LIGHTING SYSTEM(for Halogen Headlight), Diagnostic DTC:U023A

DTC Code DTC Name
U023A Lost Communication With Image Processing Module "A"

DESCRIPTION

These DTCs are stored when the CAN communication system is malfunctioning.

DTC No. Detection Item DTC Detection Condition Trouble Area
U023A Lost Communication With Image Processing Module "A" The main body ECU (multiplex network body ECU) does not receive data from the forward recognition camera for approximately 10 seconds or more.

  • CAN communication system

  • Forward recognition camera

  • Main body ECU (multiplex network body ECU)

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs.

      Click here

    2. Check for DTCs.

      Click here

      OK
      DTC U023A is not output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    GO TO CAN COMMUNICATION SYSTEM w/ Central Gateway ECU: GO TO CAN COMMUNICATION SYSTEM Click here
    GO TO CAN COMMUNICATION SYSTEM w/o Central Gateway ECU: GO TO CAN COMMUNICATION SYSTEM Click here