Toyota Corolla Cross: Seat Belt

 Lost Communication With Brake System Control Module Missing Message (U012987)

DESCRIPTION The TCM receives signals from the skid control ECU via CAN communication. When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system before performing troubleshooting for each corresponding ECU or sensor. DTC No.

 DC/DC Converter Temperature Sensor "A" Circuit Voltage Out of Range (P0C381C)

DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that the boost converter temperature sensor (upper) value is abnormal. The cause of this malfunction may be one of the following: Internal inverter malfunction Inverter with converter assembly internal circuit malfunction Hybrid cool