POWER DOOR LOCK CONTROL SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING

for Preparation Click here


HINT:
  1. Use these procedures to troubleshoot the power door lock control system.
  2. *: Use the intelligent tester.



1.VEHICLE BROUGHT TO WORKSHOP

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    2.INSPECT BATTERY VOLTAGE

      Standard voltage:
      11 to 14 V

      If the voltage is below 11 V, recharge or replace the battery before proceeding.

    NEXT


    3.CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*

    1. Use the intelligent tester to check if the LIN communication system is functioning normally.
      Result 
      Result
      		Proceed to
      LIN DTC is not output
      		A
      LIN DTC is output
      		B



    		B.
    Go to LIN COMMUNICATION SYSTEM (Click here)
    A


    4.CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

    1. Use the intelligent tester to check if the CAN communication system is functioning normally.
      Result 
      Result
      		Proceed to
      CAN DTC is not output
      		A
      CAN DTC is output
      		B



    		B.
    Go to CAN COMMUNICATION SYSTEM (Click here)
    A


    5.PROBLEM SYMPTOMS TABLE

    1. Refer to Problem Symptoms Table (Click here).


      2. 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 8
    A


    6.OVERALL ANALYSIS AND TROUBLESHOOTING*

    1. Operation Check (Click here)

    2. Terminals of ECU (Click here)

    3. Data List/Active Test (Click here)


    NEXT


    7.ADJUST, REPAIR OR REPLACE

      NEXT


      8.CONFIRMATION TEST

        NEXT

        END