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Inspection Procedure

NOTE: When the distance control ECU and/or ECM are replaced with a new one, initialization must be performed (See INSTALLATION  ).
  1. INSPECT WASHER SYSTEM 
    1. Refer to HOW TO PROCEED WITH TROUBLESHOOTING .

      OK: Washer function is normal. 

    NG:  GO TO WIPER AND WASHER SYSTEM (W/O RAIN SENSOR) . (See HOW TO PROCEED WITH TROUBLESHOOTING )

    OK: Go to Next Step 

  2. CHECK HARNESS AND CONNECTOR 
    1. Disconnect the A8 and E11 connectors.
    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Condition Specified Condition
      A8-3 (WASH) - E11-4 Always Below 1Ω
      E11-4 (W) - Body ground Always 10 kΩ or higher
    Fig 1: Identifying A8 And E11 Connectors Terminals
    G05252233Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE 

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