WIPER AND WASHER SYSTEM Washer Signal Circuit

DTC Code DTC Name
Washer Signal Circuit

DESCRIPTION

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

WIRING DIAGRAM

E257548E02

PROCEDURE

  1. CHECK OPERATION

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

      OK

      Front wiper and washer system operates normally.

    Result

    Proceed to

    OK

    NG
    NG

    GO TO PROBLEM SYMPTOMS TABLE

    Click hereClick here

    OK

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

    1. Disconnect the A94 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

      A94-5 (FRWA) - Body ground

      Ignition switch ON, front washer switch off

      11 to 14 V

      Ignition switch ON, front washer switch on

      Below 1 V

    Result

    Proceed to

    OK

    NG
    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    Click hereClick here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR