LIGHTING SYSTEM, Diagnostic DTC:B2414

DTC Code DTC Name
B2414 Steering Position Sensor Malfunction

DESCRIPTION

The AFS ECU receives signals regarding the swerve-angle from the steering angle sensor in the steering wheel.

DTC No. DTC Detection Condition Trouble Area
B2414

  • Malfunction in steering sensor

  • Open or short in steering sensor circuit

  • Steering angle sensor

  • Wire harness or connector

  • AFS ECU

WIRING DIAGRAM

A015YUPE01

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK DTC (VEHICLE STABILITY CONTROL SYSTEM)


    1. Check that vehicle stability control system DTC are not output Click here.

      Result
      Result Proceed to
      DTC (C1231/31) is not output A
      DTC (C1231/31) is output B

    B

    REPAIR CIRCUITS INDICATED BY OUTPUT DTCS Click here

    A

  2. READ VALUE USING INTELLIGENT TESTER


    1. Connect the intelligent tester to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the intelligent tester on.

    4. Enter the following menus: Body / AFS / Data List.

    5. Read the display on the intelligent tester.

      AFS (AFS ECU)
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Steer Sens Sig Steering angle sensor signal value / -384° to 382.5°

      Approx. 0°

      (When steering wheel is straight)

      		 -
      OK
      Condition sign can be displayed.
      Result
      Result Proceed to
      OK (When checking from Problem Symptoms Table) A
      OK (When checking from Diagnostic Trouble Code Chart) B
      NG C

    B

    REPLACE AFS ECU Click here

    C

    CHECK HARNESS AND CONNECTOR (STEERING ANGLE SENSOR - AFS ECU) Click here

    A

    PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE Click here

  3. CHECK HARNESS AND CONNECTOR (STEERING ANGLE SENSOR - AFS ECU)


    1. A015ZX6E08

      Disconnect the J23 steering angle sensor connector.

    2. Disconnect the A27 AFS ECU connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      J23-7 (SS1-) - A27-8 (SS-) Always Below 1 Ω
      J23-8 (SS1+) - A27-7 (SS+) Always Below 1 Ω
      A27-8 (SS-) - Body ground Always 10 kΩ or higher
      A27-7 (SS+) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. CHECK AFS ECU


    1. A0162FFE43

      Reconnect the A27 AFS ECU connector.

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      A27-7 (SS+) - A27-8 (SS-) Engine switch on (IG) Approx. 5 V

    NG

    REPLACE AFS ECU Click here

    OK

    REPLACE STEERING ANGLE SENSOR Click here