Battery parameters
The Subaru BRZ has 9 battery parameters.
● Confirmed◆ In testing○ Supported× Not supported
12V battery current BRZ_12V_C
- Request
22 11 35 - Service 22
DID 1135 - Module
7A2 - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val − 128)- Range
- -128 to 127 mA
- Unit
- mA
In testing for 2012, 2014, 2016 to 2018. Not supported for 2013, 2015, 2019 to 2020, 2022 to 2026.
12V battery temperature BRZ_12V_T
- Request
22 11 36 - Service 22
DID 1136 - Module
7A2 - Every
5 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val − 40)- Range
- -40 to 215 °C
- Unit
- °C
In testing for 2012, 2014, 2016 to 2018. Not supported for 2013, 2015, 2019 to 2020, 2022 to 2026.
Battery charge/discharge current BRZ_BAT_CHARGE_DISCHARGE_CURRENTConfirmed
- Request
22 13 22 - Service 22
DID 1322 - Module
7A2 → 7AA - Every
1 s - Testing for 2012 to 2020, 2022, 2025
Example reply from a 2026 Subaru BRZ.
Bits 0 to 31 of the reply, 32 bits.
0x001E2BDC = 1977308 → (1977308 × 10 ÷ 10000 − 2000) = -22.692 A
- Formula
(val × 10 ÷ 10000 − 2000)- Range
- -2000 to 4292967 A
- Unit
- A
Confirmed for 2023 to 2024, 2026. In testing for 2012 to 2014, 2016 to 2018, 2020, 2022, 2025. Not supported for 2015, 2019.
Battery terminal voltage BRZ_BAT_TERMINAL_VOLTAGEConfirmed
Pelican can show this parameter as the starter battery voltage.
- Request
22 13 21 - Service 22
DID 1321 - Module
7A2 → 7AA - Every
5 s - Testing for 2012 to 2020, 2025
Example reply from a 2026 Subaru BRZ.
Bits 0 to 15 of the reply, 16 bits.
0x2F82 = 12162 → (12162 ÷ 1000) = 12.162 V
- Formula
(val ÷ 1000)- Range
- 0 to 65.535 V
- Unit
- V
Confirmed for 2023 to 2024, 2026. In testing for 2012 to 2014, 2016 to 2018, 2020, 2025. Supported for 2022. Not supported for 2015, 2019.
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 2013, 2019 to 2020, 2022 to 2024. Supported for 2014 to 2015, 2025 to 2026.
Estimated battery temperature BRZ_ESTIMATED_BAT_TConfirmed
- Request
22 13 23 - Service 22
DID 1323 - Module
7A2 → 7AA - Every
5 s - Testing for 2012 to 2020, 2025
Example reply from a 2026 Subaru BRZ.
Bits 0 to 15 of the reply, 16 bits.
0x0081 = 129 → (129 ÷ 2 − 40) = 24.5 °C
- Formula
(val ÷ 2 − 40)- Range
- -40 to 32727.5 °C
- Unit
- °C
Confirmed for 2023 to 2024, 2026. In testing for 2012 to 2014, 2016 to 2018, 2020, 2025. Supported for 2022. Not supported for 2015, 2019.
Mass airflow sensor voltage BRZ_MAF_VOLTAGE
- Request
22 10 A1 - Service 22
DID 10A1 - Module
7A2 → 7AA - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val ÷ 50)- Range
- 0 to 5.1 V
- Unit
- V
In testing for 2012 to 2014, 2016 to 2018, 2020, 2022, 2025. Not supported for 2015, 2019, 2023 to 2024, 2026.
Remaining battery capacity BRZ_REMAINING_BAT_CAPACITYConfirmed
Pelican can show this parameter as the state of charge.
- Request
22 13 24 - Service 22
DID 1324 - Module
7A2 → 7AA - Every
1 s - Testing for 2012 to 2020, 2022, 2025
Example reply from a 2026 Subaru BRZ.
Bits 0 to 15 of the reply, 16 bits.
0x03D0 = 976 → (976 ÷ 10) = 97.6 %
- Formula
(val ÷ 10)- Range
- 0 to 100 %
- Unit
- %
Confirmed for 2023 to 2024, 2026. In testing for 2012 to 2014, 2016 to 2018, 2020, 2022, 2025. Not supported for 2015, 2019.
Throttle motor voltage BRZ_THROTTLE_MOTOR_V
- Request
22 12 75 - Service 22
DID 1275 - Module
7E0 → 7E8 - Every
1 s - Testing
Bits 0 to 7 of the reply, 8 bits.
- Formula
(val × 2 ÷ 25)- Range
- 0 to 20.4 V
- Unit
- V
In testing for 2012 to 2018, 2020, 2022, 2024 to 2026. Not supported for 2019, 2023.
