ANTI-LOCK BRAKE SYSTEM, Diagnostic DTC:C1203

DTC Code DTC Name
C1203 ECM Communication Circuit Malfunction

DESCRIPTION

DTC No. DTC Detection Condition Trouble Area
C1203 Vehicle information is not consistent the skid control ECU (brake actuator assembly). Brake actuator assembly

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK PART NUMBER


    1. Check that a proper skid control ECU (brake actuator assembly) is installed.

      OK
      Proper skid control ECU (brake actuator assembly) is installed.

    NG

    REPLACE BRAKE ACTUATOR ASSEMBLY WITH PROPER ONE

    OK

  2. PERFORM DTC


    1. Clear the DTC Click here.

    2. Check if the same DTC is recorded Click here.

      Result
      Result Proceed to
      DTC is not output A
      DTC is output B

    B

    REPLACE BRAKE ACTUATOR ASSEMBLY Click here

    A

    END