoring supported `CCM_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 13 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Compression ignition monitoring supported `CIM_SUP`SAE J1979Confirmed

Indicates support of spark ignition or compression ignition monitors.

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 12 of the reply.

Unit: Named states

States
Raw value	State	Meaning
`0`	`SPARK`	Spark ignition monitors supported
`1`	`COMPRESSION`	Compression ignition monitors supported

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Compression ignition monitoring supported `CIM_SUP_FLAG`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 12 of the reply.

Unit: Named states

States
Raw value	State	Meaning
`0`	`SPARK`	Spark ignition monitors supported
`1`	`COMPRESSION`	Compression ignition monitors supported

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

EGR system monitoring supported `EGR_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 16 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Evaporative system monitoring supported `EVAP_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 21 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Fuel system monitoring enabled `FUEL_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 14 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Fuel system monitoring supported `FUEL_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 14 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Heated catalyst monitoring supported `HCAT_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 22 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Misfire monitoring enabled `MIS_ENA`SAE J1979Confirmed

Service 01PID 41
Module7E0 → 7E8
Every1 s

Bit 15 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Misfire monitoring supported `MIS_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 15 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Oxygen sensor heater monitoring supported `HTR_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 17 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Oxygen sensor monitoring supported `O2S_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 18 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Secondary air system monitoring supported `AIR_SUP`SAE J1979Confirmed

Service 01PID 01
Module7E0 → 7E8
Every10 s

Bit 20 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2016, 2020, 2023 to 2024. Supported for 2017 to 2019, 2021 to 2022, 2026.

Emissions

Catalyst inlet temperature `RAM2500_CATALYST_INLET_T`

Service 22DID 3914
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 2}{100} - 40$
Range: -40 to 900 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Distance between particulate filter cleanings, last 5 average `RAM2500_AVG_DIST_REGENS`

Service 22DID 3809
ModuleDA10 → 10
Every3600 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val \times 10$
Range: 0 to 10000 km
Unit: km

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Distance since last DPF regen `RAM2500_DIST_SINCE_REGEN`

Service 22DID 3807
ModuleDA10 → 10
Every60 s
Testing

Bits 0 to 23 of the reply, 24 bits.

Formula: $\frac{val}{10}$
Range: 0 to 10000 km
Unit: km

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Forced regen state `RAM2500_FORCED_REGEN`

Service 22DID 18EC
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255
Unit: Number

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Lambda downstream DPF O2 concentration `RAM2500_LAMBDA_DPF_DS`

Service 22DID 18ED
ModuleDA10 → 10
Every2 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{512}$
Range: 0 to 25 %
Unit: %

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

NOx storage catalyst load `RAM2500_NOX_LOAD_PCT`

Service 22DID 392B
ModuleDA10 → 10
Every60 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 100}{65535}$
Range: 0 to 100 %
Unit: %

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Particulate filter cleaning duration, last 5 average `RAM2500_AVG_REGEN_DUR`

Service 22DID 380A
ModuleDA10 → 10
Every3600 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{60}$
Range: 0 to 30 min
Unit: min

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Particulate filter cleaning progress `RAM2500_REGEN_PROGRESS`

Service 22DID 380B
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 100}{65535}$
Range: 0 to 100 %
Unit: %

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Particulate filter cleaning temperature, last 5 average `RAM2500_AVG_REGEN_TEMP`

Service 22DID 3808
ModuleDA10 → 10
Every3600 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{50} - 40$
Range: -40 to 900 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Particulate filter cleanings interrupted `RAM2500_REGEN_INTERRUPTED`

Service 22DID 18A5
ModuleDA10 → 10
Every60 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255
Unit: Number

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Particulate filter differential pressure `RAM2500_DPF_DIFF_PRESS`

Service 22DID 18E2
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10} - 3276.8$
Range: -50 to 50 kPa
Unit: kPa

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Particulate filter flow resistance `RAM2500_DPF_FLOW_RES_2`

Service 22DID 18E8
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10000}$
Range: 0 to 6.5535
Unit: Number

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Particulate filter inlet temperature `RAM2500_DPF_INLET_T`

Service 22DID 18DE
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 2}{100} - 40$
Range: -40 to 900 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Particulate filter outlet temperature `RAM2500_DPF_OUTLET_T`

Service 22DID 3915
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 2}{100} - 40$
Range: -40 to 900 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Particulate filter soot level `RAM2500_DPF_SOOT_PCT`

Service 22DID 18E4
ModuleDA10 → 10
Every30 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 1000}{65535}$
Range: 0 to 100 %
Unit: %

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Total particulate filter cleanings completed `RAM2500_REGEN_COMPLETED`

Service 22DID 3912
ModuleDA10 → 10
Every3600 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535
Unit: Number

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Total particulate filter cleanings started `RAM2500_REGEN_TOTAL`

Service 22DID 18A4
ModuleDA10 → 10
Every3600 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535
Unit: Number

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Engine

Absolute load value `LOAD_ABS`SAE J1979Confirmed

Pelican can show this parameter as the absolute engine load.

Service 01PID 43
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 25700 %
Unit: %

Confirmed for 2020 to 2021, 2023 to 2024. Supported for 2019, 2022, 2026.

Actual EGR A duty cycle/position `EGR_A_ACT`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bits 16 to 23 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020, 2023. Supported for 2014, 2026.

Actual EGR B duty cycle/position `EGR_B_ACT`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bits 40 to 47 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020, 2023. Supported for 2014, 2026.

Actual engine torque `TQ_ACT`SAE J1979Confirmed

Service 01PID 62
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 125$
Range: -125 to 130 %
Unit: %

Confirmed for 2020, 2023 to 2024. Supported for 2014, 2017 to 2019, 2022, 2026.

Air conditioning high side pressure `RAM2500_AC_HIGH_SIDE_P`

Service 21PID A7
Module7E0 → 7E8
Every1 s
Testing

Bits 48 to 63 of the reply, 16 bits.

Formula: $\frac{val}{55}$
Range: 0 to 1191 psi
Unit: psi

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Air conditioning high side pressure `RAM2500_AC_HIGH_SIDE_P_2`Confirmed

Service 22DID 0329
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $val \times 14$
Range: 0 to 3570 kPa
Unit: kPa

0x29 = 41 → $41 \times 14$ = 574 kPa

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Air flow rate from mass air flow sensor `MAF`SAE J1979Confirmed

Pelican can show this parameter as the mass air flow.

Service 01PID 10
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{100}$
Range: 0 to 655.35 g/s
Unit: g/s

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2017 to 2018, 2022, 2024, 2026.

Ambient air temperature `RAM2500_AAT`

Service 21PID 23
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Ambient temperature `RAM2500_AAT_2`Confirmed

Service 22DID 0127
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 9}{5} - 83$
Range: -83 to 376 °F
Unit: °F

0x55 = 85 → $\frac{85 \times 9}{5} - 83$ = 70 °F

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Automatic transmission fluid temperature `RAM2500_ATF_T_3RDGEN`

Service 21PID 18
Module7E1 → 7E9
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64} - 40$
Range: -40 to 983.984375 °F
Unit: °F

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Automatic transmission fluid temperature `RAM2500_ATF_T_3RDGEN_V2`

Service 21PID 5C
Module7E1 → 7E9
Every1 s
Testing

Bits 32 to 39 of the reply, 8 bits.

Formula: $val - 50$
Range: -50 to 205 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Automatic transmission fluid temperature `RAM2500_ATF_T_4THGEN`Confirmed

Service 22DID 04FE
ModuleDA18 → 18
Every1 s
Testing for 2010 to 2025

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024.

Barometric pressure `BARO`SAE J1979Confirmed

Normally obtained from one of a dedicated barometric sensor, a MAP sensor at key-on and during certain modes of driving, or inferred from a MAF sensor and other inputs during certain modes of driving. The control module reports BARO from whatever source it is derived from.

Service 01PID 33
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 kPa
Unit: kPa

Confirmed for 2020, 2023 to 2024. Supported for 2014, 2016 to 2019, 2021 to 2022, 2026.

Barometric pressure `RAM2500_BAROMETRIC_P`Confirmed

Service 22DID 0109
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{5}$
Range: 0 to 13107 kPa
Unit: kPa

0x01F6 = 502 → $\frac{502}{5}$ = 100.4 kPa

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Boost pressure `RAM2500_BOOST_P`

Service 22DID A054
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{435}$
Range: 0 to 150 psi
Unit: psi

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Boost pressure estimate `RAM2500_BOOST_P_ESTIMATE`Confirmed

Service 21PID B2
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 32 to 47 of the reply, 16 bits.

Formula: $\frac{val}{441}$
Range: 0 to 148 psi
Unit: psi

0xB2FF = 45823 → $\frac{45823}{441}$ = 103.90703 psi

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Boost pressure sensor A `BP_A_ACT`SAE J1979Confirmed

Actual turbocharger/supercharger A boost pressure.

Service 01PID 70
Module7E0 → 7E8
Every250 ms

Bits 24 to 39 of the reply, 16 bits.

Formula: $\frac{val}{32}$
Range: 0 to 2047.96875 kPa
Unit: kPa

Confirmed for 2020, 2023. Supported for 2026.

Boost pressure sensor B `BP_B_ACT`SAE J1979Confirmed

Actual turbocharger/supercharger B boost pressure.

Service 01PID 70
Module7E0 → 7E8
Every250 ms

Bits 56 to 71 of the reply, 16 bits.

Formula: $\frac{val}{32}$
Range: 0 to 2047.96875 kPa
Unit: kPa

Confirmed for 2020, 2023. Supported for 2026.

Calculated engine load `LOAD_PCT`SAE J1979Confirmed

Represents the amount of work the engine is doing. Expected to reach 100% at wide open throttle/wide open pedal at any altitude, temperature or rpm for both naturally aspirated and boosted engines. If engine load is limited for powertrain protection e.g. engine/turbocharger protection, this value may not reach 100%. For hybrid vehicles, indicates the torque produced only by the internal combustion engine, not the torque being delivered by the entire powertrain. For electric vehicles, the meaning of this parameter is undefined.

Pelican can show this parameter as the engine load.

Service 01PID 04
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2014, 2016, 2019 to 2024. Supported for 2017 to 2018, 2026.

Catalyst modeled temperature `RAM2500_CAT_MODEL_T`Confirmed

Service 22DID 012B
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 1000 °C
Unit: °C

0x034E = 846 → 846 °C

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Catalyst temperature bank 1, sensor 1 `CATEMP11`SAE J1979Confirmed

Service 01PID 3C
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10} - 40$
Range: -40 to 6513.5 °C
Unit: °C

Confirmed for 2023 to 2024. Supported for 2016, 2019, 2022.

Catalyst temperature bank 2, sensor 1 `CATEMP21`SAE J1979Confirmed

Service 01PID 3D
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10} - 40$
Range: -40 to 6513.5 °C
Unit: °C

Confirmed for 2023 to 2024. Supported for 2016, 2019, 2022.

Commanded boost pressure A `BP_A_CMD`SAE J1979Confirmed

Turbocharger/supercharger A commanded boost pressure.

Service 01PID 70
Module7E0 → 7E8
Every250 ms

Bits 8 to 23 of the reply, 16 bits.

Formula: $\frac{val}{32}$
Range: 0 to 2047.96875 kPa
Unit: kPa

Confirmed for 2020, 2023. Supported for 2026.

Commanded boost pressure B `BP_B_CMD`SAE J1979Confirmed

Turbocharger/supercharger B commanded boost pressure.

Service 01PID 70
Module7E0 → 7E8
Every250 ms

Bits 40 to 55 of the reply, 16 bits.

Formula: $\frac{val}{32}$
Range: 0 to 2047.96875 kPa
Unit: kPa

Confirmed for 2020, 2023. Supported for 2026.

Commanded EGR `EGR_PCT`SAE J1979Confirmed

Service 01PID 2C
Module7E0 → 7E8
Every1 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2023 to 2024. Supported for 2016 to 2017, 2019, 2021 to 2022.

Commanded EGR A duty cycle/position `EGR_A_CMD`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bits 8 to 15 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020, 2023. Supported for 2014, 2026.

Commanded EGR B duty cycle/position `EGR_B_CMD`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bits 32 to 39 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020, 2023. Supported for 2014, 2026.

Commanded equivalence ratio `EQ_RAT`SAE J1979Confirmed

Commanded fuel/air equivalence ratio (lambda): actual A/F ratio over stoichiometric A/F ratio, so above 1 is lean and below 1 is rich. Multiply by the fuel's stoichiometric A/F ratio for the commanded A/F ratio (gasoline: 14.64 x 0.95 = 13.9). Systems with conventional oxygen sensors show the commanded value in open loop and 1.000 in closed loop; systems with wide-range (linear) sensors show it in both. On engines whose banks are controlled independently, this is bank 1.

Pelican can show this parameter as the commanded lambda.

Service 01PID 44
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{32768}$
Range: 0 to 1.99
Unit: Number

Confirmed for 2016, 2019, 2021 to 2024.

Commanded evaporative purge `EVAP_PCT`SAE J1979Confirmed

Service 01PID 2E
Module7E0 → 7E8
Every1 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2023 to 2024. Supported for 2016 to 2017, 2019, 2021 to 2022.

Commanded Throttle Actuator A Control `TAC_A_CMD`SAE J1979Confirmed

Service 01PID 6C
Module7E0 → 7E8
Every250 ms

Bits 8 to 15 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020, 2023. Supported for 2026.

Commanded Throttle Actuator B Control `TAC_B_CMD`SAE J1979Confirmed

Service 01PID 6C
Module7E0 → 7E8
Every250 ms

Bits 24 to 31 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020, 2023. Supported for 2026.

Commanded throttle actuator control `TAC_PCT`SAE J1979Confirmed

Service 01PID 4C
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2023 to 2024.

Coolant temperature `RAM2500_ECT_ECU`

Pelican can show this parameter as the engine coolant temperature.

Service 22DID 1003
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 2}{100} - 40$
Range: -40 to 200 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Crankcase differential pressure `RAM2500_CRANKCASE_DIFF_P`

Service 22DID 0168
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 328 to 343 of the reply, 16 bits.

Formula: $\frac{val}{100}$
Range: 0 to 655.35
Unit: Raw value

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Crankcase pressure `RAM2500_CRANKCASE_P`Confirmed

Service 21PID B2
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 96 to 111 of the reply, 16 bits.

Formula: $\frac{val}{1761}$
Range: 0 to 37.21 psi
Unit: psi

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Cylinder fuel rate `CYL_RATE`SAE J1979Confirmed

Service 01PID A2
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{32}$
Range: 0 to 2047.96875 mg/stroke
Unit: mg/stroke

Confirmed for 2020, 2023. Supported for 2026.

DEF dosing rate, gph `RAM2500_DEF_DOSING_RATE_GPH`

Service 22DID A129
Module7E0 → 7E8
Every1 s
Testing

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $val$
Range: -32768 to 32767
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

DEF level `RAM2500_DEF_LEVEL`

Service 22DID A006
Module7E0 → 7E8
Every1 s
Testing

Bits 24 to 31 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 %
Unit: %

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

DEF quality `RAM2500_DEF_QUALITY`

Service 22DID A12B
Module7E0 → 7E8
Every1 s
Testing

Bits 24 to 31 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

DEF temperature `RAM2500_DEF_T`

Service 22DID A004
Module7E0 → 7E8
Every5 s
Testing

Bits 24 to 31 of the reply, 8 bits. The value is signed.

Formula: $val$
Range: -128 to 127 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Diesel fuel temperature `RAM2500_FUEL_TEMP`

Service 22DID 1900
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 2}{100} - 40$
Range: -40 to 200 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Diesel particulate filter delta pressure `RAM2500_DPF_DELTA_P`

Service 21PID D6
Module7E0 → 7E8
Every30 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 73}{500}$
Range: 0 to 37.23 psi
Unit: psi

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Diesel particulate filter differential pressure `RAM2500_DPF_DIFF_P`

Service 22DID 18E2
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10} - 32768$
Range: -32768 to -26214.5
Unit: Raw value

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Diesel particulate filter flow resistance `RAM2500_DPF_FLOW_RES`

Service 22DID 01E2
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 32 to 47 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{10000}$
Range: -3.2768 to 3.2767
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Diesel particulate filter inlet gas temperature `RAM2500_INLET_DPF_GAS_T`

Service 22DID 18DE
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val \times 0.019608 - 40$
Range: -40 to 1245.0102 °C
Unit: °C

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Diesel particulate filter regen active `RAM2500_DPF_REGEN_ACTIVE`

Service 21PID D8
Module7E0 → 7E8
Every1 s
Testing

Bit 79 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Off or on

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Diesel particulate filter regeneration `RAM2500_DPF_REGEN`Confirmed

Service 21PID 48
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bit 383 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Off or on

0b0 = 0 → 0

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Diesel particulate filter soot load `RAM2500_DPF_SOOT_LOAD`

Service 22DID 01E2
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67 g/L
Unit: g/L

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Diesel particulate filter soot mass `RAM2500_DPF_SOOT_MASS`

Service 22DID 18E4
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 763}{50000}$
Range: 0 to 100 %
Unit: %

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Differential pressure at particulate filter `RAM2500_DIFF_P_PF`

Service 22DID 01A0
Module7E0 → 7E8
Every1 s
Testing

Bits 32 to 47 of the reply, 16 bits. The value is signed.

Formula: $val$
Range: -32768 to 32767
Unit: Raw value

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Driver's demand engine torque `TQ_DD`SAE J1979Confirmed

Service 01PID 61
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 125$
Range: -125 to 130 %
Unit: %

Confirmed for 2020, 2023. Supported for 2014, 2017 to 2019, 2022, 2024, 2026.

EGR A error `EGR_A_ERR`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bits 24 to 31 of the reply, 8 bits.

Formula: $\frac{val \times 100}{128} - 100$
Range: -100 to 99.22 %
Unit: %

Confirmed for 2020, 2023. Supported for 2014, 2026.

EGR B error `EGR_B_ERR`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bits 48 to 55 of the reply, 8 bits.

Formula: $\frac{val \times 100}{128} - 100$
Range: -100 to 99.22 %
Unit: %

Confirmed for 2020, 2023. Supported for 2014, 2026.

EGR error `EGR_ERR`SAE J1979Confirmed

Service 01PID 2D
Module7E0 → 7E8
Every1 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{128} - 100$
Range: -100 to 99.22 %
Unit: %

Confirmed for 2023 to 2024. Supported for 2016 to 2017, 2019, 2021 to 2022.

Engine coolant temperature `ECT`SAE J1979Confirmed

Your engine temperature must operate within a certain temperature range to operate efficiently and safely. If it runs too hot, then your engine could be permanently damaged. If it runs too cold, then your engine will use more fuel than necessary.

Pelican can show this parameter as the engine coolant temperature.

Service 01PID 05
Module7E0 → 7E8
Every500 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

Confirmed for 2014, 2016, 2019 to 2020, 2022 to 2024. Supported for 2017 to 2018, 2021, 2026.

Engine Friction - Percent Torque `TQ_FR`SAE J1979Confirmed

Service 01PID 8E
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 125$
Range: -125 to 130 %
Unit: %

Confirmed for 2020, 2023 to 2024. Supported for 2026.

Engine oil degradation `RAM2500_OIL_DEGRAD`

Service 22DID 3813
ModuleDA10 → 10
Every3600 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 100}{65535}$
Range: 0 to 100 %
Unit: %

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Engine oil pressure `RAM2500_EOP`Confirmed

Service 22DID 022A
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 29}{50}$
Range: 0 to 147.8999 psi
Unit: psi

0x39 = 57 → $\frac{57 \times 29}{50}$ = 33.06 psi

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Engine oil temperature `RAM2500_EOT`

Pelican can show this parameter as the engine oil temperature.

Service 22DID 0168
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 160 to 175 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{10} - 273.14$
Range: -3549.94 to 3003.56 °C
Unit: °C

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Engine oil temperature `RAM2500_EOT_212D`Confirmed

Pelican can show this parameter as the engine oil temperature.

Service 21PID 2D
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 56 to 63 of the reply, 8 bits.

Formula: $\frac{val \times 9}{5} - 83$
Range: -83 to 376 °F
Unit: °F

0xA9 = 169 → $\frac{169 \times 9}{5} - 83$ = 221.2 °F

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Engine oil temperature `RAM2500_EOT_21D2`Confirmed

Pelican can show this parameter as the engine oil temperature.

Service 21PID D2
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 56 to 63 of the reply, 8 bits.

Formula: $val - 64$
Range: -64 to 191 °C
Unit: °C

0x00 = 0 → $0 - 64$ = -64 °C

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Engine operational status `RAM2500_ENGINE_STATUS`Confirmed

Service 22DID 1002
ModuleDA10 → 10
Every30 s
Testing for 2010 to 2025

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535
Unit: Number

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024.

Engine reference torque `TQ_REF`SAE J1979Confirmed

Service 01PID 63
Module7E0 → 7E8
Every86400 s

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 N·m
Unit: N·m

Confirmed for 2020, 2023 to 2024. Supported for 2014, 2017 to 2019, 2022, 2026.

Engine RPM `RAM2500_RPM`Confirmed

Service 22DID 1000
ModuleDA10 → 10
Every1 s
Testing for 2010 to 2025

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{4}$
Range: 0 to 16383 rpm
Unit: rpm

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024.

Engine RPM `RPM`SAE J1979Confirmed

Pelican can show this parameter as the engine speed.

Service 01PID 0C
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{4}$
Range: 0 to 16383.75 rpm
Unit: rpm

Confirmed for 2020 to 2021, 2023 to 2024. Supported for 2014, 2016 to 2019, 2022, 2026.

Estimated soot removal time `RAM2500_ESITMATED_SOOT`Confirmed

Service 21PID 57
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 8 to 23 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 s
Unit: s

0x0011 = 17 → 17 s

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Evap system vapor pressure `EVAP_VP`SAE J1979Confirmed

The pressure signal is normally obtained from a sensor located in the fuel tank or a sensor in an evaporative system vapor line.

Service 01PID 32
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{4000}$
Range: -8192 to 8191.75 kPa
Unit: kPa

Confirmed for 2023 to 2024. Supported for 2016 to 2017, 2019, 2021 to 2022.

Exhaust camshaft 1 to crankshaft offset `RAM2500_EXH_CAM_1_OFFSET`

Service 22DID 061B
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{10}$
Range: -3276.8 to 3276.7 °
Unit: °

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust gas recirculation airflow control valve position `RAM2500_EGR_AIRFLOW_CTRL_VLV`

Service 21PID D7
Module7E0 → 7E8
Every1 s
Testing

Bits 32 to 47 of the reply, 16 bits.

Formula: $\frac{val \times 39}{5000}$
Range: 0 to 511 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust gas recirculation cooler outlet temperature `RAM2500_EGR_COOLER_T`

Service 22DID 3917
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 2}{100} - 40$
Range: -40 to 900 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Exhaust gas recirculation flow `RAM2500_EGR_FLOW`

Service 21PID D9
Module7E0 → 7E8
Every5 s
Testing

Bits 120 to 135 of the reply, 16 bits.

Formula: $\frac{val}{128}$
Range: 0 to 511 kg/h
Unit: kg/h

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust gas recirculation orifice temperature `RAM2500_EGR_ORIFICE_T`

Service 21PID D9
Module7E0 → 7E8
Every5 s
Testing

Bits 40 to 55 of the reply, 16 bits.

Formula: $\frac{val \times 9}{20} + 32$
Range: 0 to 29522 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust Gas Recirculation Temp Sensor A (Bank 1, Sensor 1) `EGRTA`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bits 8 to 15 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

Confirmed for 2023. Supported for 2026.

Exhaust Gas Recirculation Temp Sensor B (Bank 2, Sensor 1) `EGRTB`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bits 24 to 31 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

Confirmed for 2023. Supported for 2026.

Exhaust Gas Recirculation Temp Sensor C (Bank 1, Sensor 2) `EGRTC`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bits 16 to 23 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

Confirmed for 2023. Supported for 2026.

Exhaust Gas Recirculation Temp Sensor D (Bank 2, Sensor 2) `EGRTD`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bits 32 to 39 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

Confirmed for 2023. Supported for 2026.

Exhaust gas recirculation temperature `RAM2500_EGR_T`

Service 22DID A0DC
Module7E0 → 7E8
Every5 s
Testing

Bits 16 to 31 of the reply, 16 bits.

Formula: $\frac{val \times 9}{640}$
Range: 0 to 921 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust gas recirculation valve position `RAM2500_EGR_VLV_POS`

Service 22DID A0DA
Module7E0 → 7E8
Every1 s
Testing

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{16}$
Range: -2048 to 2047 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust gas recirculation valve, commanded position `RAM2500_EGR_VLV_CMD_POSTIION`

Service 21PID D9
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{128} + 32$
Range: 0 to 543 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust gas temperature 1 `RAM2500_EXH_GAS_T_1`

Service 21PID D6
Module7E0 → 7E8
Every30 s
Testing

Bits 80 to 87 of the reply, 8 bits.

Formula: $\frac{val \times 144}{5} + 32$
Range: 0 to 7376 °F
Unit: °F

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Exhaust gas temperature 1 `RAM2500_EXH_GAS_T_1_7E0`Confirmed

Service 21PID 48
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 112 to 127 of the reply, 16 bits.

Formula: $\frac{val}{2}$
Range: 0 to 32767 °F
Unit: °F

0x3E00 = 15872 → $\frac{15872}{2}$ = 7,936 °F

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Exhaust gas temperature 1 – DOC inlet `RAM2500_EXH_GAS_T_1_DOC`

Service 22DID A0BD
Module7E0 → 7E8
Every5 s
Testing

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $val + 32$
Range: -32736 to 32799 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust gas temperature 2 `RAM2500_EXH_GAS_T_2`

Service 21PID D6
Module7E0 → 7E8
Every30 s
Testing

Bits 176 to 191 of the reply, 16 bits.

Formula: $\frac{val \times 9}{80} + 32$
Range: 0 to 7404 °F
Unit: °F

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Exhaust gas temperature 2 `RAM2500_EXH_GAS_T_2_7E0`Confirmed

Service 21PID 48
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 288 to 303 of the reply, 16 bits.

Formula: $\frac{val}{2}$
Range: 0 to 32767 °F
Unit: °F

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Exhaust gas temperature 2 – DOC outlet `RAM2500_EXH_GAS_T_2_DOC`

Service 22DID A0C2
Module7E0 → 7E8
Every5 s
Testing

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $val + 32$
Range: -32736 to 32799 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust gas temperature 3 `RAM2500_EXH_GAS_T_3`

Service 21PID D6
Module7E0 → 7E8
Every30 s
Testing

Bits 208 to 223 of the reply, 16 bits.

Formula: $\frac{val \times 9}{80} + 32$
Range: 0 to 7404 °F
Unit: °F

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Exhaust gas temperature 3 – DPF outlet `RAM2500_EXH_GAS_T_3_DPF`

Service 22DID A0C4
Module7E0 → 7E8
Every5 s
Testing

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $val + 32$
Range: -32736 to 32799 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust gas temperature 4 `RAM2500_EXH_GAS_T_4`

Service 21PID D6
Module7E0 → 7E8
Every30 s
Testing

Bits 256 to 271 of the reply, 16 bits.

Formula: $\frac{val \times 9}{80} + 32$
Range: 0 to 7404 °F
Unit: °F

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Exhaust gas temperature 4, middle of SCR catalyst `RAM2500_EXH_GAS_T_4_SCR_CAT`

Service 22DID A0C6
Module7E0 → 7E8
Every5 s
Testing

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $val + 32$
Range: -32736 to 32799 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust gas temperature 5, SCR catalyst outlet `RAM2500_EXH_GAS_T_5_SCR_CAT`

Service 22DID A0C8
Module7E0 → 7E8
Every5 s
Testing

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $val + 32$
Range: -32736 to 32799 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Exhaust temperature, downstream of exhaust manifold `RAM2500_EXH_T_DN_EXH`

Service 22DID 017E
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{10} - 273.14$
Range: -3549.94 to 3003.56 °C
Unit: °C

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Exhaust temperature, EGR cooler downstream `RAM2500_EXH_T_EGR_COOLER_DN`

Service 22DID 017E
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{10} - 273.14$
Range: -3549.94 to 3003.56 °C
Unit: °C

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Exhaust temperature, upstream of exhaust manifold `RAM2500_EXH_T_UP_EXH`

Service 22DID 017E
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 32 to 47 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{10} - 273.14$
Range: -3549.94 to 3003.56 °C
Unit: °C

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Fuel correction cylinder 1 `RAM2500_FUEL_CORR_CYL1`

Service 22DID 3800
ModuleDA10 → 10
Every2 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -5 to 5 mg/stroke
Unit: mg/stroke

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Fuel correction cylinder 2 `RAM2500_FUEL_CORR_CYL2`

Service 22DID 3801
ModuleDA10 → 10
Every2 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -5 to 5 mg/stroke
Unit: mg/stroke

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Fuel correction cylinder 3 `RAM2500_FUEL_CORR_CYL3`

Service 22DID 3802
ModuleDA10 → 10
Every2 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -5 to 5 mg/stroke
Unit: mg/stroke

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Fuel correction cylinder 4 `RAM2500_FUEL_CORR_CYL4`

Service 22DID 3803
ModuleDA10 → 10
Every2 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -5 to 5 mg/stroke
Unit: mg/stroke

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Fuel injection timing `FUEL_TIMING`SAE J1979Confirmed

Start of main fuel injection relative to Top Dead Center (TDC). Positive degrees indicate before TDC, negative degrees indicate after TDC.

Service 01PID 5D
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{128} - 38665$
Range: -210 to 301.992 °
Unit: °

Confirmed for 2020, 2023. Supported for 2014, 2017 to 2019, 2022, 2024, 2026.

Fuel rail pressure commanded `RAM2500_RAIL_PRESS_CMD`

Service 22DID 1946
ModuleDA10 → 10
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{20}$
Range: 0 to 3000 bar
Unit: bar

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Fuel rail pressure measured `RAM2500_RAIL_PRESS`

Service 22DID 1947
ModuleDA10 → 10
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{20}$
Range: 0 to 3000 bar
Unit: bar

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

IAT post-intercooler `RAM2500_IAT_TURBO`

Service 22DID 1935
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 2}{100} - 40$
Range: -40 to 200 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Injector pulse width, cylinder 1 `RAM2500_INJ_WIDTH_CYL_1`Confirmed

Service 22DID 0234
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 31 of the reply, 32 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 4294967 ms
Unit: ms

0x00000F88 = 3976 → $\frac{3976}{1000}$ = 3.976 ms

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Injector pulse width, cylinder 2 `RAM2500_INJ_WIDTH_CYL_2`Confirmed

Service 22DID 0235
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 31 of the reply, 32 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 4294967 ms
Unit: ms

0x00000920 = 2336 → $\frac{2336}{1000}$ = 2.336 ms

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Injector pulse width, cylinder 3 `RAM2500_INJ_WIDTH_CYL_3`Confirmed

Service 22DID 0236
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 31 of the reply, 32 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 4294967 ms
Unit: ms

0x00001228 = 4648 → $\frac{4648}{1000}$ = 4.648 ms

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Injector pulse width, cylinder 4 `RAM2500_INJ_WIDTH_CYL_4`Confirmed

Service 22DID 0237
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 31 of the reply, 32 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 4294967 ms
Unit: ms

0x00000978 = 2424 → $\frac{2424}{1000}$ = 2.424 ms

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Intake air temperature `IAT`SAE J1979Confirmed

Service 01PID 0F
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

Confirmed for 2020, 2023 to 2024. Supported for 2014, 2016 to 2019, 2021 to 2022, 2026.

Intake camshaft 1 to crankshaft offset `RAM2500_INT_CAM_1_OFFSET`Confirmed

Service 22DID 06C2
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{10}$
Range: -3276.8 to 3276.7 °
Unit: °

0x0000 = 0 → $\frac{0}{10}$ = 0 °

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Intake manifold absolute pressure `MAP`SAE J1979Confirmed

Service 01PID 0B
Module7E0 → 7E8
Every1 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 kPa
Unit: kPa

Confirmed for 2023 to 2024. Supported for 2016 to 2017, 2019, 2021 to 2022.

Intake manifold air pressure `RAM2500_MAP`Confirmed

Service 22DID 0174
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{5}$
Range: 0 to 13107 kPa
Unit: kPa

0x00D4 = 212 → $\frac{212}{5}$ = 42.4 kPa

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Intake manifold air temperature `RAM2500_IAT_01FF`Confirmed

Service 22DID 01FF
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 8 to 15 of the reply, 8 bits.

Formula: $val - 64$
Range: -64 to 191 °C
Unit: °C

0x75 = 117 → $117 - 64$ = 53 °C

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Intake manifold air temperature `RAM2500_IAT_1935`

Service 22DID 1935
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val - 40$
Range: -40 to 65495 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Intake manifold air temperature `RAM2500_IAT_70B8`

Service 22DID 70B8
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val \times 0.0198412698 - 40$
Range: -40 to 1260.2976 °C
Unit: °C

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Knock sensor 1 `RAM2500_KNOCK_SENS_1`Confirmed

Service 22DID 01A9
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{13107}$
Range: 0 to 5 V
Unit: V

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Knock sensor 2 `RAM2500_KNOCK_SENS_2`Confirmed

Service 22DID 01AA
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{13107}$
Range: 0 to 5 V
Unit: V

0x1A00 = 6656 → $\frac{6656}{13107}$ = 0.50782 V

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Line pressure `RAM2500_LINE_P`

Service 21PID 17
Module7E0 → 7E8
Every1 s
Testing

Bits 16 to 23 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 psi
Unit: psi

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Line pressure duty cycle `RAM2500_LINE_P_DUTY`

Service 21PID 17
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{655}$
Range: 0 to 100 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Long term fuel trim (bank 1) `LONGFT1`SAE J1979Confirmed

Service 01PID 07
Module7E0 → 7E8
Every1 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{128} - 100$
Range: -100 to 99.2 %
Unit: %

Confirmed for 2023 to 2024. Supported for 2016 to 2017, 2019, 2021 to 2022.

Long term fuel trim (bank 2) `LONGFT2`SAE J1979Confirmed

Service 01PID 09
Module7E0 → 7E8
Every1 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{128} - 100$
Range: -100 to 99.2 %
Unit: %

Confirmed for 2023 to 2024. Supported for 2016 to 2017, 2019, 2021 to 2022.

Low side coolant temperature `RAM2500_LOW_SIDE_ECT`Confirmed

Service 22DID 12C9
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 64$
Range: -64 to 191 °C
Unit: °C

0x00 = 0 → $0 - 64$ = -64 °C

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

M-Prop injection command `RAM2500_MPROP_CMD`

Service 22DID 18D0
ModuleDA10 → 10
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{100}$
Range: 0 to 100 %
Unit: %

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Mass airflow sensor temperature `RAM2500_MAF_TEMP`

Service 22DID 193F
ModuleDA10 → 10
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 2}{100} - 40$
Range: -40 to 200 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Multi-displacement system active `RAM2500_MDS_ACTIVE`Confirmed

Service 22DID 0ECA
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Off or on

0b0 = 0 → 0

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Nitrogen oxides after exhaust treatment, ppm `RAM2500_AFTERTREATMENT`

Service 22DID A11A
Module7E0 → 7E8
Every1 s
Testing

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $val$
Range: -32768 to 32767
Unit: Number

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Nitrogen oxides before exhaust treatment, ppm `RAM2500_AFTERTREATMENT_INT`

Service 22DID A114
Module7E0 → 7E8
Every1 s
Testing

Bits 16 to 31 of the reply, 16 bits. The value is signed.

Formula: $val$
Range: -32768 to 32767
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Particulate filter outlet pressure `RAM2500_AFT_DPF_OULET_P_SENS`

Service 22DID A00A
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 9}{2000}$
Range: 0 to 294 psi
Unit: psi

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Pressure in the particulate filter `RAM2500_P_PF`

Service 22DID 017B
Module7E0 → 7E8
Every1 s
Testing

Bits 160 to 175 of the reply, 16 bits. The value is signed.

Formula: $val$
Range: -32768 to 32767
Unit: Raw value

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Regen enable, on/off – alternative `RAM2500_REGEN_ENABLE_ON_OFF`

Service 21PID D8
Module7E0 → 7E8
Every1 s
Testing

Bit 95 of the reply.

Formula: $val$
Range: 0 to 1
Unit: Off or on

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Regeneration active `RAM2500_DPF_REGEN_ACTIVE_2`

Service 22DID 50AF
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10}$
Range: 0 to 6553.5
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Relative Throttle A Position `TP_A_REL`SAE J1979Confirmed

Service 01PID 6C
Module7E0 → 7E8
Every250 ms

Bits 16 to 23 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020, 2023. Supported for 2026.

Relative Throttle B Position `TP_B_REL`SAE J1979Confirmed

Service 01PID 6C
Module7E0 → 7E8
Every250 ms

Bits 32 to 39 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2020, 2023. Supported for 2026.

Sensed oil pressure `RAM2500_SENSED_OIL_P`

Service 22DID 0168
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 272 to 287 of the reply, 16 bits. The value is signed.

Formula: $val$
Range: -32768 to 32767
Unit: Raw value

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Sensed pressure particulate filter downstream `RAM2500_SENSED_P_PF_DN`

Service 22DID 0168
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 176 to 191 of the reply, 16 bits. The value is signed.

Formula: $val$
Range: -32768 to 32767
Unit: Raw value

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Short term fuel trim (bank 1) `SHRTFT1`SAE J1979Confirmed

Correction being used by the closed-loop fuel algorithm.

Pelican can show this parameter as the short term fuel trim.

Service 01PID 06
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{128} - 100$
Range: -100 to 99.2 %
Unit: %

Confirmed for 2023. Supported for 2016 to 2017, 2019, 2021 to 2022, 2024.

Short term fuel trim (bank 2) `SHRTFT2`SAE J1979Confirmed

Correction being used by the closed-loop fuel algorithm.

Pelican can show this parameter as the short term fuel trim.

Service 01PID 08
Module7E0 → 7E8
Every1 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{128} - 100$
Range: -100 to 99.2 %
Unit: %

Confirmed for 2023. Supported for 2016 to 2017, 2019, 2021 to 2022, 2024.

Short term knock retard `RAM2500_SHORT_TERM_KNOCK`

Service 22DID 01AE
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{2}$
Range: 0 to 32767.5 °
Unit: °

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Simulated particulate mass, stored `RAM2500_DPF_SIM_MASS`Confirmed

Service 22DID 01E2
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Raw value

0x0001 = 1 → $\frac{1}{100}$ = 0.01

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Soot load `RAM2500_SOOT_LOAD`Confirmed

Service 21PID 4D
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 8 to 23 of the reply, 16 bits.

Formula: $\frac{val}{128}$
Range: 0 to 511 g
Unit: g

0x351C = 13596 → $\frac{13596}{128}$ = 106.21875 g

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Soot load based on delta pressure `RAM2500_SOOT_LOAD_BASED_ON_P`Confirmed

Service 21PID 57
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val}{100} + 32$
Range: 0 to 34.55
Unit: Raw value

0x00 = 0 → $\frac{0}{100} + 32$ = 32

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Soot mass flow in exhaust gas after combustion `RAM2500_SOOT_MASS_FLOW_EXH`

Service 22DID 017A
Module7E0 → 7E8
Every1 s
Testing

Bits 192 to 223 of the reply, 32 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -21474836 to 21474836
Unit: Raw value

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Soot mass load `RAM2500_SOOT_MASS_LOAD`

Service 22DID 508D
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{650}$
Range: 0 to 100.823 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Swirl actuator command `RAM2500_SWIRL_CMD`

Service 22DID 189B
ModuleDA10 → 10
Every2 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{100} - 327.68$
Range: -100 to 100 %
Unit: %

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Temperature before catalyst `RAM2500_T_BEFORE_CAT`

Service 22DID 0168
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 240 to 255 of the reply, 16 bits.

Formula: $\frac{val}{10} - 273.14$
Range: -273.14 to 6280.36 °C
Unit: °C

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Temperature before diesel particulate filter `RAM2500_T_BEFORE_DPF`

Service 22DID 0168
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 392 to 407 of the reply, 16 bits.

Formula: $\frac{val}{10} - 273.14$
Range: -273.14 to 6280.36 °C
Unit: °C

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Temperature before turbine `RAM2500_T_BEFORE_TURBINE`

Service 22DID 0168
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 408 to 423 of the reply, 16 bits.

Formula: $\frac{val}{10} - 273.14$
Range: -273.14 to 6280.36 °C
Unit: °C

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Throttle inlet air temperature filtered `RAM2500_THROTTLE_INLET_AIR_T`Confirmed

Service 22DID 14B1
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022 to 2026

Example reply from a 2021 Ram 2500.

Bits 8 to 15 of the reply, 8 bits.

Formula: $val - 64$
Range: -64 to 191 °C
Unit: °C

0x78 = 120 → $120 - 64$ = 56 °C

Confirmed for 2021. In testing for 2010 to 2020, 2022 to 2026.

Throttle inlet air temperature raw `RAM2500_THROTTLE_INLET_AIR_T_RAW`Confirmed

Service 22DID 14B3
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 8 to 15 of the reply, 8 bits.

Formula: $val - 64$
Range: -64 to 191 °C
Unit: °C

0x00 = 0 → $0 - 64$ = -64 °C

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Throttle inlet pressure `RAM2500_THROTTLE_INLET_P`Confirmed

Service 22DID 1247
Module7E0 → 7E8
Every250 ms
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{160}$
Range: 0 to 409.5937 kPa
Unit: kPa

0x3D07 = 15623 → $\frac{15623}{160}$ = 97.64375 kPa

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Time since active regen `RAM2500_TIME_SINCE_ACTIVE`

Service 22DID A003
Module7E0 → 7E8
Every30 s
Testing

Bits 16 to 31 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 h
Unit: h

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Time since regen started `RAM2500_TIME_SINCE_REGEN`

Service 21PID D6
Module7E0 → 7E8
Every30 s
Testing

Bits 32 to 47 of the reply, 16 bits.

Formula: $\frac{val}{40}$
Range: 0 to 1638 s
Unit: s

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Timing advance `SPARKADV`SAE J1979Confirmed

Ignition timing spark advance for the first cylinder. Measured in degrees before dead center. Minus is degrees before dead center, positive is degrees after.

Service 01PID 0E
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val}{2} - 64$
Range: -64 to 63.5 °
Unit: °

Confirmed for 2023. Supported for 2016 to 2017, 2019, 2021 to 2022, 2024.

Total Engine Run Time `RUN_TIME`SAE J1979Confirmed

Service 01PID 7F
Module7E0 → 7E8
Every1 s

Bits 8 to 39 of the reply, 32 bits.

Formula: $val$
Range: 0 to 4294967295 s
Unit: s

Confirmed for 2020, 2023. Supported for 2026.

Total Idle Run Time `IDLE_TIME`SAE J1979Confirmed

Service 01PID 7F
Module7E0 → 7E8
Every1 s

Bits 40 to 71 of the reply, 32 bits.

Formula: $val$
Range: 0 to 4294967295 s
Unit: s

Confirmed for 2020, 2023. Supported for 2026.

Total number of started particulate filter cleanings `RAM2500_DPF_REGENS_18E7`Confirmed

Service 22DID 18E7
Module7E0 → 7E8
Every3600 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $val$
Range: -32768 to 32767
Unit: Number

0x0000 = 0 → 0

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Total number of started particulate filter cleanings `RAM2500_DPF_REGENS_5089`

Service 22DID 5089
Module7E0 → 7E8
Every3600 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val}{10}$
Range: 0 to 25.5
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Total Run Time With PTO Active `PTO_TIME`SAE J1979Confirmed

Service 01PID 7F
Module7E0 → 7E8
Every1 s

Bits 72 to 103 of the reply, 32 bits.

Formula: $val$
Range: 0 to 4294967295 s
Unit: s

Confirmed for 2020, 2023. Supported for 2026.

Turbine upstream temperature `RAM2500_TURBINE_UP_T`

Service 22DID 0168
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 224 to 239 of the reply, 16 bits.

Formula: $\frac{val}{10} - 273.14$
Range: -273.14 to 6280.36 °C
Unit: °C

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Turbo boost pressure `RAM2500_BOOST`

Service 22DID 195A
ModuleDA10 → 10
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10} - 3276.8$
Range: -100 to 300 kPa
Unit: kPa

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Turbo compressor inlet temperature `RAM2500_TURBO_COMP_INLET_T`

Service 22DID A0EC
Module7E0 → 7E8
Every5 s
Testing

Bits 16 to 23 of the reply, 8 bits.

Formula: $\frac{val \times 36}{5} + 32$
Range: 0 to 1868 °F
Unit: °F

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Turbocharger compressor inlet air temperature `RAM2500_VGT_COMP_INLET_AIR_T`

Service 21PID DA
Module7E0 → 7E8
Every5 s
Testing

Bits 144 to 159 of the reply, 16 bits.

Formula: $\frac{val \times 9}{20} + 32$
Range: 0 to 29522 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Turbocharger compressor outlet air temperature `RAM2500_VGT_COMP_OULET_AIR_T`

Service 21PID DA
Module7E0 → 7E8
Every5 s
Testing

Bits 112 to 127 of the reply, 16 bits.

Formula: $\frac{val \times 9}{20} + 32$
Range: 0 to 29522 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Turbocharger vane position actual `RAM2500_VGT_ACT`

Service 22DID 18A0
ModuleDA10 → 10
Every2 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 100}{65535}$
Range: 0 to 100 %
Unit: %

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Turbocharger vane position commanded `RAM2500_VGT_CMD`

Service 22DID 189F
ModuleDA10 → 10
Every2 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 100}{65535}$
Range: 0 to 100 %
Unit: %

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Turbocharger virtual charge flow `RAM2500_VGT_VIRTUAL_CHG_FLOW`

Service 21PID DA
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val \times 0.0035436904 + 32$
Range: 0 to 264 kg/h
Unit: kg/h

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Type of fuel currently being used by the vehicle `FUEL_TYP`SAE J1979Confirmed

Service 01PID 51
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Unit: Named states

States
Raw value	State	Meaning
`1`	`GAS`	Gasoline/petrol
`2`	`METH`	Methanol
`3`	`ETH`	Ethanol
`4`	`DSL`	Diesel
`5`	`LPG`	Liquefied petroleum gas
`6`	`CNG`	Compressed natural gas
`7`	`PROP`	Propane
`8`	`ELEC`	Battery/electric
`9`	`BI_GAS`	Bi-fuel vehicle using gasoline/petrol
`10`	`BI_METH`	Bi-fuel vehicle using methanol
`11`	`BI_ETH`	Bi-fuel vehicle using ethanol
`12`	`BI_LPG`	Bi-fuel vehicle using LPG
`13`	`BI_CNG`	Bi-fuel vehicle using CNG
`14`	`BI_PROP`	Bi-fuel vehicle using propane
`15`	`BI_ELEC`	Bi-fuel vehicle using battery
`16`	`BI_MIX`	Bi-fuel vehicle using battery and combustion engine for propulsion
`17`	`HYB_GAS`	Hybrid vehicle using gasoline engine for propulsion
`18`	`HYB_ETH`	Hybrid vehicle using gasoline engine on ethanol for propulsion
`19`	`HYB_DSL`	Hybrid vehicle using diesel engine for propulsion
`20`	`HYB_ELEC`	Hybrid vehicle using battery for propulsion
`21`	`HYB_MIX`	Hybrid vehicle using battery and combustion engine for propulsion
`22`	`HYB_REG`	Hybrid vehicle in regeneration mode
`23`	`BI_DSL`	Bi-fuel vehicle using diesel
`24`	`BI_NG`	Bi-fuel vehicle using natural gas
`25`	`BI_DSL`	Bi-fuel vehicle using diesel
`26`	`NG`	Natural gas
`27`	`DSL_CNG`	Dual fuel vehicle using diesel and CNG
`28`	`DSL_LNG`	Dual fuel vehicle using diesel and LNG
`29`	`FC_H2`	Fuel cell utilizing hydrogen
`30`	`HICE_HHO`	Hydrogen Internal Combustion Engine
`31`	`KERO`	Kerosene
`32`	`HFO`	Heavy Fuel Oil

Confirmed for 2020, 2023. Supported for 2017 to 2019, 2022, 2024, 2026.

Variable geometry turbo actuator, commanded position `RAM2500_VGT_CMD_189F`Confirmed

Service 22DID 189F
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 39}{50} - 100$
Range: -100 to 98.9 %
Unit: %

0x00 = 0 → $\frac{0 \times 39}{50} - 100$ = -100 %

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Variable geometry turbo actuator, commanded position `RAM2500_VGT_CMD_507B`

Service 22DID 507B
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 39}{50} - 100$
Range: -100 to 98.9 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Variable oil pump position `RAM2500_OIL_PUMP`

Service 22DID 194F
ModuleDA10 → 10
Every30 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255
Unit: Number

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Variable valve timing oil pressure `RAM2500_VARIABLE_VLV_TIM_OIL_P`Confirmed

Service 22DID 069E
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $val \times 4$
Range: 0 to 1020 kPa
Unit: kPa

0x5A = 90 → $90 \times 4$ = 360 kPa

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Variable valve timing oil temperature `RAM2500_VARIABLE_VLV_TIM_OIL_T`Confirmed

Service 22DID 069F
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 64$
Range: -64 to 191 °C
Unit: °C

0xA9 = 169 → $169 - 64$ = 105 °C

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Wastegate position sensor `RAM2500_WASTEGATE_POS_SENS`Confirmed

Service 22DID 1F59
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022 to 2026

Example reply from a 2021 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 61}{12500}$
Range: 0 to 319.8107 V
Unit: V

0x0000 = 0 → $\frac{0 \times 61}{12500}$ = 0 V

Confirmed for 2021. In testing for 2010 to 2020, 2022 to 2026.

AuxInputs

Auto Trans Neutral Drive Status `N/D_STAT`SAE J1979Confirmed

Service 01PID 65
Module7E0 → 7E8
Every250 ms

Bit 14 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Glow plug lamp status `GPL_STAT`SAE J1979Confirmed

Service 01PID 65
Module7E0 → 7E8
Every250 ms

Bit 12 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Manual Trans Neutral Gear Status `N/G_STAT`SAE J1979Confirmed

Service 01PID 65
Module7E0 → 7E8
Every250 ms

Bit 13 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Power Take Off (PTO) Output Status `PTO_STAT_AUX`SAE J1979Confirmed

Service 01PID 65
Module7E0 → 7E8
Every250 ms

Bit 15 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Recommended gear `GEAR_RCMD`SAE J1979Confirmed

Service 01PID 65
Module7E0 → 7E8
Every250 ms

Bits 8 to 11 of the reply, 4 bits.

Formula: $val$
Range: 0 to 15
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

AuxInputs › Internal

Auto trans neutral drive status supported `N/D_SUP`SAE J1979Confirmed

Service 01PID 65
Module7E0 → 7E8
Every250 ms

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Glow plug lamp status supported `GPL_SUP`SAE J1979Confirmed

Service 01PID 65
Module7E0 → 7E8
Every250 ms

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Manual trans neutral gear status supported `N/G_SUP`SAE J1979Confirmed

Service 01PID 65
Module7E0 → 7E8
Every250 ms

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Power Take Off (PTO) output status supported `PTO_SUP`SAE J1979Confirmed

Service 01PID 65
Module7E0 → 7E8
Every250 ms

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Recommended gear supported `GEAR_SUP`SAE J1979Confirmed

Service 01PID 65
Module7E0 → 7E8
Every250 ms

Bit 3 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Internal

Actual EGR A supported `EGR_A_ACT_SUP`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2014, 2026.

Actual EGR A supported `EGR_B_ACT_SUP`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bit 3 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2014, 2026.

Boost pressure A control status supported `BP_A_SUP`SAE J1979Confirmed

Service 01PID 70
Module7E0 → 7E8
Every250 ms

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Boost pressure A supported `BP_A_ACT_SUP`SAE J1979Confirmed

Service 01PID 70
Module7E0 → 7E8
Every250 ms

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Boost pressure B control status supported `BP_B_SUP`SAE J1979Confirmed

Service 01PID 70
Module7E0 → 7E8
Every250 ms

Bit 2 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Boost pressure B supported `BP_B_ACT_SUP`SAE J1979Confirmed

Service 01PID 70
Module7E0 → 7E8
Every250 ms

Bit 3 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Commanded boost pressure A supported `BP_A_CMD_SUP`SAE J1979Confirmed

Service 01PID 70
Module7E0 → 7E8
Every250 ms

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Commanded boost pressure B supported `BP_B_CMD_SUP`SAE J1979Confirmed

Service 01PID 70
Module7E0 → 7E8
Every250 ms

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Commanded EGR A supported `EGR_A_CMD_SUP`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2014, 2026.

Commanded EGR A supported `EGR_B_CMD_SUP`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2014, 2026.

Commanded Throttle Actuator A Control supported? `CTAC_A_SUP`SAE J1979Confirmed

Service 01PID 6C
Module7E0 → 7E8
Every250 ms

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Commanded Throttle Actuator B Control supported? `CTAC_B_SUP`SAE J1979Confirmed

Service 01PID 6C
Module7E0 → 7E8
Every250 ms

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

EGR A error supported `EGR_A_ERR_SUP`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2014, 2026.

EGR A error supported `EGR_B_ERR_SUP`SAE J1979Confirmed

Service 01PID 69
Module7E0 → 7E8
Every250 ms

Bit 2 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2014, 2026.

EGR Temperature Sensor A (Bank 1, Sensor 1) supported? `EGRTA_SUP`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2023. Supported for 2026.

EGR Temperature Sensor A (Bank 1, Sensor 1) Wide Range supported? `EGRTA_WR_SUP`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bit 3 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2023. Supported for 2026.

EGR Temperature Sensor B (Bank 2, Sensor 1) supported? `EGRTB_SUP`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2023. Supported for 2026.

EGR Temperature Sensor B (Bank 2, Sensor 1) Wide Range supported? `EGRTB_WR_SUP`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bit 1 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2023. Supported for 2026.

EGR Temperature Sensor C (Bank 1, Sensor 2) supported? `EGRTC_SUP`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2023. Supported for 2026.

EGR Temperature Sensor C (Bank 1, Sensor 2) Wide Range supported? `EGRTC_WR_SUP`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bit 2 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2023. Supported for 2026.

EGR Temperature Sensor D (Bank 2, Sensor 2) supported? `EGRTD_SUP`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2023. Supported for 2026.

EGR Temperature Sensor D (Bank 2, Sensor 2) Wide Range supported? `EGRTD_WR_SUP`SAE J1979Confirmed

Service 01PID 6B
Module7E0 → 7E8
Every250 ms

Bit 0 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2023. Supported for 2026.

Engine Percent Torque At Idle, Point 1 `TQ_MAX1`SAE J1979Confirmed

Service 01PID 64
Module7E0 → 7E8
Every3600 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 125$
Range: -125 to 130 %
Unit: %

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Engine Percent Torque At Point 2 `TQ_MAX2`SAE J1979Confirmed

Service 01PID 64
Module7E0 → 7E8
Every3600 s

Bits 8 to 15 of the reply, 8 bits.

Formula: $val - 125$
Range: -125 to 130 %
Unit: %

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Engine Percent Torque At Point 3 `TQ_MAX3`SAE J1979Confirmed

Service 01PID 64
Module7E0 → 7E8
Every3600 s

Bits 16 to 23 of the reply, 8 bits.

Formula: $val - 125$
Range: -125 to 130 %
Unit: %

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Engine Percent Torque At Point 4 `TQ_MAX4`SAE J1979Confirmed

Service 01PID 64
Module7E0 → 7E8
Every3600 s

Bits 24 to 31 of the reply, 8 bits.

Formula: $val - 125$
Range: -125 to 130 %
Unit: %

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Engine Percent Torque At Point 5 `TQ_MAX5`SAE J1979Confirmed

Service 01PID 64
Module7E0 → 7E8
Every3600 s

Bits 32 to 39 of the reply, 8 bits.

Formula: $val - 125$
Range: -125 to 130 %
Unit: %

Confirmed for 2020. Supported for 2014, 2017 to 2019, 2022 to 2024, 2026.

Relative Throttle A Position data supported? `RTP_A_SUP`SAE J1979Confirmed

Service 01PID 6C
Module7E0 → 7E8
Every250 ms

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Relative Throttle B Position data supported? `RTP_B_SUP`SAE J1979Confirmed

Service 01PID 6C
Module7E0 → 7E8
Every250 ms

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Total Engine Run Time supported? `RUN_TIME_SUP`SAE J1979Confirmed

Service 01PID 7F
Module7E0 → 7E8
Every1 s

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Total Idle Run Time supported? `IDLE_TIME_SUP`SAE J1979Confirmed

Service 01PID 7F
Module7E0 → 7E8
Every1 s

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

Total Run Time With PTO Active supported? `PTO_TIME_SUP`SAE J1979Confirmed

Service 01PID 7F
Module7E0 → 7E8
Every1 s

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2020, 2023. Supported for 2026.

OxygenSensors

02S Bank 1, Sensor 1 present `O2S11_EXISTS`SAE J1979Confirmed

Service 01PID 13
Module7E0 → 7E8
Every3600 s

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

02S Bank 1, Sensor 2 present `O2S12_EXISTS`SAE J1979Confirmed

Service 01PID 13
Module7E0 → 7E8
Every3600 s

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

02S Bank 1, Sensor 3 present `O2S13_EXISTS`SAE J1979Confirmed

Service 01PID 13
Module7E0 → 7E8
Every3600 s

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

02S Bank 1, Sensor 4 present `O2S14_EXISTS`SAE J1979Confirmed

Service 01PID 13
Module7E0 → 7E8
Every3600 s

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

02S Bank 2, Sensor 1 present `O2S21_EXISTS`SAE J1979Confirmed

Service 01PID 13
Module7E0 → 7E8
Every3600 s

Bit 3 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

02S Bank 2, Sensor 2 present `O2S22_EXISTS`SAE J1979Confirmed

Service 01PID 13
Module7E0 → 7E8
Every3600 s

Bit 2 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

02S Bank 2, Sensor 3 present `O2S23_EXISTS`SAE J1979Confirmed

Service 01PID 13
Module7E0 → 7E8
Every3600 s

Bit 1 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

02S Bank 2, Sensor 4 present `O2S24_EXISTS`SAE J1979Confirmed

Service 01PID 13
Module7E0 → 7E8
Every3600 s

Bit 0 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

O2S Output Voltage Bank 1, Sensor 1 `O2S11`SAE J1979Confirmed

Service 01PID 14
Module7E0 → 7E8
Every1 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val}{200}$
Range: 0 to 1.275 V
Unit: V

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

O2S Output Voltage Bank 1, Sensor 2 `O2S12`SAE J1979Confirmed

Service 01PID 15
Module7E0 → 7E8
Every1 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val}{200}$
Range: 0 to 1.275 V
Unit: V

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

SHRTFT associated with O2S11 `SHRTFT11`SAE J1979Confirmed

Service 01PID 14
Module7E0 → 7E8
Every1 s

Bits 8 to 15 of the reply, 8 bits.

Formula: $\frac{val \times 100}{128} - 100$
Range: -100 to 99.22 %
Unit: %

Confirmed for 2024. Supported for 2016 to 2017, 2019, 2021 to 2023.

Fuel

Commanded Fuel Rail Pressure A `FRP_A_CMD`SAE J1979Confirmed

Displays commanded fuel rail pressure when the reading is referenced to atmosphere (gage pressure)

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bits 8 to 23 of the reply, 16 bits.

Formula: $val \times 10$
Range: 0 to 655350 kPa
Unit: kPa

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Commanded Fuel Rail Pressure B `FRP_B_CMD`SAE J1979Confirmed

Displays commanded fuel rail pressure when the reading is referenced to atmosphere (gage pressure)

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bits 48 to 63 of the reply, 16 bits.

Formula: $val \times 10$
Range: 0 to 655350 kPa
Unit: kPa

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Engine exhaust flow rate `EXH_RATE`SAE J1979Confirmed

Service 01PID 9E
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{5}$
Range: 0 to 13107 kg/h
Unit: kg/h

Confirmed for 2019 to 2020, 2023 to 2024. Supported for 2026.

Engine fuel rate `FUEL_RATE`SAE J1979Confirmed

Measured in units per hour

Pelican can show this parameter as the fuel rate.

Service 01PID 5E
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{20}$
Range: 0 to 3276.75 L/h
Unit: L/h

Confirmed for 2014. Supported for 2017 to 2018.

Engine fuel rate (alternate) `FUEL_RATE_ALT`SAE J1979Confirmed

Service 01PID 9D
Module7E0 → 7E8
Every250 ms

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{50}$
Range: 0 to 1310.7 g/s
Unit: g/s

Confirmed for 2019 to 2020, 2023 to 2024. Supported for 2026.

Estimated NO accumulation via fuel consumption `RAM2500_ESTIMATED_NO`

Service 21PID D8
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{3624}$
Range: 0 to 18.08
Unit: Raw value

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Fuel level `RAM2500_FLI`

Service 21PID A8
Module7E0 → 7E8
Every30 s
Testing

Bits 96 to 111 of the reply, 16 bits.

Formula: $\frac{val}{256}$
Range: 0 to 255 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Fuel level average `RAM2500_FLI_AVG`

Service 22DID A043
Module7E0 → 7E8
Every30 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 %
Unit: %

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Fuel level input `RAM2500_FLI_INPUT`Confirmed

Pelican can show this parameter as the fuel tank level.

Service 22DID 0227
Module7E0 → 7E8
Every30 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

0xAC = 172 → $\frac{172 \times 100}{255}$ = 67.45098 %

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Fuel mass correction, cylinder 1 `RAM2500_FUEL_MASS_CORR_CYL_1`

Service 22DID 0166
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 144 to 159 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Fuel mass correction, cylinder 2 `RAM2500_FUEL_MASS_CORR_CYL_2`

Service 22DID 0166
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 160 to 175 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Fuel mass correction, cylinder 3 `RAM2500_FUEL_MASS_CORR_CYL_3`

Service 22DID 0166
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 176 to 191 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Fuel mass correction, cylinder 4 `RAM2500_FUEL_MASS_CORR_CYL_4`

Service 22DID 0166
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 192 to 207 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Fuel mass correction, cylinder 5 `RAM2500_FUEL_MASS_CORR_CYL_5`

Service 22DID 0166
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 208 to 223 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Fuel mass correction, cylinder 6 `RAM2500_FUEL_MASS_CORR_CYL_6`

Service 22DID 0166
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 224 to 239 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Fuel mass, cylinder 1 `RAM2500_FUEL_MASS_CYL_1`Confirmed

Service 22DID 0255
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843
Unit: Raw value

0x05B5 = 1461 → $\frac{1461}{64}$ = 22.828125

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Fuel mass, cylinder 2 `RAM2500_FUEL_MASS_CYL_2`Confirmed

Service 22DID 0256
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843
Unit: Raw value

0x0411 = 1041 → $\frac{1041}{64}$ = 16.265625

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Fuel mass, cylinder 3 `RAM2500_FUEL_MASS_CYL_3`Confirmed

Service 22DID 0257
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843
Unit: Raw value

0x0392 = 914 → $\frac{914}{64}$ = 14.28125

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Fuel mass, cylinder 4 `RAM2500_FUEL_MASS_CYL_4`Confirmed

Service 22DID 0258
Module7E0 → 7E8
Every1 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843
Unit: Raw value

0x03A1 = 929 → $\frac{929}{64}$ = 14.515625

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Fuel pressure sensor, 1000's psi `RAM2500_FUEL_P_SENS_1000_S`Confirmed

Service 21PID B4
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{552}$
Range: 0 to 118 psi
Unit: psi

0x0500 = 1280 → $\frac{1280}{552}$ = 2.318841 psi

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Fuel rail pressure `RAM2500_FUEL_RAIL_P`

Service 22DID A067
Module7E0 → 7E8
Every1 s
Testing

Bits 8 to 23 of the reply, 16 bits.

Formula: $val \times 2$
Range: 0 to 131070 bar
Unit: bar

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Fuel rail pressure `RAM2500_FUEL_RAIL_P_06F3`

Service 22DID 06F3
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 65.535
Unit: Raw value

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Fuel rail pressure `RAM2500_FUEL_RAIL_P_2`

Service 22DID 02A1
Module7E0 → 7E8
Every1 s
Testing

Bits 24 to 31 of the reply, 8 bits.

Formula: $\frac{val \times 29}{200}$
Range: 0 to 36.9749 psi
Unit: psi

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Fuel Rail Pressure A `FRP_A`SAE J1979Confirmed

Displays fuel rail pressure when the reading is referenced to atmosphere (gage pressure).

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bits 24 to 39 of the reply, 16 bits.

Formula: $val \times 10$
Range: 0 to 655350 kPa
Unit: kPa

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Fuel Rail Pressure B `FRP_B`SAE J1979Confirmed

Displays fuel rail pressure when the reading is referenced to atmosphere (gage pressure).

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bits 64 to 79 of the reply, 16 bits.

Formula: $val \times 10$
Range: 0 to 655350 kPa
Unit: kPa

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Fuel rail pressure, target `RAM2500_FUEL_RAIL_P_TGT`

Service 22DID 1D89
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 65.535
Unit: Raw value

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Fuel Rail Temperature A `FRT_A`SAE J1979Confirmed

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bits 40 to 47 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Fuel Rail Temperature B `FRT_B`SAE J1979Confirmed

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bits 80 to 87 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Fuel system 1 status `FUELSYS1`SAE J1979Confirmed

Service 01PID 03
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Unit: Named states

States
Raw value	State	Meaning
`0`	`OFF`	No status reported: this fuel system is not running or not present, e.g. the engine is off
`1`	`OL`	Open loop - has not yet satisfied conditions to go closed loop
`2`	`CL`	Closed loop - using oxygen sensor(s) as feedback for fuel control
`4`	`OL-Drive`	Open loop due to driving conditions (e.g. power enrichment, deceleration enleanment)
`8`	`OL-Fault`	Open loop - due to detected system fault
`16`	`CL-Fault`	Closed loop, but fault with at least one oxygen sensor - may be using single oxygen sensor for fuel control
`32`	`OL B2`	Open loop - has not yet satisfied conditions to go closed loop (Bank 2)
`64`	`OL-Drive B2`	Open loop due to driving conditions (Bank 2) (e.g. power enrichment, deceleration enleanment, cylinder deactivation)
`68`	`OL-Drive B1+B2`	Open loop due to driving conditions on bank 1 and bank 2 (e.g. power enrichment, deceleration enleanment, cylinder deactivation)
`128`	`OL-Fault B2`	Open loop - due to detected system fault (Bank 2)

Confirmed for 2016, 2024. Supported for 2017, 2019, 2021 to 2023.

Fuel system 2 status `FUELSYS2`SAE J1979Confirmed

Service 01PID 03
Module7E0 → 7E8
Every250 ms

Bits 8 to 15 of the reply, 8 bits.

Unit: Named states

States
Raw value	State	Meaning
`0`	`OFF`	No status reported: this fuel system is not running or not present, e.g. the engine is off
`1`	`OL`	Open loop - has not yet satisfied conditions to go closed loop
`2`	`CL`	Closed loop - using oxygen sensor(s) as feedback for fuel control
`4`	`OL-Drive`	Open loop due to driving conditions (e.g. power enrichment, deceleration enleanment)
`8`	`OL-Fault`	Open loop - due to detected system fault
`16`	`CL-Fault`	Closed loop, but fault with at least one oxygen sensor - may be using single oxygen sensor for fuel control
`32`	`OL B2`	Open loop - has not yet satisfied conditions to go closed loop (Bank 2)
`64`	`OL-Drive B2`	Open loop due to driving conditions (Bank 2) (e.g. power enrichment, deceleration enleanment, cylinder deactivation)
`68`	`OL-Drive B1+B2`	Open loop due to driving conditions on bank 1 and bank 2 (e.g. power enrichment, deceleration enleanment, cylinder deactivation)
`128`	`OL-Fault B2`	Open loop - due to detected system fault (Bank 2)

Confirmed for 2016, 2024. Supported for 2017, 2019, 2021 to 2023.

Fuel tank level `FLI`SAE J1979Confirmed

Pelican can show this parameter as the fuel tank level.

Service 01PID 2F
Module7E0 → 7E8
Every1 s

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 100}{255}$
Range: 0 to 100 %
Unit: %

Confirmed for 2014, 2016 to 2017, 2019 to 2020, 2022 to 2024. Supported for 2018, 2021, 2026.

Total fuel correction, cylinder 1 `RAM2500_TOT_FUEL_CORR_CYL_1`

Service 22DID 3800
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Total fuel correction, cylinder 2 `RAM2500_TOT_FUEL_CORR_CYL_2`

Service 22DID 3801
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Total fuel correction, cylinder 3 `RAM2500_TOT_FUEL_CORR_CYL_3`

Service 22DID 3802
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Total fuel correction, cylinder 4 `RAM2500_TOT_FUEL_CORR_CYL_4`

Service 22DID 3803
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Total fuel correction, cylinder 5 `RAM2500_TOT_FUEL_CORR_CYL_5`

Service 22DID 3804
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Total fuel correction, cylinder 6 `RAM2500_TOT_FUEL_CORR_CYL_6`

Service 22DID 3805
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{100}$
Range: -327.68 to 327.67
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Vehicle fuel rate `VFUEL_RATE`SAE J1979Confirmed

Service 01PID 9D
Module7E0 → 7E8
Every250 ms

Bits 16 to 31 of the reply, 16 bits.

Formula: $\frac{val}{50}$
Range: 0 to 1310.7 g/s
Unit: g/s

Confirmed for 2019 to 2020, 2023 to 2024. Supported for 2026.

Internal

Commanded Fuel Rail Pressure A data supported? `FRP_A_CMD_SUP`SAE J1979Confirmed

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Commanded Fuel Rail Pressure B data supported? `FRP_B_CMD_SUP`SAE J1979Confirmed

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Fuel Rail Pressure A data supported? `FRP_A_SUP`SAE J1979Confirmed

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Fuel Rail Pressure B data supported? `FRP_B_SUP`SAE J1979Confirmed

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bit 3 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Fuel Temperature A data supported? `FRT_A_SUP`SAE J1979Confirmed

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

Fuel Temperature B data supported? `FRT_B_SUP`SAE J1979Confirmed

Service 01PID 6D
Module7E0 → 7E8
Every250 ms

Bit 2 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2014, 2019 to 2020, 2023. Supported for 2026.

GPS

Heading `RAM2500_GPS_HEADING`Confirmed

Service 22DID 2802
Module7AB → 52B
Every250 ms
Testing for 2010 to 2021, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 152 to 167 of the reply, 16 bits.

Formula: $\frac{val}{10}$
Range: 0 to 360 °
Unit: °

0x0000 = 0 → $\frac{0}{10}$ = 0 °

Confirmed for 2022 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021, 2026.

Satellites, tracked `RAM2500_GPS_SATS_TRACKED`Confirmed

Service 22DID 2802
Module7AB → 52B
Every250 ms
Testing for 2010 to 2021, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 200 to 203 of the reply, 4 bits.

Formula: $val$
Range: 0 to 15
Unit: Number

0b0111 = 7 → 7

Confirmed for 2022 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021, 2026.

Satellites, visible `RAM2500_GPS_SATS_VISIBLE`Confirmed

Service 22DID 2802
Module7AB → 52B
Every250 ms
Testing for 2010 to 2021, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 204 to 207 of the reply, 4 bits.

Formula: $val$
Range: 0 to 15
Unit: Number

0b0111 = 7 → 7

Confirmed for 2022 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021, 2026.

Movement

Front left wheel speed `RAM2500_FL_VSS`

Service 22DID 2962
ModuleDA30 → 30
Every100 ms
Testing

Bits 112 to 127 of the reply, 16 bits.

Formula: $\frac{val}{16}$
Range: 0 to 4095 km/h
Unit: km/h

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Front left wheel speed `RAM2500_WSS_FL`

Service 22DID 2B1E
ModuleDA18 → 18
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 300 km/h
Unit: km/h

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Front right wheel speed `RAM2500_FR_VSS`

Service 22DID 2962
ModuleDA30 → 30
Every100 ms
Testing

Bits 176 to 191 of the reply, 16 bits.

Formula: $\frac{val}{16}$
Range: 0 to 4095 km/h
Unit: km/h

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Front right wheel speed `RAM2500_WSS_FR`

Service 22DID 2B1D
ModuleDA18 → 18
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 300 km/h
Unit: km/h

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Odometer at last engine over-speed `RAM2500_ODO_LAST_OVERSPEED`

Service 22DID 2007
Module7E0 → 7E8
Every3600 s
Testing

Bits 0 to 23 of the reply, 24 bits.

Formula: $\frac{val}{10}$
Range: 0 to 1677721.5 km
Unit: km

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Output shaft speed `RAM2500_OUTPUT_SHFT_SPD`

Service 21PID CA
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 64 to 79 of the reply, 16 bits.

Formula: $\frac{val}{8}$
Range: 0 to 8191 rpm
Unit: rpm

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Radiator fan speed `RAM2500_RADIATOR_FAN_SPD`Confirmed

Service 21PID B3
Module7E0 → 7E8
Every250 ms
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 80 to 87 of the reply, 8 bits.

Formula: $val \times 520$
Range: 0 to 132600 rpm
Unit: rpm

0x00 = 0 → $0 \times 520$ = 0 rpm

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Rear left wheel speed `RAM2500_RL_VSS`

Service 22DID 2962
ModuleDA30 → 30
Every100 ms
Testing

Bits 144 to 159 of the reply, 16 bits.

Formula: $\frac{val}{16}$
Range: 0 to 4095 km/h
Unit: km/h

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Rear left wheel speed `RAM2500_WSS_RL`

Service 22DID 2B1C
ModuleDA18 → 18
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 300 km/h
Unit: km/h

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Rear right wheel speed `RAM2500_RR_VSS`

Service 22DID 2962
ModuleDA30 → 30
Every100 ms
Testing

Bits 208 to 223 of the reply, 16 bits.

Formula: $\frac{val}{16}$
Range: 0 to 4095 km/h
Unit: km/h

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Rear right wheel speed `RAM2500_WSS_RR`

Service 22DID 2B1B
ModuleDA18 → 18
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 300 km/h
Unit: km/h

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Turbo speed `RAM2500_TURBO_SPD`

Service 21PID DA
Module7E0 → 7E8
Every5 s
Testing

Bits 32 to 47 of the reply, 16 bits.

Formula: $\frac{val \times 125}{16}$
Range: 0 to 511992 rpm
Unit: rpm

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Vehicle speed `VSS`SAE J1979Confirmed

Pelican can show this parameter as the speed.

Service 01PID 0D
Module7E0 → 7E8
Every250 ms

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 km/h
Unit: km/h

Confirmed for 2014, 2016, 2019 to 2020, 2022 to 2024. Supported for 2017 to 2018, 2021, 2026.

Vehicle speed, engine module `RAM2500_VSS_ECU`

Pelican can show this parameter as the speed.

Service 22DID 190B
ModuleDA10 → 10
Every250 ms
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $val$
Range: 0 to 300 km/h
Unit: km/h

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

OBD

OBD requirements to which vehicle is designed `OBDSUP`SAE J1979Confirmed

Service 01PID 1C
Module7E0 → 7E8
Every3600 s

Bits 0 to 7 of the reply, 8 bits.

Unit: Named states

States
Raw value	State	Meaning
`1`	`OBD II`	OBD II (California ARB)
`2`	`OBD`	OBD (Federal EPA)
`3`	`OBD & OBD II`
`4`	`OBD I`
`5`	`NO OBD`	Not OBD compliant
`6`	`EOBD`
`7`	`EOBD & OBD II`
`8`	`EOBD & OBD`
`9`	`EOBD, OBD, OBD II`
`10`	`JOBD`
`11`	`JOBD & OBD II`
`12`	`JOBD & EOBD`
`13`	`JOBD, EOBD, OBD II`
`14`	`EURO IV B1`	Heavy duty vehicles (EURO IV) B1
`15`	`EURO V B2`	Heavy duty vehicles (EURO V) B2
`16`	`EURO C`	Heavy duty vehicles (EURO EEC) C (gas engines)
`17`	`EMD`	Engine manufacturer diagnostics (EMD)
`18`	`EMD+`	Engine Manufacturer Diagnostics Enhanced (EMD+)
`19`	`HD OBD-C`	Heavy Duty On-Board Diagnostics (Child/Partial)
`20`	`HD OBD`	Heavy Duty On-Board Diagnostics
`21`	`WWH OBD`	World Wide Harmonized OBD
`23`	`HD EOBD-I`	Heavy Duty Euro OBD Stage I without NOx Control
`24`	`HD EOBD-I N`	Heavy Duty Euro OBD Stage I with NOx Control
`25`	`HD EOBD-II`	Heavy Duty Euro OBD Stage II without NOx Control
`26`	`HD EOBD-II N`	Heavy Duty Euro OBD Stage II with NOx Control
`27`	`HD-ZEV`	Heavy Duty ZEV
`28`	`OBDBr-1`	Brazil OBD Phase 1
`29`	`OBDBr-2`	Brazil OBD Phase 2 and Phase 2+
`30`	`KOBD`	Korean OBD
`31`	`IOBD-I-BS4`	India BS4 OBD I
`32`	`IOBD-II-BS4`	India BS4 OBD II
`33`	`HD EOBD-VI`	Euro VI
`34`	`OBD, OBD II and HD OBD`
`35`	`OBDBr-3`	Brazil OBD Phase 3
`36`	`MC EOBD-I`	Motorcycle, Euro OBD-I
`37`	`MC EOBD-II`	Motorcycle, Euro OBD-II
`38`	`MC COBD-I`	Motorcycle, China OBD-I
`39`	`MC TOBD-I`	Motorcycle, Taiwan OBD-I
`40`	`MC JOBD-I`	Motorcycle, Japan OBD-I
`41`	`CN-OBD-6`	China Nationwide Stage 6
`42`	`OBDBr-P7`	Brazil OBD Phase 7
`43`	`CN-HDOBD-VI`	China Heavy Duty VI
`44`	`IOBD-I-BS6`	India BS6 OBD I
`45`	`IOBD-II-BS6`	India BS6 OBD II
`46`	`IHDOBD-BSVI`	India BSVI HD OBD
`47`	`OBDBr-P8`	Brazil OBD Phase 8
`48`	`HD-JOBD-II`	Japan Heavy Duty OBD-II
`49`	`HD-KOBD-II`	Korea Heavy Duty OBD-II
`50`	`CN-OROBD-IV`	China Off-Road IV OBD
`51`	`CARB ACC-II`	Light Duty ZEV, ACC-II
`52`	`MC JOBD-II`	Motorcycle, Japan OBD-II
`53`	`MC CARB OBD`	Motorcycle, California (CARB) OBD
`54`	`MC EPA OBD`	Motorcycle, Federal (EPA) OBD
`55`	`MC CARB & EPA OBD`	Motorcycle, 50-State (CARB & EPA) OBD
`56`	`HD ZEV CARB ZEP`	Heavy Duty ZEV, CARB ZEP
`57`	`CARB ACC-II & EPA TIER4`	Light Duty ZEV, CARB ACC-II and EPA Tier 4 (GTR 22)
`58`	`EPA TIER4`	Light Duty ZEV, EPA Tier 4 (GTR 22)
`59`	`EPA HD`	EPA HD OBD

Confirmed for 2014, 2016, 2019 to 2020, 2023 to 2024. Supported for 2017 to 2018, 2021 to 2022, 2026.

Orientation

Lateral acceleration `RAM2500_LAT_G`

Service 22DID 2962
ModuleDA30 → 30
Every100 ms
Testing

Bits 4 to 15 of the reply, 12 bits.

Formula: $\frac{val}{50} - 40.96$
Range: -40.94 to 40.94 m/s²
Unit: m/s²

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Longitudinal acceleration `RAM2500_LNG_G`

Service 22DID 2962
ModuleDA30 → 30
Every100 ms
Testing

Bits 20 to 31 of the reply, 12 bits.

Formula: $\frac{val}{50} - 40.96$
Range: -40.94 to 40.94 m/s²
Unit: m/s²

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Tires

Front left tire pressure `RAM2500_FL_TIRE_P`Confirmed

Pelican can show this parameter as the front left tire pressure.

Service 22DID A077
Module742 → 4C2
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2026

Example reply from a 2016 Ram 2500.

Bits 24 to 31 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 psi
Unit: psi

0x39 = 57 → 57 psi

Confirmed for 2014, 2016. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2019, 2021 to 2024, 2026.

Front left tire pressure `RAM2500_TP_FL_2`

Pelican can show this parameter as the front left tire pressure.

Service 22DID 013C
ModuleDAC7 → C7
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 65.535 bar
Unit: bar

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Front left tire pressure `RAM2500_TP_FL_7DA`

Pelican can show this parameter as the front left tire pressure.

Service 22DID A020
Module7DA → 7E2
Every15 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 1541}{4250}$
Range: 0 to 92 psi
Unit: psi

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Front left tire pressure `RAM2500_TP_FL_F`Confirmed

Pelican can show this parameter as the front left tire pressure.

Service 22DID A0F1
Module740 → 4C0
Every5 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10}$
Range: 0 to 6553.5 kPa
Unit: kPa

0x0AA3 = 2723 → $\frac{2723}{10}$ = 272.3 kPa

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Front left tire pressure invalid? `RAM2500_TP_FL_INVALID`Confirmed

Service 22DID 012F
ModuleDAC7 → C7
Every5 s
Testing for 2010 to 2025

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Front left tire pressure, altitude compensated `RAM2500_TP_FL`Confirmed

Pelican can show this parameter as the front left tire pressure.

Service 22DID A0A1
Module740 → 4C0
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 psi
Unit: psi

0x27 = 39 → 39 psi

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Front left tire pressure, valid `RAM2500_TP_FL_VALID`Confirmed

Service 22DID A0A5
Module740 → 4C0
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bit 7 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

0b1 = 1 → 1

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Front left tire sensor id `RAM2500_TID_FL`Confirmed

Service 22DID 0123
ModuleDAC7 → C7
Every86400 s
Testing for 2010 to 2025

Bits 0 to 31 of the reply, 32 bits.

Formula: $val$
Range: 0 to 4294967295
Unit: Hexadecimal

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024.

Front left tire temperature `RAM2500_TT_FL`

Pelican can show this parameter as the front left tire temperature.

Service 22DID 013C
ModuleDAC7 → C7
Every5 s
Testing

Bits 16 to 23 of the reply, 8 bits.

Formula: $val - 50$
Range: -50 to 205 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Front left tire temperature `RAM2500_TT_FL_F`Confirmed

Service 22DID A0F1
Module740 → 4C0
Every5 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 32 to 39 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

0x3E = 62 → $62 - 40$ = 22 °C

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Front left wheel speed `RAM2500_FL_WHL_SPD`Confirmed

Service 22DID 1737
Module7E0 → 7E8
Every250 ms
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843 km/h
Unit: km/h

0x0000 = 0 → $\frac{0}{64}$ = 0 km/h

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Front right tire pressure `RAM2500_FR_TIRE_P`Confirmed

Pelican can show this parameter as the front right tire pressure.

Service 22DID A077
Module742 → 4C2
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2026

Example reply from a 2016 Ram 2500.

Bits 32 to 39 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 psi
Unit: psi

0x39 = 57 → 57 psi

Confirmed for 2014, 2016. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2019, 2021 to 2024, 2026.

Front right tire pressure `RAM2500_TP_FR_2`

Pelican can show this parameter as the front right tire pressure.

Service 22DID 013D
ModuleDAC7 → C7
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 65.535 bar
Unit: bar

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Front right tire pressure `RAM2500_TP_FR_7DA`

Pelican can show this parameter as the front right tire pressure.

Service 22DID A021
Module7DA → 7E2
Every15 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 1541}{4250}$
Range: 0 to 92 psi
Unit: psi

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Front right tire pressure `RAM2500_TP_FR_F`Confirmed

Pelican can show this parameter as the front right tire pressure.

Service 22DID A0F2
Module740 → 4C0
Every5 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10}$
Range: 0 to 6553.5 kPa
Unit: kPa

0x0A87 = 2695 → $\frac{2695}{10}$ = 269.5 kPa

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Front right tire pressure invalid? `RAM2500_TP_FR_INVALID`Confirmed

Service 22DID 012F
ModuleDAC7 → C7
Every5 s
Testing for 2010 to 2025

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Front right tire pressure, altitude compensated `RAM2500_TP_FR`Confirmed

Pelican can show this parameter as the front right tire pressure.

Service 22DID A0A1
Module740 → 4C0
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 8 to 15 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 psi
Unit: psi

0x27 = 39 → 39 psi

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Front right tire pressure, valid `RAM2500_TP_FR_VALID`Confirmed

Service 22DID A0A5
Module740 → 4C0
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bit 6 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

0b1 = 1 → 1

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Front right tire sensor id `RAM2500_TID_FR`Confirmed

Service 22DID 0124
ModuleDAC7 → C7
Every86400 s
Testing for 2010 to 2025

Bits 0 to 31 of the reply, 32 bits.

Formula: $val$
Range: 0 to 4294967295
Unit: Hexadecimal

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024.

Front right tire temperature `RAM2500_TT_FR`

Pelican can show this parameter as the front right tire temperature.

Service 22DID 013D
ModuleDAC7 → C7
Every5 s
Testing

Bits 16 to 23 of the reply, 8 bits.

Formula: $val - 50$
Range: -50 to 205 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Front right tire temperature `RAM2500_TT_FR_F`Confirmed

Service 22DID A0F2
Module740 → 4C0
Every5 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 32 to 39 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

0x42 = 66 → $66 - 40$ = 26 °C

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Front right wheel speed `RAM2500_FR_WHL_SPD`Confirmed

Service 22DID 1738
Module7E0 → 7E8
Every250 ms
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843 km/h
Unit: km/h

0x0000 = 0 → $\frac{0}{64}$ = 0 km/h

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Rear left tire pressure `RAM2500_RL_TIRE_P`Confirmed

Pelican can show this parameter as the rear left tire pressure.

Service 22DID A077
Module742 → 4C2
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2026

Example reply from a 2016 Ram 2500.

Bits 40 to 47 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 psi
Unit: psi

0x4A = 74 → 74 psi

Confirmed for 2014, 2016. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2019, 2021 to 2024, 2026.

Rear left tire pressure `RAM2500_TP_RL_2`

Pelican can show this parameter as the rear left tire pressure.

Service 22DID 013E
ModuleDAC7 → C7
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 65.535 bar
Unit: bar

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Rear left tire pressure `RAM2500_TP_RL_7DA`

Pelican can show this parameter as the rear left tire pressure.

Service 22DID A022
Module7DA → 7E2
Every15 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 1541}{4250}$
Range: 0 to 92 psi
Unit: psi

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Rear left tire pressure `RAM2500_TP_RL_F`Confirmed

Pelican can show this parameter as the rear left tire pressure.

Service 22DID A0F4
Module740 → 4C0
Every5 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10}$
Range: 0 to 6553.5 kPa
Unit: kPa

0x0906 = 2310 → $\frac{2310}{10}$ = 231 kPa

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2026.

Rear left tire pressure invalid? `RAM2500_TP_RL_INVALID`Confirmed

Service 22DID 012F
ModuleDAC7 → C7
Every5 s
Testing for 2010 to 2025

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Rear left tire pressure, altitude compensated `RAM2500_TP_RL`Confirmed

Pelican can show this parameter as the rear left tire pressure.

Service 22DID A0A1
Module740 → 4C0
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 24 to 31 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 psi
Unit: psi

0x23 = 35 → 35 psi

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Rear left tire pressure, valid `RAM2500_TP_RL_VALID`Confirmed

Service 22DID A0A5
Module740 → 4C0
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bit 4 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

0b1 = 1 → 1

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Rear left tire sensor id `RAM2500_TID_RL`Confirmed

Service 22DID 0125
ModuleDAC7 → C7
Every86400 s
Testing for 2010 to 2025

Bits 0 to 31 of the reply, 32 bits.

Formula: $val$
Range: 0 to 4294967295
Unit: Hexadecimal

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024.

Rear left tire temperature `RAM2500_TT_RL`

Pelican can show this parameter as the rear left tire temperature.

Service 22DID 013E
ModuleDAC7 → C7
Every5 s
Testing

Bits 16 to 23 of the reply, 8 bits.

Formula: $val - 50$
Range: -50 to 205 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Rear left tire temperature `RAM2500_TT_RL_F`Confirmed

Service 22DID A0F4
Module740 → 4C0
Every5 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 32 to 39 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

0x3F = 63 → $63 - 40$ = 23 °C

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2026.

Rear left wheel speed `RAM2500_RL_WHL_SPD`Confirmed

Service 22DID 1739
Module7E0 → 7E8
Every250 ms
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843 km/h
Unit: km/h

0x0010 = 16 → $\frac{16}{64}$ = 0.25 km/h

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Rear right tire pressure `RAM2500_RR_TIRE_P`Confirmed

Pelican can show this parameter as the rear right tire pressure.

Service 22DID A077
Module742 → 4C2
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2026

Example reply from a 2016 Ram 2500.

Bits 48 to 55 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 psi
Unit: psi

0x4B = 75 → 75 psi

Confirmed for 2014, 2016. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2019, 2021 to 2024, 2026.

Rear right tire pressure `RAM2500_TP_RR_2`

Pelican can show this parameter as the rear right tire pressure.

Service 22DID 013F
ModuleDAC7 → C7
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 65.535 bar
Unit: bar

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Rear right tire pressure `RAM2500_TP_RR_7DA`

Pelican can show this parameter as the rear right tire pressure.

Service 22DID A023
Module7DA → 7E2
Every15 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 1541}{4250}$
Range: 0 to 92 psi
Unit: psi

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Rear right tire pressure `RAM2500_TP_RR_F`Confirmed

Pelican can show this parameter as the rear right tire pressure.

Service 22DID A0F3
Module740 → 4C0
Every5 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{10}$
Range: 0 to 6553.5 kPa
Unit: kPa

0x0959 = 2393 → $\frac{2393}{10}$ = 239.3 kPa

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Rear right tire pressure invalid? `RAM2500_TP_RR_INVALID`Confirmed

Service 22DID 012F
ModuleDAC7 → C7
Every5 s
Testing for 2010 to 2025

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Rear right tire pressure, altitude compensated `RAM2500_TP_RR`Confirmed

Pelican can show this parameter as the rear right tire pressure.

Service 22DID A0A1
Module740 → 4C0
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 16 to 23 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255 psi
Unit: psi

0x21 = 33 → 33 psi

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Rear right tire pressure, valid `RAM2500_TP_RR_VALID`Confirmed

Service 22DID A0A5
Module740 → 4C0
Every15 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bit 5 of the reply.

Formula: $val$
Range: 0 to 1
Unit: No or yes

0b1 = 1 → 1

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Rear right tire sensor id `RAM2500_TID_RR`Confirmed

Service 22DID 0127
ModuleDAC7 → C7
Every86400 s
Testing for 2010 to 2025

Bits 0 to 31 of the reply, 32 bits.

Formula: $val$
Range: 0 to 4294967295
Unit: Hexadecimal

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Rear right tire temperature `RAM2500_TT_RR`

Pelican can show this parameter as the rear right tire temperature.

Service 22DID 013F
ModuleDAC7 → C7
Every5 s
Testing

Bits 16 to 23 of the reply, 8 bits.

Formula: $val - 50$
Range: -50 to 205 °C
Unit: °C

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Rear right tire temperature `RAM2500_TT_RR_F`Confirmed

Service 22DID A0F3
Module740 → 4C0
Every5 s
Testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 32 to 39 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

0x40 = 64 → $64 - 40$ = 24 °C

Confirmed for 2014, 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2017, 2026.

Rear right wheel speed `RAM2500_RR_WHL_SPD`Confirmed

Service 22DID 173A
Module7E0 → 7E8
Every250 ms
Testing for 2010 to 2020, 2022, 2024 to 2026

Example reply from a 2023 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023.9843 km/h
Unit: km/h

0x1608 = 5640 → $\frac{5640}{64}$ = 88.125 km/h

Confirmed for 2021, 2023. In testing for 2010 to 2020, 2022, 2024 to 2026.

Tire size `RAM2500_TIRE_SIZE`Confirmed

Service 22DID 2024
ModuleDA18 → 18
Every86400 s
Testing for 2010 to 2025

Bits 64 to 79 of the reply, 16 bits.

Formula: $val$
Range: 0 to 65535 mm
Unit: mm

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024.

Transmission

Automatic transmission temperature `RAM2500_ATF_T_3`

Pelican can show this parameter as the transmission fluid temperature.

Service 22DID 1D09
ModuleDA18
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 50$
Range: -50 to 205 °C
Unit: °C

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Current gear `RAM2500_CURRENT_GEAR`

Service 22DID 3C22
Module7E1 → 7E9
Every250 ms
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val}{10}$
Range: 0 to 25.5
Unit: Number

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Current gear `RAM2500_GEAR_2`Confirmed

The automatic transmission gear.

Service 22DID 5503
Module7E1 → 7E9
Every1 s
Testing for 2010 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 4 to 7 of the reply, 4 bits.

Unit: Named states

0b0000 = 0 → NEUTRAL

States
Raw value	State	Meaning
`0`	`NEUTRAL`	Neutral
`1`	`1`	First gear
`2`	`2`	Second gear
`3`	`3`	Third gear
`4`	`4`	Fourth gear
`5`	`5`	Fifth gear
`6`	`6`	Sixth gear
`7`	`7`	Seventh gear
`8`	`8`	Eighth gear
`9`	`9`	Ninth gear
`10`	`10`	Tenth gear
`11`	`REAR`	Rear
`13`	`PARK`	Park

Confirmed for 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2026.

Current gear `RAM2500_GEAR_CURRENT`Confirmed

Service 22DID 051A
ModuleDA18 → 18
Every500 ms
Testing for 2010 to 2025

Bits 4 to 7 of the reply, 4 bits.

Formula: $val$
Range: 0 to 15
Unit: Number

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Desired gear `RAM2500_GEAR_DESIRED`Confirmed

Service 22DID 051A
ModuleDA18 → 18
Every500 ms
Testing for 2010 to 2025

Bits 0 to 3 of the reply, 4 bits.

Formula: $val$
Range: 0 to 15
Unit: Number

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024.

Gear `RAM2500_GEAR_3`

Service 22DID 1D12
ModuleDA18
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255
Unit: Number

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Gear engaged `RAM2500_GEAR_ECU`

Service 22DID 192D
ModuleDA10 → 10
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 9
Unit: Number

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Gearbox output speed `RAM2500_GEARBOX_RPM`

Service 22DID 2102
ModuleDA18 → 18
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{4}$
Range: 0 to 16383 rpm
Unit: rpm

In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2019, 2021 to 2024, 2026.

Target gear `RAM2500_GEAR_TARGET`Confirmed

The target gear.

Service 22DID 5504
Module7E1 → 7E9
Every1 s
Testing for 2010 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 4 to 7 of the reply, 4 bits.

Unit: Named states

0b0000 = 0 → NEUTRAL

States
Raw value	State	Meaning
`0`	`NEUTRAL`	Neutral
`1`	`1`	First gear
`2`	`2`	Second gear
`3`	`3`	Third gear
`4`	`4`	Fourth gear
`5`	`5`	Fifth gear
`6`	`6`	Sixth gear
`7`	`7`	Seventh gear
`8`	`8`	Eighth gear
`9`	`9`	Ninth gear
`10`	`10`	Tenth gear
`11`	`REAR`	Rear
`13`	`PARK`	Park

Confirmed for 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2017 to 2018, 2020, 2025. Not supported for 2014, 2016, 2026.

Torque converter lock status `RAM2500_TQ_CONV_LOCK`

Service 22DID B09B
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255
Unit: Number

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Torque converter slip, variant 1 `RAM2500_TQ_CONV_SLIP_VAR_1`

Service 22DID B028
Module7E0 → 7E8
Every250 ms
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val \times 9}{640}$
Range: -460 to 460 rpm
Unit: rpm

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Torque converter slip, variant 2 `RAM2500_TQ_CONV_SLIP_VAR_2`

Service 22DID A001
Module7E0 → 7E8
Every250 ms
Testing

Bits 48 to 63 of the reply, 16 bits. The value is signed.

Formula: $val$
Range: -32768 to 32767 rpm
Unit: rpm

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Transmission fluid temperature `RAM2500_ATF_T`

Service 21PID 72
Module7E1 → 7E9
Every5 s
Testing

Bits 32 to 47 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023 °F
Unit: °F

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Transmission fluid temperature `RAM2500_ATF_T_08DF`

Pelican can show this parameter as the transmission fluid temperature.

Service 22DID 08DF
Module7E1 → 7E9
Every5 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val - 40$
Range: -40 to 215 °C
Unit: °C

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Transmission fluid temperature v.2 `RAM2500_ATF_T_V_2`Confirmed

Service 21PID 18
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2015, 2017 to 2026

Example reply from a 2016 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023 °F
Unit: °F

0x173B = 5947 → $\frac{5947}{64}$ = 92.921875 °F

Confirmed for 2016. In testing for 2010 to 2015, 2017 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Transmission fluid temperature, variant 1 `RAM2500_ATF_T_VAR_1`

Service 22DID B010
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Transmission fluid temperature, variant 2 `RAM2500_ATF_T_VAR_2`

Service 22DID A002
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $\frac{val \times 9}{5} - 58$
Range: -58 to 401 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Transmission fluid temperature, variant 3 `RAM2500_ATF_T_2130`

Service 21PID 30
Module7E1 → 7E9
Every5 s
Testing

Bits 88 to 95 of the reply, 8 bits.

Formula: $val - 50$
Range: -50 to 205 °C
Unit: °C

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Transmission gear, actual `RAM2500_GEAR`

Service 22DID A0A0
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Transmission gear, commanded `RAM2500_GEAR_CMD`

Service 22DID A09F
Module7E0 → 7E8
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val$
Range: 0 to 255
Unit: Number

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Transmission input speed `RAM2500_AT_INPUT_RPM`

Service 22DID 1D08
ModuleDA18
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val \times 25$
Range: 0 to 6375 rpm
Unit: rpm

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Transmission oil temperature `RAM2500_TOT`

Pelican can show this parameter as the transmission fluid temperature.

Service 21PID 18
ModuleDA10 → 10
Every1 s
Testing

Bits 0 to 15 of the reply, 16 bits. The value is signed.

Formula: $\frac{val}{4}$
Range: -512 to 512 °F
Unit: °F

In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024, 2026.

Transmission output speed `RAM2500_AT_OUTPUT_RPM`

Service 22DID 1D07
ModuleDA18
Every1 s
Testing

Bits 0 to 7 of the reply, 8 bits.

Formula: $val \times 25$
Range: 0 to 6375 rpm
Unit: rpm

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Transmission reported torque `RAM2500_TCM_TORQUE`Confirmed

Service 22DID 1018
ModuleDA18 → 18
Every2 s
Testing for 2010 to 2025

Bits 0 to 15 of the reply, 16 bits.

Formula: $val - 500$
Range: -500 to 2000 N·m
Unit: N·m

Confirmed for 2026. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2019, 2021 to 2024.

Transmission sump temperature `RAM2500_TRANS_SUMP_T`

Service 22DID A0A3
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 9}{640}$
Range: 0 to 921 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Transmission sump temperature `RAM2500_TRANS_SUMP_T_7E1`

Service 21PID 3A
Module7E1 → 7E9
Every5 s
Testing

Bits 72 to 87 of the reply, 16 bits.

Formula: $\frac{val}{64}$
Range: 0 to 1023 °F
Unit: °F

In testing for 2010 to 2020, 2022 to 2026. Not supported for 2021.

Transmission sump temperature, variant 1 `RAM2500_TRANS_SUMP_T_VAR_1`

Service 21PID 3A
Module7E0 → 7E8
Every5 s
Testing

Bits 80 to 87 of the reply, 8 bits.

Formula: $val \times 4$
Range: 0 to 1020 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Transmission sump temperature, variant 2 `RAM2500_TRANS_SUMP_T_VAR_2`

Service 21PID CA
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 80 to 87 of the reply, 8 bits.

Formula: $val \times 4$
Range: 0 to 1020 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Transmission temperature `RAM2500_ATF_T_2`Confirmed

Service 22DID 04FE
Module7E1 → 7E9
Every1 s
Testing for 2010 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 0 to 7 of the reply, 8 bits.

Formula: $val \times 1.8 - 40$
Range: -30 to 300 °F
Unit: °F

0x3B = 59 → $59 \times 1.8 - 40$ = 66.2 °F

Confirmed for 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2016 to 2017, 2026.

Transmission torque converter temperature `RAM2500_TRANS_TQ_CONV_T`

Service 22DID A0A4
Module7E0 → 7E8
Every5 s
Testing

Bits 0 to 15 of the reply, 16 bits.

Formula: $\frac{val \times 9}{320}$
Range: 0 to 1843 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Transmission torque converter temperature, variant 1 `RAM2500_TRANS_TQ_CONV_T_VAR_1`

Service 21PID 3A
Module7E0 → 7E8
Every5 s
Testing

Bits 96 to 111 of the reply, 16 bits.

Formula: $\frac{val \times 9}{320} + 32$
Range: 0 to 1875 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Transmission torque converter temperature, variant 2 `RAM2500_TRANS_TQ_CONV_T_VAR_2`

Service 21PID CA
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2020, 2022, 2024 to 2026

Bits 96 to 111 of the reply, 16 bits.

Formula: $\frac{val \times 9}{320} + 32$
Range: 0 to 1875 °F
Unit: °F

In testing for 2010 to 2020, 2022, 2024 to 2026. Supported for 2021, 2023.

Trips

Distance since last DPF regeneration `RAM2500_DIST_SINCE_DPF_REGEN`

Service 22DID 3807
Module7E0 → 7E8
Every30 s
Testing

Bits 0 to 23 of the reply, 24 bits.

Formula: $\frac{val}{10}$
Range: 0 to 1677721.5 km
Unit: km

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Odometer `ODO`SAE J1979Confirmed

Pelican can show this parameter as the odometer.

Service 01PID A6
Module7E0 → 7E8
Every1 s

Bits 0 to 31 of the reply, 32 bits.

Formula: $\frac{val}{10}$
Range: 0 to 429496729.5 km
Unit: km

Confirmed for 2019 to 2020, 2022 to 2024.

Odometer `RAM2500_ODO`Confirmed

Pelican can show this parameter as the odometer.

Service 22DID 043B
Module7E0 → 7E8
Every5 s
Testing for 2010 to 2015, 2017 to 2018, 2020, 2025 to 2026

Example reply from a 2024 Ram 2500.

Bits 0 to 15 of the reply, 16 bits.

Formula: $val \times 8.192$
Range: 0 to 536862.72 mi
Unit: mi

0x09F2 = 2546 → $2546 \times 8.192$ = 20,856.832 mi

Confirmed for 2016, 2019, 2021 to 2024. In testing for 2010 to 2013, 2015, 2018, 2020, 2025. Not supported for 2014, 2017, 2026.

Odometer `RAM2500_ODO_03BC`

Pelican can show this parameter as the odometer.

Service 22DID 03BC
Module7E0 → 7E8
Every30 s
Testing

Bits 0 to 31 of the reply, 32 bits.

Formula: $\frac{val}{1000}$
Range: 0 to 4294967 km
Unit: km

In testing for 2010 to 2020, 2022, 2024 to 2026. Not supported for 2021, 2023.

Parameters

Battery

Battery temperature RAM2500_BAT_T

Battery voltage RAM2500_BATT_V_ECU

Battery voltage, BCM RAM2500_BATT_V_BCMConfirmed

Charge air cooler outlet temperature RAM2500_CHG_AIR_COOLER_TConfirmed

Charge air temperature RAM2500_CHG_AIR_TConfirmed

Charge pressure RAM2500_CHG_PConfirmed

Charge temperature RAM2500_CHG_TConfirmed

Charged air cooler outlet temperature RAM2500_CHARGED_AIR_COOLER_T

Control module voltage VPWRSAE J1979Confirmed

Low temperature/charge air coolant pump speed RAM2500_LOW_T_CHG_AIR_CLTConfirmed

Required fuel charge, cylinder 1 RAM2500_REQUIRED_FUEL_CHG_1Confirmed

Required fuel charge, cylinder 2 RAM2500_REQUIRED_FUEL_CHG_2Confirmed

Required fuel charge, cylinder 3 RAM2500_REQUIRED_FUEL_CHG_3Confirmed

Required fuel charge, cylinder 4 RAM2500_REQUIRED_FUEL_CHG_4Confirmed

Turbocharger speed RAM2500_TURBOCHARGER_SPD

Climate

Ambient air temperature AATSAE J1979Confirmed

Clocks

Time since engine start RUNTMSAE J1979Confirmed

Control

Absolute throttle position TPSAE J1979Confirmed

Absolute throttle position B TP_BSAE J1979Confirmed

Brake booster pressure RAM2500_BRAKE_BOOSTER_PConfirmed

High beam mode RAM2500_HIGHBEAMS_MODE

High beams RAM2500_HIGHBEAMS_ON

Rear wiper RAM2500_REAR_WIPER

Relative throttle position TP_RSAE J1979Confirmed

Steering wheel angle RAM2500_STEER_ANGLE

Pedals

Accelerator pedal position (relative) APP_RSAE J1979Confirmed

Accelerator pedal position D APP_DSAE J1979Confirmed

Accelerator pedal position E APP_ESAE J1979Confirmed

Details

Model year RAM2500_MODEL_YEARConfirmed

Doors

Driver door open RAM2500_DRIVER_DOOR_OPENConfirmed

Passenger door open RAM2500_PASSENGER_DOOR_OPENConfirmed

Rear left door open RAM2500_RLD_OPENConfirmed

Rear right door open RAM2500_RRD_OPENConfirmed

Trunk open RAM2500_TRUNK_OPENConfirmed

DTCs

Distance traveled since diagnostic trouble codes cleared CLR_DISTSAE J1979Confirmed

Distance traveled while MIL was activated MIL_DISTSAE J1979Confirmed

Distance with water in fuel warning RAM2500_WATER_FUEL_DISTConfirmed

Engine run time since diagnostic trouble codes cleared CLR_TIMESAE J1979Confirmed

Malfunction indicator lamp MILSAE J1979Confirmed

Number of DTCs stored in this ECU DTC_CNTSAE J1979Confirmed

Number of warm-ups since diagnostic trouble codes cleared WARM_UPSSAE J1979Confirmed

Time run by the engine while MIL was activated MIL_TIMESAE J1979Confirmed

Status

A/C system refrigerant monitoring ACRF_ENASAE J1979Confirmed

A/C system refrigerant monitoring completed ACRFCMPLSAE J1979Confirmed

A/C system refrigerant monitoring ready ACRF_RDYSAE J1979Confirmed

Catalyst monitoring CAT_ENASAE J1979Confirmed

Catalyst monitoring completed CAT_CMPLSAE J1979Confirmed

Catalyst monitoring ready CAT_RDYSAE J1979Confirmed

Comprehensive component monitoring completed CCM_CMPLSAE J1979Confirmed

Comprehensive component monitoring ready CCM_RDYSAE J1979Confirmed

EGR system monitoring EGR_ENASAE J1979Confirmed

EGR system monitoring completed EGR_CMPLSAE J1979Confirmed

EGR system monitoring ready EGR_RDYSAE J1979Confirmed

Evaporative system monitoring EVAP_ENASAE J1979Confirmed

Evaporative system monitoring completed EVAPCMPLSAE J1979Confirmed

Evaporative system monitoring ready EVAP_RDYSAE J1979Confirmed

Fuel system monitoring completed FUEL_CMPLSAE J1979Confirmed

Fuel system monitoring ready FUEL_RDYSAE J1979Confirmed

Heated catalyst monitoring HCAT_ENASAE J1979Confirmed

Heated catalyst monitoring completed HCATCMPLSAE J1979Confirmed

Heated catalyst monitoring ready HCAT_RDYSAE J1979Confirmed

Misfire monitoring completed MIS_CMPLSAE J1979Confirmed

Misfire monitoring ready MIS_RDYSAE J1979Confirmed

Oxygen sensor heater monitoring HTR_ENASAE J1979Confirmed

Oxygen sensor heater monitoring completed HTR_CMPLSAE J1979Confirmed

Oxygen sensor heater monitoring ready HTR_RDYSAE J1979Confirmed

Oxygen sensor monitoring O2S_ENASAE J1979Confirmed

Oxygen sensor monitoring completed O2S_CMPLSAE J1979Confirmed

Oxygen sensor monitoring ready O2S_RDYSAE J1979Confirmed

Secondary air system monitoring AIR_ENASAE J1979Confirmed

Battery temperature `RAM2500_BAT_T`

Battery voltage `RAM2500_BATT_V_ECU`

Battery voltage, BCM `RAM2500_BATT_V_BCM`Confirmed

Charge air cooler outlet temperature `RAM2500_CHG_AIR_COOLER_T`Confirmed

Charge air temperature `RAM2500_CHG_AIR_T`Confirmed

Charge pressure `RAM2500_CHG_P`Confirmed

Charge temperature `RAM2500_CHG_T`Confirmed

Charged air cooler outlet temperature `RAM2500_CHARGED_AIR_COOLER_T`

Control module voltage `VPWR`SAE J1979Confirmed

Low temperature/charge air coolant pump speed `RAM2500_LOW_T_CHG_AIR_CLT`Confirmed

Required fuel charge, cylinder 1 `RAM2500_REQUIRED_FUEL_CHG_1`Confirmed

Required fuel charge, cylinder 2 `RAM2500_REQUIRED_FUEL_CHG_2`Confirmed

Required fuel charge, cylinder 3 `RAM2500_REQUIRED_FUEL_CHG_3`Confirmed

Required fuel charge, cylinder 4 `RAM2500_REQUIRED_FUEL_CHG_4`Confirmed

Turbocharger speed `RAM2500_TURBOCHARGER_SPD`

Ambient air temperature `AAT`SAE J1979Confirmed

Time since engine start `RUNTM`SAE J1979Confirmed

Absolute throttle position `TP`SAE J1979Confirmed

Absolute throttle position B `TP_B`SAE J1979Confirmed

Brake booster pressure `RAM2500_BRAKE_BOOSTER_P`Confirmed

High beam mode `RAM2500_HIGHBEAMS_MODE`

High beams `RAM2500_HIGHBEAMS_ON`

Rear wiper `RAM2500_REAR_WIPER`

Relative throttle position `TP_R`SAE J1979Confirmed

Steering wheel angle `RAM2500_STEER_ANGLE`

Accelerator pedal position (relative) `APP_R`SAE J1979Confirmed

Accelerator pedal position D `APP_D`SAE J1979Confirmed

Accelerator pedal position E `APP_E`SAE J1979Confirmed

Model year `RAM2500_MODEL_YEAR`Confirmed

Driver door open `RAM2500_DRIVER_DOOR_OPEN`Confirmed

Passenger door open `RAM2500_PASSENGER_DOOR_OPEN`Confirmed

Rear left door open `RAM2500_RLD_OPEN`Confirmed

Rear right door open `RAM2500_RRD_OPEN`Confirmed

Trunk open `RAM2500_TRUNK_OPEN`Confirmed

Distance traveled since diagnostic trouble codes cleared `CLR_DIST`SAE J1979Confirmed

Distance traveled while MIL was activated `MIL_DIST`SAE J1979Confirmed

Distance with water in fuel warning `RAM2500_WATER_FUEL_DIST`Confirmed

Engine run time since diagnostic trouble codes cleared `CLR_TIME`SAE J1979Confirmed

Malfunction indicator lamp `MIL`SAE J1979Confirmed

Number of DTCs stored in this ECU `DTC_CNT`SAE J1979Confirmed

Number of warm-ups since diagnostic trouble codes cleared `WARM_UPS`SAE J1979Confirmed

Time run by the engine while MIL was activated `MIL_TIME`SAE J1979Confirmed

A/C system refrigerant monitoring `ACRF_ENA`SAE J1979Confirmed

A/C system refrigerant monitoring completed `ACRFCMPL`SAE J1979Confirmed

A/C system refrigerant monitoring ready `ACRF_RDY`SAE J1979Confirmed

Catalyst monitoring `CAT_ENA`SAE J1979Confirmed

Catalyst monitoring completed `CAT_CMPL`SAE J1979Confirmed

Catalyst monitoring ready `CAT_RDY`SAE J1979Confirmed

Comprehensive component monitoring completed `CCM_CMPL`SAE J1979Confirmed

Comprehensive component monitoring ready `CCM_RDY`SAE J1979Confirmed

EGR system monitoring `EGR_ENA`SAE J1979Confirmed

EGR system monitoring completed `EGR_CMPL`SAE J1979Confirmed

EGR system monitoring ready `EGR_RDY`SAE J1979Confirmed

Evaporative system monitoring `EVAP_ENA`SAE J1979Confirmed

Evaporative system monitoring completed `EVAPCMPL`SAE J1979Confirmed

Evaporative system monitoring ready `EVAP_RDY`SAE J1979Confirmed

Fuel system monitoring completed `FUEL_CMPL`SAE J1979Confirmed

Fuel system monitoring ready `FUEL_RDY`SAE J1979Confirmed

Heated catalyst monitoring `HCAT_ENA`SAE J1979Confirmed

Heated catalyst monitoring completed `HCATCMPL`SAE J1979Confirmed

Heated catalyst monitoring ready `HCAT_RDY`SAE J1979Confirmed

Misfire monitoring completed `MIS_CMPL`SAE J1979Confirmed

Misfire monitoring ready `MIS_RDY`SAE J1979Confirmed

Oxygen sensor heater monitoring `HTR_ENA`SAE J1979Confirmed

Oxygen sensor heater monitoring completed `HTR_CMPL`SAE J1979Confirmed

Oxygen sensor heater monitoring ready `HTR_RDY`SAE J1979Confirmed

Oxygen sensor monitoring `O2S_ENA`SAE J1979Confirmed

Oxygen sensor monitoring completed `O2S_CMPL`SAE J1979Confirmed

Oxygen sensor monitoring ready `O2S_RDY`SAE J1979Confirmed

Secondary air system monitoring `AIR_ENA`SAE J1979Confirmed

Secondary air system monitoring completed `AIR_CMPL`SAE J1979Confirmed

Secondary air system monitoring ready `AIR_RDY`SAE J1979Confirmed

A/C system refrigerant monitoring supported `ACRF_SUP`SAE J1979Confirmed

Catalyst monitoring supported `CAT_SUP`SAE J1979Confirmed

Comprehensive component monitoring enabled `CCM_ENA`SAE J1979Confirmed

Comprehensive component monitoring supported `CCM_SUP`SAE J1979Confirmed

Compression ignition monitoring supported `CIM_SUP`SAE J1979Confirmed

Compression ignition monitoring supported `CIM_SUP_FLAG`SAE J1979Confirmed

EGR system monitoring supported `EGR_SUP`SAE J1979Confirmed

Evaporative system monitoring supported `EVAP_SUP`SAE J1979Confirmed