NIGHT VIEW SYSTEM, Diagnostic DTC:U1104

DTC Code DTC Name
U1104 Lost Communication with Driving Support ECU

DESCRIPTION

The No. 1 night view ECU communicates with the driving support ECU via CAN communication. This DTC is stored when a malfunction in the communication with the driving support ECU is detected.

Tech Tips

While DTCs are stored, the night view system does not operate and a warning message is displayed on the accessory meter assembly.

DTC Code DTC Detection Condition Trouble Area
U1104 There is a malfunction in the communication with the driving support ECU. CAN communication system

WIRING DIAGRAM

A01FDY5E01

INSPECTION PROCEDURE

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
      CAN DTC is not output A
      CAN DTC is output (for LHD) B
      CAN DTC is output (for RHD) C

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

    USE SIMULATION METHOD TO CHECK Click here