Toyota Corolla Cross: Center Airbag Sensor Assembly

 Ultrasonic Sensor (Rear Right Corner) Missing Message (C1AE987)

DESCRIPTION This DTC is output when an open circuit or short occurs in the communication line between a rear corner ultrasonic sensor (RR sensor) and the rear center ultrasonic sensor (RRC sensor), or when a malfunction occurs in a rear corner ultrasonic sensor (RR sensor) on the rear.

 Engine Immobiliser System Signal (Some Circuit Quantity, Reported via Serial Data) Invalid (B279986)

DESCRIPTION The ECM stores this DTC when a communication line between the ECM and transponder key ECU assembly is malfunctioning or the communication ID of the ECM and transponder key ECU assembly do not match. DTC No. Detection Item DTC Detection Condition Trouble Area Note