Toyota Corolla Cross: Ecm

 Hybrid/EV Battery Voltage High (P31B300)

DTC SUMMARY MALFUNCTION DESCRIPTION The hybrid vehicle control ECU uses the inverter voltage to monitor the HV battery voltage and detect malfunctions. The cause of this malfunction may be the following: Inverter with converter assembly malfunction (Boost converter system) VL sensor malfun

 Camshaft Position Sensor "A" Circuit Bank 1 or Single Sensor Circuit Voltage Below Threshold (P034016,P034017,P034023,P034024)

DESCRIPTION If the cam position signal pulse sent from the ECM via a direct line is abnormal, the motor generator control ECU (MG ECU) (built into the inverter with converter assembly) stores DTC P034016, P034017, P034023 or P034024. DTC No. Detection Item DTC Detection Condition