NAVIGATION SYSTEM, Diagnostic DTC:U0073, U0100, U0129, U0140, U0155, U0164

DTC Code DTC Name
U0073 Sending Malfunction (Navigation to APGS)
U0100 Lost Communication with ECM / PCM "A"
U0129 Lost Communication with Brake System Control Module
U0140 Lost Communication with Body Control Module
U0155 Meter ECU Communication
U0164 Air Conditioner ECU Communication

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
U0100 CAN reception error
U0129 CAN reception error
U0140 CAN reception error
U0155 CAN reception error
U0164 CAN reception error

CAUTION / NOTICE / HINT

Note

Check that the wire harness is properly installed and does not have any sharp bends, pinching or loose connections Click here.

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs (See page ).

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

      OK
      No DTCs are output.
      Result
      Result Proceed to
      OK A
      NG (w/ Toyota Safety Sense) B
      NG (w/o Toyota Safety Sense) C

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here