LIGHTING SYSTEM, Diagnostic DTC:B2414

DTC Code DTC Name
B2414 Steering Position Sensor Malfunction

DESCRIPTION

The headlight ECU sub-assembly LH receives steering angle signals from the spiral with sensor cable sub-assembly.

The headlight ECU sub-assembly LH outputs DTC B2414.

DTC No. Detection Item DTC Detection Condition Trouble Area
B2414 Steering Position Sensor Malfunction Steering sensor malfunction

  • Headlight ECU sub-assembly LH

  • Steering sensor

WIRING DIAGRAM

B006M25E18
*1 Headlight ECU Sub-assembly LH
*2 Steering Sensor
*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.

    for LHD:

    Click here

    for RHD:

    Click here

  • After the headlight ECU sub-assembly LH is replaced, vehicle information registration and initialization are necessary.

    Click here

  • The vehicle is equipped with a Supplemental Restraint System (SRS) which includes components such as airbags. Before servicing (including removal or installation of parts), be sure to read the precaution for Supplemental Restraint System.

    Click here

  • After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

    Click here

  • When disconnecting the cable from the negative (-) battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected.

    Click here

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > HL AutoLeveling > Clear DTCs

    2. Check for DTCs.

      Click here


      Body Electrical > HL AutoLeveling > Trouble Codes
      OK
      DTC B2414 is not output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  2. REPLACE STEERING SENSOR


    1. Temporarily replace the steering sensor with a new or normally functioning one.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  3. CHECK FOR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > HL AutoLeveling > Clear DTCs

    2. Turn on the headlights using the headlight dimmer switch.

    3. Check for DTCs.

      Click here


      Body Electrical > HL AutoLeveling > Trouble Codes
      OK
      DTC B2414 is not output.
      Result
      Proceed to
      OK
      NG

    OK

    END (STEERING SENSOR WAS DEFECTIVE)

    NG

    REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH Click here