LIGHTING SYSTEM, Diagnostic DTC:B2455

DTC Code DTC Name
B2455 Right Headlight ECU Variation Error

DESCRIPTION

This DTC is output when a headlight light control ECU sub-assembly RH that is incompatible with the vehicle is installed.

The headlight light control ECU sub-assembly LH outputs DTC B2455.

DTC No. Detection Item DTC Detection Condition Trouble Area
B2455 Right Headlight ECU Variation Error Headlight light control ECU sub-assembly RH variation mismatch Headlight light control ECU sub-assembly RH

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. Turn the engine switch on (IG).

    2. Turn on the headlights using the headlight dimmer switch (light control switch).

    3. Check for DTCs.

      Click here


      Body Electrical > HL AutoLeveling > Trouble Codes
      Result
      Proceed to
      DTC B2455 output does not occur
      DTC B2455 output occurs

    DTC B2455 output does not occur

    USE SIMULATION METHOD TO CHECK Click here

    DTC B2455 output occurs

    REPLACE HEADLIGHT LIGHT CONTROL ECU SUB-ASSEMBLY RH Click here