WIPER AND WASHER SYSTEM Wiper and Washer Switch Circuit

DESCRIPTION

This circuit detects the windshield wiper switch assembly condition and sends the information to the steering sensor.

WIRING DIAGRAM


  1. for LH Side:

    B000YQ1E03
    B000WC8E03
    B000ZAAE05

  2. for RH Side:

    B000YQ1E02
    B000WC8E02
    B000ZAAE05

PROCEDURE


  1. READ VALUE USING GTS


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

      Click here


      Chassis > Steering Angle Sensor > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Wiper OFF Switch Windshield wiper switch assembly (OFF position) condition OFF or ON

      OFF: Windshield wiper switch assembly not in OFF position

      ON: Windshield wiper switch assembly in OFF position

      		 -
      Wiper Auto/Int Switch Windshield wiper switch assembly (AUTO position) condition OFF or ON

      OFF: Windshield wiper switch assembly not in AUTO position

      ON: Windshield wiper switch assembly in AUTO position

      		 -
      Wiper Lo Switch Windshield wiper switch assembly (LO position) condition OFF or ON

      OFF: Windshield wiper switch assembly not in LO position

      ON: Windshield wiper switch assembly in LO position

      		 -
      Wiper Hi Switch Windshield wiper switch assembly (HI position) condition OFF or ON

      OFF: Windshield wiper switch assembly not in HI position

      ON: Windshield wiper switch assembly in HI position

      		 -
      Wiper Mist Switch Windshield wiper switch assembly (MIST position) condition OFF or ON

      OFF: Windshield wiper switch assembly not in MIST position

      ON: Windshield wiper switch assembly in MIST position

      		 -
      Washer Switch Windshield wiper switch assembly (washer switch) condition OFF or ON

      OFF: Windshield wiper switch assembly (washer switch) in OFF position

      ON: Windshield wiper switch assembly (washer switch) in ON position

      		 -
      Intermittent Time Volume Intermittent time adjustment volume condition Shortest, Shorter, Longer or Longest

      Shortest: Windshield wiper switch assembly (intermittent time adjustment volume condition) P4 position

      Shorter: Windshield wiper switch assembly (intermittent time adjustment volume condition) P3 position

      Longer: Windshield wiper switch assembly (intermittent time adjustment volume condition) P2 position

      Longest: Windshield wiper switch assembly (intermittent time adjustment volume condition) P1 position

      		 -

      Chassis > Steering Angle Sensor > Data List
      Tester Display
      Wiper OFF Switch
      Wiper Auto/Int Switch
      Wiper Lo Switch
      Wiper Hi Switch
      Wiper Mist Switch
      Washer Switch
      Intermittent Time Volume
      OK
      The Data List range changes according to the windshield wiper switch assembly operation.
      Result
      Proceed to
      OK
      NG

    OK

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

    NG

  2. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY


    1. Remove the windshield wiper switch assembly.

      Click here

    2. Inspect the windshield wiper switch assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE WINDSHIELD WIPER SWITCH ASSEMBLY 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