WIPER AND WASHER SYSTEM Headlight Cleaner Motor and Relay Circuit

DESCRIPTION

This circuit provides power to the headlight cleaner control relay.

The headlight cleaner control relay receives a signal from each switch and sends the signal to the headlight cleaner motor and pump assembly to operate it.

WIRING DIAGRAM

A015Z1UE02

INSPECTION PROCEDURE

PROCEDURE


  1. INSPECT HEADLIGHT CLEANER MOTOR AND PUMP ASSEMBLY

    Tech Tips

    The following check should be performed with the headlight cleaner motor and pump assembly installed to the washer jar.


    1. Fill the washer jar with washer fluid.

    2. A01609OE01

      Connect a positive (+) battery lead to terminal 1 of the headlight cleaner motor and pump assembly, and a negative (-) battery lead to terminal 2.

    3. Check that washer fluid flows from the washer jar.

      OK
      Washer fluid is pumped from the washer jar.

    NG

    REPLACE HEADLIGHT CLEANER MOTOR AND PUMP ASSEMBLY Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (HEADLIGHT CLEANER MOTOR CIRCUIT)


    1. Connect the headlight cleaner motor and pump assembly connector.

    2. A016340E05

      Disconnect the A3 headlight cleaner control relay connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      A3-3 (IG) - A3-4 (E) Engine switch off Below 1 V
      Engine switch on (IG) 11 to 14 V
      A3-6 (PB) - A3-4 (E) Always 11 to 14 V

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR (HEADLIGHT CLEANER CONTROL RELAY - BATTERY)

    OK

    PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE Click here