Toyota Corolla Cross: Power Source & Network

 Precaution

PRECAUTION REPLACEMENT PRECAUTIONS (a) When replacing the headlight ECU sub-assembly LH, always replace it with a new one. If a headlight ECU sub-assembly LH which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be

 Lost Communication with ECM/PCM "A" Missing Message (U010087,U013187,U014087,U015587,U016387)

DESCRIPTION These DTCs are stored when the CAN communication system is malfunctioning. DTC No. Detection Item DTC Detection Condition Trouble Area Memory U010087 Lost Communication with ECM/PCM "A" Missing Message Diagnosis Condition: IG voltage 8.5 V or