Battery parameters
The Jeep Wrangler has 7 battery parameters.
● Confirmed◆ In testing○ Supported× Not supported
Charge air temperature WRANGLER_CHG_AIR_TConfirmed
- Request
22 12 50 - Service 22
DID 1250 - Module
7E0 → 7E8 - Every
5 s - Testing for 1988 to 2017, 2019 to 2020, 2022 to 2023, 2026
Example reply from a 2025 Jeep Wrangler.
Bits 0 to 7 of the reply, 8 bits.
0x61 = 97 → (97 × 9 ÷ 5 − 83) = 91.6 °F
- Formula
(val × 9 ÷ 5 − 83)- Range
- -83 to 376 °F
- Unit
- °F
Confirmed for 2018, 2021, 2024 to 2025. In testing for 1988 to 2006, 2009 to 2011, 2014 to 2015, 2017, 2019 to 2020, 2022 to 2023, 2026. Not supported for 2007 to 2008, 2012 to 2013, 2016.
Control module voltage VPWRSAE 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.
- Request
01 42 - Service 01
PID 42 - Module
7E0 → 7E8 - Every
10 s
Bits 0 to 15 of the reply, 16 bits.
- Formula
(val ÷ 1000)- Range
- 0 to 65535 V
- Unit
- V
Confirmed for 2012 to 2021, 2024. Supported for 2009, 2011, 2022 to 2023, 2025.
Low temperature/charge air coolant pump speed WRANGLER_LOW_T_CHG_AIR_CLTConfirmed
- Request
22 15 D4 - Service 22
DID 15D4 - Module
7E0 → 7E8 - Every
5 s - Testing for 1988 to 2017, 2019 to 2020, 2022 to 2023, 2026
Example reply from a 2025 Jeep Wrangler.
Bits 0 to 15 of the reply, 16 bits.
0x04F8 = 1272 → 1,272 rpm
- Formula
val- Range
- 0 to 65535 rpm
- Unit
- rpm
Confirmed for 2018, 2021, 2024 to 2025. In testing for 1988 to 2006, 2009 to 2011, 2014 to 2015, 2017, 2019 to 2020, 2022 to 2023, 2026. Not supported for 2007 to 2008, 2012 to 2013, 2016.
Required fuel charge, cylinder 1 WRANGLER_REQUIRED_FUEL_CHG_1Confirmed
- Request
22 02 B2 - Service 22
DID 02B2 - Module
7E0 → 7E8 - Every
1 s - Testing for 1988 to 2011, 2013 to 2015, 2017, 2019 to 2020, 2022 to 2023, 2026
Example reply from a 2025 Jeep Wrangler.
Bits 0 to 15 of the reply, 16 bits.
0x038F = 911 → (911 ÷ 64) = 14.234375
- Formula
(val ÷ 64)- Range
- 0 to 1023.9843
- Unit
- Raw value
Confirmed for 2012, 2016, 2018, 2021, 2024 to 2025. In testing for 1988 to 2006, 2009 to 2011, 2014 to 2015, 2017, 2019 to 2020, 2022 to 2023, 2026. Not supported for 2007 to 2008, 2013.
Required fuel charge, cylinder 2 WRANGLER_REQUIRED_FUEL_CHG_2Confirmed
- Request
22 02 B3 - Service 22
DID 02B3 - Module
7E0 → 7E8 - Every
1 s - Testing for 1988 to 2011, 2013 to 2015, 2017, 2019 to 2020, 2022 to 2023, 2026
Example reply from a 2025 Jeep Wrangler.
Bits 0 to 15 of the reply, 16 bits.
0x036F = 879 → (879 ÷ 64) = 13.734375
- Formula
(val ÷ 64)- Range
- 0 to 1023.9843
- Unit
- Raw value
Confirmed for 2012, 2016, 2018, 2021, 2024 to 2025. In testing for 1988 to 2006, 2009 to 2011, 2013 to 2015, 2017, 2019 to 2020, 2022 to 2023, 2026. Not supported for 2007 to 2008.
Required fuel charge, cylinder 3 WRANGLER_REQUIRED_FUEL_CHG_3Confirmed
- Request
22 02 B4 - Service 22
DID 02B4 - Module
7E0 → 7E8 - Every
1 s - Testing for 1988 to 2011, 2013 to 2015, 2017, 2019 to 2020, 2022 to 2023, 2026
Example reply from a 2025 Jeep Wrangler.
Bits 0 to 15 of the reply, 16 bits.
0x0370 = 880 → (880 ÷ 64) = 13.75
- Formula
(val ÷ 64)- Range
- 0 to 1023.9843
- Unit
- Raw value
Confirmed for 2012, 2016, 2018, 2021, 2024 to 2025. In testing for 1988 to 2006, 2009 to 2011, 2014 to 2015, 2017, 2019 to 2020, 2022 to 2023, 2026. Not supported for 2007 to 2008, 2013.
Required fuel charge, cylinder 4 WRANGLER_REQUIRED_FUEL_CHG_4Confirmed
- Request
22 02 B5 - Service 22
DID 02B5 - Module
7E0 → 7E8 - Every
1 s - Testing for 1988 to 2011, 2013 to 2015, 2017, 2019 to 2020, 2022 to 2023, 2026
Example reply from a 2025 Jeep Wrangler.
Bits 0 to 15 of the reply, 16 bits.
0x0391 = 913 → (913 ÷ 64) = 14.265625
- Formula
(val ÷ 64)- Range
- 0 to 1023.9843
- Unit
- Raw value
Confirmed for 2012, 2016, 2018, 2021, 2024 to 2025. In testing for 1988 to 2006, 2009 to 2011, 2014 to 2015, 2017, 2019 to 2020, 2022 to 2023, 2026. Not supported for 2007 to 2008, 2013.
