AFS (ADAPTIVE FRONT-LIGHTING SYSTEM), Diagnostic DTC:B2414

DTC Code DTC Name
B2414 Steering Position Sensor Malfunction

DESCRIPTION

The AFS ECU (headlight swivel ECU assembly) receives signals indicating direction and amount the steering is turned from the steering angle sensor using CAN communication.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B2414

Steering Position Sensor Malfunction

Malfunction in steering angle sensor

  • Spiral w/ sensor cable sub-assembly (steering angle sensor)

  • AFS ECU (headlight swivel ECU assembly)

WIRING DIAGRAM

E197128E05

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 procedure.

    Click hereClick hereClick here

  • If the AFS ECU (headlight swivel ECU assembly) has been replaced, it is necessary to synchronize the vehicle information and initialize the AFS ECU (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 B2414 is not output.

    Result

    Proceed to

    OK

    NG
    OK

    USE SIMULATION METHOD TO CHECK

    Click hereClick hereClick here

    NG

  2. CHECK SPIRAL W/ SENSOR CABLE SUB-ASSEMBLY (STEERING ANGLE SENSOR)

    1. Replace the spiral w/ sensor cable sub-assembly with a new or known good one.

      w/ VSC:Click here

      w/o VSC:Click here

    2. Check for DTCs.

      Click here

      Body Electrical > AFS > Trouble Codes

      OK

      DTC B2414 is not output.

    Result

    Proceed to

    OK

    NG
    OK

    END (STEERING ANGLE SENSOR WAS DEFECTIVE)

    NG

    REPLACE AFS ECU (HEADLIGHT SWIVEL ECU ASSEMBLY)

    Click here