DTC P31B4-00: Extreme Hybrid/EV Battery Charging Current [11/2021 - ]: Description
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The battery ECU assembly monitors its internal operation, it will set DTCs and perform fail-safe control when it detects the following malfunction.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate |
|---|---|---|---|---|---|
| P31B4-00 | Extreme Hybrid/EV Battery Charging Current | An abnormal signal is detected by the battery ECU assembly (excessive charging current). (1 trip detection logic) |
Hybrid vehicle control ECU | Does not come on | Master Warning: Comes on |