WIPER AND WASHER SYSTEM Wiper ECU Power Source Circuit

DESCRIPTION

This circuit provides power to the windshield wiper relay assembly.

WIRING DIAGRAM

A003SLQE01

INSPECTION PROCEDURE

Note

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

PROCEDURE


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


    1. A003TBBE01
      Text in Illustration
      *1

      Front view of wire harness connector

      (to Windshield Wiper Relay Assembly)

      Disconnect the E40 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
      E40-12 (IG) - 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
      E40-26 (E) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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