WIPER AND WASHER SYSTEM(w/ Rain Sensor) Front Wiper Motor Circuit

DESCRIPTION

The windshield wiper relay assembly controls the windshield wiper motor assembly.

WIRING DIAGRAM

A01VEB1E01

CAUTION / NOTICE / HINT

Note

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE


  1. INSPECT WINDSHIELD WIPER MOTOR ASSEMBLY


    1. Inspect the windshield wiper motor assembly Click here.


    NG

    REPLACE WINDSHIELD WIPER MOTOR ASSEMBLY Click here

    OK

  2. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY


    1. Inspect the windshield wiper switch assembly Click here.


    NG

    REPLACE WINDSHIELD WIPER SWITCH ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (WINDSHIELD WIPER MOTOR ASSEMBLY - IG1 NO. 2 RELAY AND BODY GROUND)


    1. for LHD


      1. A01VDJFE02
        Text in Illustration
        *a

        Front view of wire harness connector

        (to Windshield Wiper Motor Assembly)

        Disconnect the A15 windshield wiper motor assembly connector.

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

        Standard Voltage
        Tester Connection Switch Condition Specified Condition
        A15-2 (B) - Body ground Ignition switch ON 11 to 14 V

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

        Standard Resistance
        Tester Connection Condition Specified Condition
        A15-4 (E) - Body ground Always Below 1 Ω

    2. for RHD


      1. A01VL86E02
        Text in Illustration
        *a

        Front view of wire harness connector

        (to Windshield Wiper Motor Assembly)

        Disconnect the A15 windshield wiper motor assembly connector.

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

        Standard Voltage
        Tester Connection Switch Condition Specified Condition
        A15-2 (B) - Body ground Ignition switch ON 11 to 14 V

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

        Standard Resistance
        Tester Connection Condition Specified Condition
        A15-5 (E) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. CHECK HARNESS AND CONNECTOR (WINDSHIELD WIPER MOTOR - WINDSHIELD WIPER SWITCH AND WINDSHIELD WIPER RELAY)


    1. for LHD


      1. Disconnect the A15 windshield wiper motor assembly connector.

      2. Disconnect the F12 windshield wiper switch assembly connector.

      3. Disconnect the F72 windshield wiper relay assembly connector.

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

        Standard Resistance
        Tester Connection Condition Specified Condition
        A15-5 (+1) - F12-3 (+1) Always Below 1 Ω
        A15-3 (+2) - F12-4 (+2) Always Below 1 Ω
        A15-3 (+2)- F72-11 (+2) Always Below 1 Ω
        A15-1 (+S) - F72-1 (+SM) Always Below 1 Ω
        A15-5 (+1) - Body ground Always 10 kΩ or higher
        A15-3 (+2) - Body ground Always 10 kΩ or higher
        A15-1 (+S) - Body ground Always 10 kΩ or higher

    2. for RHD


      1. Disconnect the A15 windshield wiper motor assembly connector.

      2. Disconnect the F12 windshield wiper switch assembly connector.

      3. Disconnect the F72 windshield wiper relay assembly connector.

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

        Standard Resistance
        Tester Connection Condition Specified Condition
        A15-1 (+1) - F12-3 (+1) Always Below 1 Ω
        A15-4 (+2) - F12-4 (+2) Always Below 1 Ω
        A15-4 (+2)- F72-11 (+2) Always Below 1 Ω
        A15-3 (+S) - F72-1 (+SM) Always Below 1 Ω
        A15-1 (+1) - Body ground Always 10 kΩ or higher
        A15-4 (+2) - Body ground Always 10 kΩ or higher
        A15-3 (+S) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. CHECK HARNESS AND CONNECTOR (WINDSHIELD WIPER SWITCH ASSEMBLY - WINDSHIELD WIPER RELAY ASSEMBLY)


    1. Disconnect the F12 windshield wiper switch assembly connector.

    2. Disconnect the F72 windshield wiper relay assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      F12-1 (+S) - F72-10 (+1) Always Below 1 Ω
      F12-1 (+S) - Body ground Always 10 kΩ or higher

    OK

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

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR