AUDIO AND VISUAL SYSTEM (for Radio and Display Type), Diagnostic DTC:U0073, U0140, U0155

DTC Code DTC Name
U0073 Control Module Communication Bus Off
U0140 Lost Communication with Main Body ECU
U0155 Lost Communication with Combination Meter

DESCRIPTION

These DTCs are stored when a malfunction occurs in the CAN communication circuit.

DTC Code DTC Detection Condition Trouble Area
U0073 CAN bus connection error CAN communication system
U0140 CAN reception error
U0155 CAN reception error

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK DTC


    1. Clear the DTC Click here.

    2. Recheck for DTCs and check if the same DTCs are output again.

      OK
      No DTCs are output.

    NG

    GO TO CAN COMMUNICATION SYSTEM Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here