WIPER AND WASHER SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING

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HINT:
*: Use the intelligent tester.



1.VEHICLE BROUGHT TO WORKSHOP

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    2.PROBLEM SYMPTOM CONFIRMATION

      Result:
      Result
      		Proceed to
      Symptom does not occur
      		A
      Symptom occurs
      		B



    		B.
    GO TO STEP 5
    A


    3.SYMPTOM SIMULATION

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      4.CHECK MULTIPLEX COMMUNICATION SYSTEM

      1. Check for the Multiplex Communication System (MPX) DTCs.

        Result:
        Result
        		Proceed to
        MPX DTC is not output
        		A
        MPX DTC is output
        		B



      		B.
      PROCEED TO "MULTIPLEX COMMUNICATION SYSTEM"
      A


      5.CHECK CAN COMMUNICATION SYSTEM*

      1. Check for CAN DTCs.

        Result:
        Result
        		Proceed to
        CAN DTC is not output
        		A
        CAN DTC is output
        		B



      		B.
      PROCEED TO "CAN COMMUNICATION SYSTEM"
      A


      6.PROBLEM SYMPTOMS TABLE*

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        7.CIRCUIT INSPECTION

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          8.TERMINALS OF ECU

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            9.IDENTIFICATION OF PROBLEM

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              10.REPAIR OR REPLACE

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                11.CONFIRMATION TEST*

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                  END