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

Tech Tips

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.


  1. VEHICLE BROUGHT TO WORKSHOP


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  2. CUSTOMER PROBLEM ANALYSIS


    1. Interview the customer to confirm the trouble Click here.


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  3. DTC CHECK


    1. Check for a DTC and note any codes that are output.

    2. Delete the DTC.

    3. Recheck for DTCs. Try to prompt the DTC by simulating the original symptom that the DTC suggests.

      Result
      Result Proceed to
      DTC does not recur A
      DTC recurs B

      B
      A
  4. SYMPTOM SIMULATION


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  5. PROBLEM SYMPTOMS TABLE


    1. If the fault is not listed in the problem symptoms table, proceed to A.

    2. If the fault is listed in the problem symptoms table, proceed to B.


      B
      A
  6. PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM


    1. Terminals of ECU Click here

    2. DATA LIST/ACTIVE TEST Click here


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  7. ADJUST, REPAIR OR REPLACE


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  8. CONFIRMATION TEST


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