LIGHTING SYSTEM, Diagnostic DTC:B2453

DTC Code DTC Name
B2453 Variation Error

DESCRIPTION

This DTC is output when a headlight leveling ECU is assembled whose variation differs from that of the vehicle.

DTC Code DTC Detection Condition Trouble Area
B2453 The vehicle variation is not stored. Headlight leveling ECU assembly

INSPECTION PROCEDURE

Tech Tips

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

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      OK
      DTC B2453 output does not occur.
      Result
      Result Proceed to
      OK A
      NG (for LHD) B
      NG (for RHD) C

    B

    REPLACE HEADLIGHT LEVELING ECU ASSEMBLY Click here

    C

    REPLACE HEADLIGHT LEVELING ECU ASSEMBLY Click here

    A

    USE SIMULATION METHOD TO CHECK Click here