Click here

AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM, Diagnostic DTC:B2415

Click here
Click here
DTC Code DTC Name
B2415 Vehicle Speed Sensor Malfunction
Click here

DESCRIPTION

The headlight light control ECU sub-assembly LH receives signals indicating the vehicle speed signal from the brake actuator assembly (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
  • Headlight light control ECU sub-assembly LH

  • Brake actuator assembly (skid control ECU)

Table 1. *1 Brake Actuator Assembly (Skid Control ECU) *2 Headlight Light Control ECU Sub-assembly LH *3 CAN Communication Line
Click here

WIRING DIAGRAM

Click here

CAUTION / NOTICE / HINT

Note:
  • Confirm that there are no CAN communication system malfunctions before performing the following inspection.

    Click here

  • If the headlight light control ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight light control ECU sub-assembly LH.

    Click here

Click here

PROCEDURE


  1. Click here

    CLEAR DTC


    1. Clear the DTCs.

      Click here


      1. Body Electrical > HL AutoLeveling > Clear DTCs


      Result
      Proceed to
      NEXT

  2. Click here

    CHECK FOR DTC


    1. Check for DTCs.

      Click here


      1. Body Electrical > HL AutoLeveling > Trouble Codes


      OK
      DTC B2415 is not output.
      Result
      Proceed to
      OK
      NG

  3. Click here

    CHECK FOR DTC (VEHICLE STABILITY CONTROL SYSTEM)


    1. Check for DTCs.

      Click here


      1. Chassis > ABS/VSC/TRC > Trouble Codes


      OK
      Vehicle stability control system DTCs are not output.
      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE HEADLIGHT LIGHT CONTROL ECU SUB-ASSEMBLY LHClick here

    • NG

      GO TO VEHICLE STABILITY CONTROL SYSTEMClick here