THEFT DETERRENT SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

Tech Tips


  • Use this procedure to troubleshoot the theft deterrent system.

  • *: Use the intelligent tester.


  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. SYMPTOM SIMULATION


    1. Symptom simulation Click here


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  4. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


    1. Use the intelligent tester to check for normal function of the CAN communication system Click here.

      Result
      Result Proceed to
      No DTC is output (w/ Intrusion Sensor) A
      No DTC is output (w/o Intrusion Sensor) B
      DTC is output C

      B

      Go to step 6
      C

      GO TO CAN COMMUNICATION SYSTEM Click here

      A

  5. CHECK FOR DTC (THEFT DETERRENT SYSTEM)


    1. Use the intelligent tester to check for DTC Click here.

      Result
      Result Proceed to
      No DTC is output A
      DTC is output B

      B

      GO TO DIAGNOSTIC TROUBLE CODE CHART Click here

      A

  6. 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 8
      A

  7. PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM*


    1. System Description Click here

    2. Terminals of ECU Click here

    3. Data List / Active Test Click here


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  8. ADJUST, REPAIR OR REPLACE


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  9. CONFIRMATION TEST


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    END