POWER STEERING SYSTEM (w/ VSC), Diagnostic DTC:U0073

DTC Code DTC Name
U0073 Control Module Communication Bus Off

DESCRIPTION

The power steering ECU receives signals from the ECM, steering angle sensor and skid control ECU via the CAN communication system.

DTC Code DTC Detection Condition Trouble Area
U0073 Control module communication bus off. CAN communication system

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK FOR DTC (CAN COMMUNICATION SYSTEM)


    1. Clear the DTC(s) Click here.

    2. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC is not output. A
      DTC is output. for LHD with Entry and Start System B
      for LHD without Entry and Start System C
      for RHD with Entry and Start System D
      for RHD without Entry and Start System E

    B

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) Click here

    C

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) Click here

    D

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) Click here

    E

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) Click here

    A

    USE SIMULATION METHOD TO CHECK Click here