WIPER AND WASHER SYSTEM Washer Signal Circuit

DESCRIPTION

The headlight cleaner control relay receives the windshield washer operation signal.

WIRING DIAGRAM

A01NGA0E01

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK OPERATION


    1. Check the operation of the front wiper and washer system.

      OK
      Front wiper and washer system operates normally.

    NG

    GO TO PROBLEM SYMPTOMS TABLE Click here

    OK

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


    1. A01NCX9E15
      Text in Illustration
      *1

      Front view of wire harness connector

      (to Headlight Cleaner Control Relay)

      Disconnect the A33 headlight cleaner control relay connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      A33-5 (FRWA) - Body ground Front washer switch off 11 to 14 V
      Front washer switch on Below 1 V

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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