LIGHTING SYSTEM, Diagnostic DTC:B2452

DTC Code DTC Name
B2452 Height Control Sensor Data Out of Range When Initializing

DESCRIPTION

The headlight ECU sub-assembly LH stores this DTC if the sensor value received from the rear height control sensor sub-assembly LH is out of range when performing initialization of the headlight ECU sub-assembly LH; for example, the vehicle is not level or being jack up.

DTC Code DTC Detection Condition Trouble Area
B2452 The sensor value received from the rear height control sensor LH is out of range when performing initialization.

  • Vehicle condition when initializing

  • Headlight ECU sub-assembly LH

CAUTION / NOTICE / HINT

Note

If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight ECU sub-assembly LH Click here.

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs. Click here.


    NEXT

  2. CHECK FOR DTC


    1. Check for DTCs Click here.

      OK
      DTC B2452 output does not occur.

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  3. CHECK AND REPLACE REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH


    1. Check the installation condition of the rear height control sensor sub-assembly LH.

      OK
      Rear height control sensor sub-assembly LH is installed correctly.

    OK

    REPLACE REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH Click here

    NG

    INSTALL PARTS CORRECTLY Click here