Click here

AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM, Diagnostic DTC:B2452

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

DESCRIPTION

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

DTC No. DTC Detecting Condition Trouble Area
B2452 Vehicle condition not specified when initializing

  • Vehicle condition when initializing

  • Headlight leveling ECU assembly
Click here

CAUTION / NOTICE / HINT

Note:

If the headlight leveling ECU assembly has been replaced, initialization of the headlight leveling ECU assembly is necessary (Click here).

Click here

PROCEDURE


  1. Click here

    PERFORM INITIALIZATION


    1. Perform initialization of the headlight leveling ECU assembly (Click here).

      Tip:

      • Before initializing the headlight leveling ECU assembly, make sure that the vehicle condition is proper for initialization.

      • Be sure to perform initialization as instructed.


  2. Click here

    RECHECK FOR DTC


    1. Using the GTS, recheck for DTCs (Click here).

      OK
      DTC B2452 is not output.
      Tip:

      If the headlight leveling ECU assembly stores DTC B2452 even though the ECU has been initialized as instructed, there may be a malfunction in the headlight leveling ECU assembly.


    • OK

      END

    • NG

      REPLACE HEADLIGHT LEVELING ECU ASSEMBLY (Click here)