AIRBAG SYSTEM, Diagnostic DTC:U0073

DTC Code DTC Name
U0073 Control Module Communication Bus OFF

DESCRIPTION

These DTCs are stored when the self-diagnosis of the airbag ECU assembly determines that the CAN communication system is malfunctioning.

DTC Code DTC Detection Condition Trouble Area
U0073 Control Module Communication Bus OFF CAN communication System

PROCEDURE


  1. CHECK FOR DTC (CAN COMMUNICATION SYSTEM)


    1. Use the GTS to check if the CAN communication system is functioning normally.

      Result
      Result Proceed to
      DTC U0073 is not output A
      DTC U0073 is output B

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    GO TO CAN COMMUNICATION SYSTEM Click here