LIGHTING SYSTEM, Diagnostic DTC:B2415

DTC Code DTC Name
B2415 Vehicle Speed Sensor Malfunction

DESCRIPTION

The headlight swivel ECU receives signals indicating the front wheel speed from the skid control ECU using CAN communication.

DTC Code DTC Detection Condition Trouble Area
B2415 Malfunction in the vehicle speed sensor.

  • Vehicle stability control system (w/ VSC)

  • Anti-lock brake system (w/o VSC)

  • Headlight swivel ECU assembly

WIRING DIAGRAM

B001XIME01
*1 Hydraulic Brake Booster (Skid Control ECU)
*2 Headlight Swivel ECU Assembly
*3 CAN Communication Line

CAUTION / NOTICE / HINT

Note


  • First perform the communication function inspections in How to Proceed with Troubleshooting to confirm that there are no CAN communication malfunctions before troubleshooting this DTC.

  • After replacing the headlight swivel ECU, initialization of the ECU is necessary (except w/ Dynamic Headlight Auto Leveling) Click here.

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      OK
      DTC B2415 output does not occur.

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  2. CHECK VEHICLE TYPE


    1. Check the vehicle type.

      Result
      Result Proceed to
      w/ VSC A
      w/o VSC B

    B

    CHECK FOR DTC (ANTI-LOCK BRAKE SYSTEM) Click here

    A

  3. CHECK FOR DTC (VEHICLE STABILITY CONTROL SYSTEM)


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

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

    A

    REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY Click here

    B

    REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY Click here

    C

    GO TO VEHICLE STABILITY CONTROL SYSTEM Click here

  4. CHECK FOR DTC (ANTI-LOCK BRAKE SYSTEM)


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      OK
      DTC output does not occur.

    OK

    REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY Click here

    NG

    GO TO ANTI-LOCK BRAKE SYSTEM Click here