AUTOMATIC HIGH BEAM SYSTEM, Diagnostic DTC:U023A

DTC Code DTC Name
U023A Lost Communication with Front Camera Module

DESCRIPTION

This DTC is output when the pre-crash safety city sensor is determined to have a CAN communication malfunction.

DTC No. DTC Detecting Condition Trouble Area
U023A Communication malfunction detected in pre-crash safety city sensor (automatic high beam sensor) CAN communication system

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      OK
      DTC U023A is not output.
      Result
      Result Proceed to
      U023A are not output A
      U023A is output (w/ Toyota Safety Sense) B
      U023A is output (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