AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM, Diagnostic DTC:B2451

DTC Code DTC Name
B2451 Vehicle Specifications have not been Stored

DESCRIPTION

The headlight leveling ECU stores this DTC if the vehicle specifications have not been stored in the headlight leveling ECU.

Tech Tips

The vehicle specifications are stored in the ECU at the factory.

DTC No. Detection Item DTC Detection Condition Trouble Area
B2451 Vehicle Specifications have not been Stored Vehicle specifications have not been stored. 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. REPLACE HEADLIGHT LEVELING ECU ASSEMBLY


    1. Replace the headlight leveling ECU with one that has vehicle specifications stored.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  2. PERFORM HEADLIGHT LEVELING ECU INITIALIZATION


    1. Perform initialization of the headlight leveling ECU.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

    END