WIPER SWITCH INSPECTION


  1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (for RH Side)


    1. A015BNXE06

      Check the windshield wiper switch.


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

        Standard Resistance
        Front Wiper Switch (w/o Rain Sensor)
        Tester Connection Switch Condition Specified Condition
        E16-1 (+S) - E16-3 (+1) INT Below 1 Ω
        OFF
        E16-2 (+B) - E16-3 (+1) MIST
        LO
        E16-2 (+B) - E16-4 (+2) HI

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

        Standard Resistance
        Front Wiper Switch (w/ Rain Sensor)
        Tester Connection Switch Condition Specified Condition
        E16-1 (+S) - E16-3 (+1) AUTO Below 1 Ω
        OFF
        E16-2 (+B) - E16-3 (+1) MIST
        LO
        E16-2 (+B) - E16-4 (+2) HI

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

    2. Check the front washer switch.


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

        Standard Resistance
        Tester Connection Switch Condition Specified Condition
        E15-2 (EW) - E15-3 (WF) On Below 1 Ω
        Off 10 kΩ or higher

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

    3. Check the intermittent operation.


      1. Connect the voltmeter positive (+) lead to terminal E16-3 (+1) and the negative (-) lead to terminal E15-2 (EW).

      2. Connect the battery positive (+) lead to terminal E16-2 (+B) and the negative (-) lead to terminal E15-2 (EW) and E16-1 (+S).

      3. Turn the wiper switch to the INT position.

      4. Connect the battery positive (+) lead to terminal E16-1 (+S) for 5 seconds.

      5. Connect the battery negative (-) lead to terminal E16-1 (+S). Operate the intermittent wiper relay and check the voltage between terminals E16-3 (+1) and E15-2 (EW).

        Standard Voltage
        Refer to the illustration below.
        A0159F4E06
        A015BEOE02

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

    4. Check the front washer operation.


      1. Turn the wiper switch OFF.

      2. Connect the battery positive (+) lead to terminal E16-2 (+B) and the negative (-) lead to terminals E16-1 (+S) and E15-2 (EW).

      3. Connect the voltmeter positive (+) lead to E16-3 (+1) and the negative (-) lead to terminal E15-2 (EW).

      4. Turn the washer switch ON and OFF, and check the voltage between terminals E16-3 (+1) and E15-2 (EW).

        OK
        Refer to the illustration below.
        A015CMQE10
        A015CMQE08

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

    5. A015BNXE04

      Check the rear wiper switch.


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

        Standard Resistance
        Rear Wiper Switch (w/ Rear Wiper Intermittent Function)
        Tester Connection Switch Condition Specified Condition
        E15-2 (EW) - E15-6 (C1R) LO Below 1 Ω
        E15-2 (EW) - E15-7 (+1R) HI
        E15-2 (EW) - E15-6 (C1R) OFF 10 kΩ or higher
        E15-2 (EW) - E15-7 (+1R)

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

        Standard Resistance
        Rear Wiper Switch (w/o Rear Wiper Intermittent Function)
        Tester Connection Switch Condition Specified Condition
        E15-2 (EW) - E15-7 (+1R) ON Below 1 Ω
        E15-2 (EW) - E15-7 (+1R) OFF 10 kΩ or higher

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

    6. Check the rear washer switch.


      1. Measure the resistance of the switch.

        Standard Resistance
        Tester Connection Switch Condition Specified Condition
        E15-2 (EW) - E16-5 (WR) On Below 1 Ω
        Off 10 kΩ or higher

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

  2. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (for LH Side)


    1. A0156JCE01

      Check the windshield wiper switch.


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

        Standard Resistance
        Front Wiper Switch (w/o Rain Sensor)
        Tester Connection Switch Condition Specified Condition
        E16-4 (+S) - E16-2 (+1) INT Below 1 Ω
        OFF
        E16-3 (+B) - E16-2 (+1) MIST
        LO
        E16-3 (+B) - E16-1 (+2) HI

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

        Standard Resistance
        Front Wiper Switch (w/ Rain Sensor)
        Tester Connection Switch Condition Specified Condition
        E16-4 (+S) - E16-2 (+1) AUTO Below 1 Ω
        OFF
        E16-3 (+B) - E16-2 (+1) MIST
        LO
        E16-3 (+B) - E16-1 (+2) HI

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

    2. Check the front washer switch.


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

        Standard Resistance
        Tester Connection Switch Condition Specified Condition
        E15-2 (EW) - E15-1 (WF) On Below 1 Ω
        Off 10 kΩ or higher

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

    3. Check the intermittent operation.


      1. Connect the voltmeter positive (+) lead to terminal E16-2 (+1) and the negative (-) lead to terminal E15-2 (EW).

      2. Connect the battery positive (+) lead to terminal E16-3 (+B) and the negative (-) lead to terminal E15-2 (EW) and E16-4 (+S).

      3. Turn the wiper switch to the INT position.

      4. Connect the battery positive (+) lead to terminal E16-4 (+S) for 5 seconds.

      5. Connect the battery negative (-) lead to terminal E16-4 (+S). Operate the intermittent wiper relay and check the voltage between terminals E16-2 (+1) and E15-2 (EW).

        Standard Voltage
        Refer to the illustration below.
        A0159F4E07
        A015BEOE04

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

    4. Check the front washer operation.


      1. Turn the wiper switch OFF.

      2. Connect the battery positive (+) lead to terminal E16-3 (+B) and the negative (-) lead to terminals E16-4 (+S) and E15-2 (EW).

      3. Connect the voltmeter positive (+) lead to E16-2 (+1) and the negative (-) lead to terminal E15-2 (EW).

      4. Turn the washer switch ON and OFF, and check the voltage between terminals E16-2 (+1) and E15-2 (EW).

        OK
        Refer to the illustration below.
        A015CMQE09

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

    5. A0156JCE04

      Check the rear wiper switch.


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

        Standard Resistance
        Rear Wiper Switch (w/ Rear Wiper Intermittent Function)
        Tester Connection Switch Condition Specified Condition
        E15-2 (EW) - E15-5 (C1R) LO Below 1 Ω
        E15-2 (EW) - E15-4 (+1R) HI
        E15-2 (EW) - E15-5 (C1R) OFF 10 kΩ or higher
        E15-2 (EW) - E15-4 (+1R)

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

        Standard Resistance
        Rear Wiper Switch (w/o Rear Wiper Intermittent Function)
        Tester Connection Switch Condition Specified Condition
        E15-2 (EW) - E15-4 (+1R) ON Below 1 Ω
        E15-2 (EW) - E15-4 (+1R) OFF 10 kΩ or higher

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

    6. Check the rear washer switch.


      1. Measure the resistance of the switch.

        Standard Resistance
        Tester Connection Switch Condition Specified Condition
        E15-2 (EW) - E16-10 (WR) On Below 1 Ω
        Off 10 kΩ or higher

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