AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM(for Sedan), Diagnostic DTC:U1000

DTC Code DTC Name
U1000 CAN Communication Failure (Message Registry)

DESCRIPTION

The headlight leveling ECU assembly stores this DTC if an internal error related to the CAN communication system is detected.

DTC No. Detection Item DTC Detection Condition Trouble Area
U1000 CAN Communication Failure (Message Registry) CAN communication failure Headlight leveling ECU assembly

CAUTION / NOTICE / HINT

Note

Make sure to perform vehicle information synchronization and initialization after replacing the headlight leveling ECU assembly.

Click here

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > HL AutoLeveling > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK FOR DTC


    1. Check for DTCs.

      Click here


      Body Electrical > HL AutoLeveling > Trouble Codes
      Result
      Result Proceed to
      DTC U1000 is not output A
      DTC U1000 is output B

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    REPLACE HEADLIGHT LEVELING ECU ASSEMBLY Click here