LIGHTING SYSTEM(w/ Automatic Headlight Beam Level Control System) Turn Signal Switch Circuit

DESCRIPTION

The steering sensor receives the turn signal switch information and controls the turn signal lights.

WIRING DIAGRAM


  1. for LHD

    B006XABE01

  2. for RHD

    B006XABE03

PROCEDURE


  1. READ VALUE USING GTS


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Chassis / Steering Angle Sensor / Data List.

    5. Read the Data List according to the display on the GTS.


      Chassis > Steering Angle Sensor > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Turn Signal Switch (Right) Turn signal switch (right turn position) signal OFF or ON

      OFF: Turn signal switch not in right turn position

      ON: Turn signal switch in right turn position

      		 -
      Turn Signal Switch (Left) Turn signal switch (left turn position) signal OFF or ON

      OFF: Turn signal switch not in left turn position

      ON: Turn signal switch in left turn position

      		 -
      Cornering Light/Front Side Illuminate Light Switch Turn signal switch (full turn) signal OFF or ON

      OFF: Turn signal switch not in left or right turn position

      ON: Turn signal switch in left or right full turn position

      		 -

      Chassis > Steering Angle Sensor > Data List
      Tester Display
      Turn Signal Switch (Right)
      Turn Signal Switch (Left)
      Cornering Light/Front Side Illuminate Light Switch
      OK
      Normal conditions listed above are displayed.
      Result
      Proceed to
      OK
      NG

    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

    NG

  2. INSPECT TURN SIGNAL SWITCH


    1. Remove the turn signal switch.

      Click here

    2. Inspect the turn signal switch.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE TURN SIGNAL SWITCH Click here

    OK

  3. INSPECT STEERING WHEEL SWITCH HOUSING


    1. Remove the steering wheel switch housing.

      Click here

    2. Inspect the steering wheel switch housing.

      Click here

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE STEERING SENSOR Click here

    NG

    REPLACE STEERING WHEEL SWITCH HOUSING Click here