SAFETY CONNECT SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

Tech Tips


  • Use the following procedure to troubleshoot the safety connect system.

  • *: Use the Techstream.


  1. VEHICLE BROUGHT TO WORKSHOP


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  2. CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK


    • When troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.

    • Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.

    • The following 5 items are important points for problem analysis:

      What Vehicle model, system name
      When Date, time, occurrence frequency
      Where Road conditions
      Under what conditions? Driving conditions, weather conditions
      How did it happen? Problem symptoms

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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.


      NEXT

  4. VERIFY CUSTOMER SUBSCRIPTION IS ACTIVE


    1. Enter the VIN into Vehicle Inquiry on Techstream and verify subscription type and expiration date.


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  5. PERFORM HEALTH CHECK


    1. Perform "Health Check" and check for current DTCs Click here.

      Result
      Result Proceed to
      No DTC is present. A
      DTC is present. B
      PRL update required. C

      B

      GO TO DIAGNOSTIC TROUBLE CODE CHART Click here

      C

      PERFORM PRL UPDATE 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

      Tech Tips

      If the symptom does not reoccur and no DTC is output, attempt to reproduce the symptoms Click here.


      B

      Go to step 8
      A

  7. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Refer to Terminals of ECU Click here.

    2. Refer to Data List/Active Test Click here.


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  8. REPAIR OR REPLACE


    1. Check if the DCM (Telematics Transceiver) has been replaced.

      Result
      Result Proceed to
      The DCM (Telematics Transceiver) has been replaced. A
      The DCM (Telematics Transceiver) has not been replaced. B

      B

      Go to step 10
      A

  9. PERFORM DCM ACTIVATION


    1. Perform "DCM Activation" Click here.


      NEXT

  10. CONFIRMATION TEST


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    END