LIGHTING SYSTEM, Diagnostic DTC:B2452

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

DESCRIPTION

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

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B2452

Height Control Sensor Data Out of Range When Initializing

The sensor value received from the height control sensor is out of range when performing initialization.

  • Vehicle condition when initializing

  • Headlight swivel ECU assembly

PROCEDURE

  1. PERFORM INITIALIZATION

    1. Perform initialization of the headlight swivel ECU.

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      Tip:

      • Before initializing, make sure that the vehicle condition is proper for initialization.

      • Be sure to perform the initialization as instructed.

    Result

    Result

    NEXT
    NEXT

  2. CHECK FOR DTC

    1. Check for DTCs.

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      Body Electrical > AFS > Trouble Codes

      Result

      Result

      Proceed to

      DTC B2452 is not output

      A

      DTC B2452 is output

      B
      Tip:

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

    A

    END

    B

    REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY

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