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.

  • Electronically controlled brake system

  • Headlight swivel ECU assembly

WIRING DIAGRAM

A01FQ9UE08

INSPECTION PROCEDURE

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, perform initialization and registration of vehicle information 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 B2415 output does not occur.

    NG

    CHECK FOR DTC (ELECTRONICALLY CONTROLLED BRAKE SYSTEM) Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here

  3. CHECK FOR DTC (ELECTRONICALLY CONTROLLED BRAKE 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

    B

    REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY Click here

    C

    GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM Click here

    A

    REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY Click here