AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM(except Sedan), Diagnostic DTC:B2415

DTC Code DTC Name
B2415 Vehicle Speed Sensor Malfunction

DESCRIPTION

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

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B2415

Vehicle Speed Sensor Malfunction

Malfunction in vehicle speed signal

  • Brake actuator assembly (skid control ECU)

  • Headlight swivel ECU assembly

WIRING DIAGRAM

E318586E01

CAUTION / NOTICE / HINT

Note:

  • Perform the communication function inspections in Diagnosis System to confirm that there are no CAN communication malfunctions before performing the following inspection.

    Click hereClick hereClick hereClick here

  • If the headlight swivel ECU assembly has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight swivel ECU assembly.

    Click here

PROCEDURE

  1. CHECK FOR DTC

    1. Clear the DTCs.

      Click here

      Body Electrical > AFS > Clear DTCs

    2. Check for DTCs.

      Click here

      Body Electrical > AFS > Trouble Codes

      OK

      DTC B2415 is not output.

    Result

    Proceed to

    OK

    NG
    OK

    USE SIMULATION METHOD TO CHECK

    Click hereClick hereClick hereClick here

    NG

  2. CHECK FOR DTC (BRAKE CONTROL SYSTEM)

    1. Check for DTCs.

      Click here

      Chassis > ABS/VSC/TRC > Trouble Codes

      OK

      Brake control system DTCs are not output.

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE HEADLIGHT SWIVEL ECU ASSEMBLY

    Click hereClick here

    NG

    GO TO VEHICLE STABILITY CONTROL SYSTEM (DIAGNOSTIC TROUBLE CODE CHART)

    Click hereClick hereClick hereClick here