AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM(except Sedan), Diagnostic DTC:U0073, U0100, U0129, U0142

DTC Code DTC Name
U0073 Control Module Communication Bus Off
U0100 Lost Communication with ECM
U0129 Lost Communication with Skid Control ECU
U0142 Lost Communication with Main Body ECU

DESCRIPTION

These DTCs are stored when the CAN communication system is malfunctioning.

DTC No. Detection Item DTC Detection Condition Trouble Area
U0073 Control Module Communication Bus Off Control module communication bus off CAN communication system
U0100 Lost Communication with ECM Lost communication with ECM CAN communication system
U0129 Lost Communication with Skid Control ECU Lost communication with brake actuator assembly (skid control ECU) CAN communication system
U0142 Lost Communication with Main Body ECU Lost communication with main body ECU (multiplex network body ECU) CAN communication system

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > AFS > Clear DTCs

    2. Check for DTCs.

      Click here


      Body Electrical > AFS > Trouble Codes
      OK
      DTCs are not output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    GO TO CAN COMMUNICATION SYSTEM Click here