WIPER SWITCH ON-VEHICLE INSPECTION

PROCEDURE


  1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (w/ Rain Sensor)


    1. Check the front washer operation.


      1. A004OKJE02
        Text in Illustration
        *a

        Component with harness connected

        (Windshield Wiper Switch Assembly)

        Connect a voltmeter positive (+) lead to terminal D34-3 (WF) and a negative (-) lead to terminal D34-2 (EW).

      2. Turn the ignition switch to ON.

      3. Turn the washer switch on and off, and check the voltage between terminals D34-3 (WF) and D34-2 (EW).

        OK
        Voltage changes as shown in the following illustration.
        A004N15E01

        If the result is not as specified, replace the windshield wiper switch assembly.

  2. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (w/o Rain Sensor)


    1. Check the front wiper intermittent operation.


      1. A004SHPE02
        Text in Illustration
        *a

        Component with harness connected

        (Windshield Wiper Switch Assembly)

        Connect a voltmeter positive (+) lead to terminal D33-3 (+1) and a negative (-) lead to terminal D34-2 (EW).

      2. Turn the ignition switch to ON.

      3. Turn the wiper switch to the INT position.

      4. Operate the intermittent wiper and check the voltage between terminals D33-3 (+1) and D34-2 (EW).

        OK
        Voltage changes as shown in the illustration.
        A004ROEE01

        If the result is not as specified, replace the windshield wiper switch assembly.

    2. Check the front washer operation.


      1. A004OKJE02
        Text in Illustration
        *a

        Component with harness connected

        (Windshield Wiper Switch Assembly)

        Connect a voltmeter positive (+) lead to terminal D34-3 (WF) and a negative (-) lead to terminal D34-2 (EW).

      2. Turn the ignition switch to ON.

      3. Turn the washer switch on and off, and check the voltage between terminals D34-3 (WF) and D34-2 (EW).

        OK
        Voltage changes as shown in the following illustration.
        A004N15E01

        If the result is not as specified, replace the windshield wiper switch assembly.