LIGHTING SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING

for Preparation Click here


HINT:
  1. Use the following procedure to troubleshoot the lighting system.
  2. *: Use the intelligent tester.



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.INSPECT CAN COMMUNICATION SYSTEM*

      1. Use the intelligent tester to check if the CAN communication system is functioning normally.

        Result:
        Result
        		Proceed to
        CAN communication system DTC is not output.
        		A
        CAN communication system DTC is output.
        		B



      		B.
      GO TO CAN COMMUNICATION SYSTEM
      A


      5.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 7
      A


      6.OVERALL ANALYSIS AND TROUBLESHOOTING*

      1. Data List / Active Test (Click here)

      2. Terminals of ECU (Click here)


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      7.ADJUST, REPAIR OR REPLACE

        NEXT


        8.CONFIRMATION TEST

          NEXT

          END