NAVIGATION SYSTEM (for HDD), Diagnostic DTC:U0073, U0100, U0155, U0164

DTC Code DTC Name
U0073 Control Module Communication Bus Off
U0100 Lost Communication with ECM
U0155 Lost Communication with Combination Meter
U0164 Lost Communication with A/C ECU

DESCRIPTION

These DTCs are stored when a CAN communication circuit malfunction is detected by the display and navigation module display self-check.

DTC Code DTC Detection Condition Trouble Area
U0073 A sending malfunction (navigation to APGS). CAN communication line
U0100 A ECM communication malfunction
U0155 A meter ECU communication malfunction
U0164 An air conditioner ECU communication malfunction

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs and check if the same trouble occurs again.

      OK
      No DTCs are output.
      Result
      Result Proceed to
      OK A
      NG (for LHD with Entry and Start System) B
      NG (for LHD without Entry and Start System) C
      NG (for RHD with Entry and Start System) D
      NG (for RHD without Entry and Start System) E

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here

    D

    GO TO CAN COMMUNICATION SYSTEM Click here

    E

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

    USE SIMULATION METHOD TO CHECK Click here