Toyota Corolla Cross: Cellular Communication

 Hybrid/EV Battery System Discharge Time Too Long (P0C7600)

DTC SUMMARY MALFUNCTION DESCRIPTION When the ignition switch is turned from ON (READY) to off, the hybrid vehicle control ECU detects that the high-voltage capacitor inside the inverter with converter assembly is not discharged. The cause of this malfunction may be one of the following: Inverter

 ECU Power Source Circuit

DESCRIPTION When the ignition switch is turned to ON, auxiliary battery voltage is applied to terminal MREL of the ECM through the coil of the EFI-MAIN relay. This causes the EFI-MAIN relay to close, which supplies power to terminal +B of the TCM. WIRING DIAGRAM Refer to DTC U010087. Click h