Toyota Corolla Cross: Vehicle Exterior

 ECM Communication (C124A00)

DESCRIPTION If the vehicle information stored by the skid control ECU (brake actuator assembly) does not match that sent from the ECM or a new skid control ECU (brake actuator assembly) is installed and the vehicle information has not been stored, this DTC is stored. DTC No.

 Key Cannot be Registered

DESCRIPTION A maximum of 5 key ID codes can be registered. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: If the transponder key ECU assembly is replaced, refer to Registration. Click here PROCEDURE 1. CHECK REGISTRATION MODE (a) Check that the system enters registration mode.