WIPER AND WASHER SYSTEM IG Power Source Circuit

DESCRIPTION

This circuit provides power to the headlight cleaner control relay.

WIRING DIAGRAM

A018KPVE01

CAUTION / NOTICE / HINT

Note

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

PROCEDURE


  1. CHECK HEADLIGHT CLEANER CONTROL RELAY (IG POWER SOURCE CIRCUIT)


    1. Disconnect the A41 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
      A41-3 (IG) - Body ground Ignition switch ON 11 to 14 V
      Ignition switch off Below 1 V
      Result
      Proceed to
      OK
      NG

    NG

    CHECK HARNESS AND CONNECTOR (HEADLIGHT CLEANER CONTROL RELAY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY) Click here

    OK

  2. CHECK HEADLIGHT CLEANER CONTROL RELAY (GROUND CIRCUIT)


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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A41-4 (E) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    OK

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

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  3. CHECK HARNESS AND CONNECTOR (HEADLIGHT CLEANER CONTROL RELAY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)


    1. Disconnect the 4F instrument panel junction block assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A41-3 (IG) - 4F-11 Always Below 1 Ω
      A41-3 (IG) or 4F-11 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR