Toyota Corolla Cross: Door / Hatch

 Hybrid/EV Battery Voltage High (P31B300)

DESCRIPTION If the voltage of any HV battery cell exceeds the threshold, charging will be prohibited. If charging cannot be prohibited due to a hybrid battery system malfunction, this DTC will be stored. DTC No. Detection Item DTC Detection Condition Trouble Area MIL War

 Hybrid/EV Battery Negative Contactor Actuator Stuck Closed (P0AA373)

DTC SUMMARY MALFUNCTION DESCRIPTION The hybrid vehicle control ECU detects a stuck closed malfunction of a system main relay on the HV battery negative side. The cause of this malfunction may be one of the following: Inverter voltage sensor (VH) internal circuit malfunction Voltage sensor