WIPER AND WASHER SYSTEM Wiper ECU Power Source Circuit

DESCRIPTION

This circuit provides power to the windshield wiper relay assembly.

WIRING DIAGRAM

A004Y2YE02
*1 from IG1 NO. 2 Relay
*2 from IG1 NO. 1 Relay
*3 ECU-IG NO. 2
*4 Windshield Wiper Relay Assembly

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (WINDSHIELD WIPER RELAY ASSEMBLY - BATTERY AND BODY GROUND)


    1. A004X2RE02
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Windshield Wiper Relay Assembly)

      Disconnect the H75 windshield wiper relay assembly connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      H75-12 (IG) - Body ground Power switch on (IG) 11 to 14 V
      H75-23 (WIG) - Body ground Power switch on (IG) 11 to 14 V

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H75-26 (E) - Body ground Always Below 1 Ω

    OK

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

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR