WIPER AND WASHER SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING

for Preparation Click here


HINT:
Use the following procedure to troubleshoot the wiper and washer system.



1.VEHICLE BROUGHT TO WORKSHOP

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    2.CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK

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      3.INSPECT AUXILIARY BATTERY VOLTAGE

      1. Measure the auxiliary battery voltage with the power switch off.

        Standard Voltage:
        11 to 14 V

        If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.


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      4.PROBLEM SYMPTOMS TABLE

        Result:
        Result
        		Proceed to
        Fault is not listed in Problem Symptoms Table
        		A
        Fault is listed in Problem Symptoms Table
        		B



      		B.
      Go to step 6
      A


      5.OVERALL ANALYSIS AND TROUBLESHOOTING

      1. Terminals of ECU (Click here)

      2. Fail-safe chart (Click here)


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      6.ADJUST, REPAIR OR REPLACE

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        7.CONFIRMATION TEST

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          END