WIRELESS DOOR LOCK CONTROL SYSTEM (w/ Entry and Start System) > HOW TO PROCEED WITH TROUBLESHOOTING

for Preparation Click here


HINT:
  1. The wireless door lock control system troubleshooting procedures are based on the premise that the power door lock control system is operating normally. Check the power door lock control system first before troubleshooting the wireless door lock control system.
    Use this procedure to troubleshoot the wireless door lock control system.
  2. *: Use the intelligent tester.



1.VEHICLE BROUGHT TO WORKSHOP

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    2.CUSTOMER PROBLEM ANALYSIS

    1. Interview the customer to confirm the problem (Click here).


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    3.INSPECT BATTERY VOLTAGE

      Standard voltage:
      11 to 14 V

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

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    4.CHECK FOR DTC*

    1. Check for DTCs and note any codes that are output (Click here).

    2. Clear the DTCs.

    3. Recheck for DTCs. Based on the DTCs output above, try to force output of the same CAN communication system DTC or wireless door lock control system DTC by simulating the symptoms indicated by the DTC.
      Result 
      Result
      		Proceed to
      DTC is not output
      		A
      CAN communication system DTC is output
      		B
      Wireless door lock control system DTC is output
      		C



    		B.
    GO TO CAN COMMUNICATION SYSTEM (Click here)

    		C.
    GO TO DIAGNOSTIC TROUBLE CODE CHART (Click here)
    A


    5.PROBLEM SYMPTOMS TABLE

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

    2. Terminals of ECU (Click here).

    3. Data List/Active Test (Click here).


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    7.REPAIR OR REPLACE

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      8.CONFIRMATION TEST

        NEXT

        END