DTC P31B4-00: Extreme Hybrid/EV Battery Charging Current [06/2020 - ]: Procedure
WARNING: This page is about a different variant/trim than selected.
- CHECK DTC OUTPUT (HV BATTERY, HYBRID CONTROL)
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON.
- Enter the following menus: Powertrain / HV Battery and Hybrid Control / Trouble Codes.
- Check for DTCs.
Powertrain > HV Battery > Trouble Codes
Powertrain > Hybrid Control > Trouble Codes
Result
Result Proceed to "P31B4-00" only is output. A DTCs except "P31B4-00" of hybrid battery system are output. B DTCs except "P31B4-00" of hybrid control system are output. C - Turn the ignition switch off.
Result:
A
REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY
Refer to REMOVAL [10/2019 - 08/2020] , or refer to REMOVAL [08/2020 - 12/2021] , or refer to REMOVAL [12/2021 - 10/2022] , or refer to REMOVAL [10/2022 - 10/2023] , or refer to REMOVAL [10/2023 - ]
Result:
B
GO TO DTC CHART (HYBRID BATTERY SYSTEM)
Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2020 - ]
Result:
C
GO TO DTC CHART (HYBRID CONTROL SYSTEM)
Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2020 - 12/2021] , or refer to DIAGNOSTIC TROUBLE CODE CHART [12/2021 - 11/2024] , or refer to DIAGNOSTIC TROUBLE CODE CHART [11/2024 - ]