AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM, Diagnostic DTC:B2450

DTC Code DTC Name
B2450 Initialization has not been Performed

DESCRIPTION

The headlight leveling ECU stores this DTC if initialization has not been performed after replacing the ECU.

DTC No. Detection Item DTC Detection Condition Trouble Area
B2450 Initialization has not been Performed Initialization of the headlight leveling ECU has not been performed.

  • Vehicle condition when initializing

  • Headlight leveling ECU assembly

CAUTION / NOTICE / HINT

Tech Tips

After replacing the headlight leveling ECU, initialization of the ECU is necessary.

Click here

PROCEDURE


  1. PERFORM HEADLIGHT LEVELING ECU INITIALIZATION


    1. Perform initialization of the headlight leveling ECU.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK FOR DTC


    1. Check for DTCs.

      Click here


      Body Electrical > HL AutoLeveling > Trouble Codes
      Result
      Proceed to
      DTC B2450 output does not occur
      DTC B2450 output occurs

      Tech Tips

      If the headlight leveling ECU sets B2450 even though the ECU has been initialized, there may be a malfunction in the headlight leveling ECU.


    DTC B2450 output does not occur

    END

    DTC B2450 output occurs

    REPLACE HEADLIGHT LEVELING ECU ASSEMBLY Click here