EASY AND SMOOTH START SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

Tech Tips

*: Use the intelligent tester.


  1. VEHICLE BROUGHT TO WORKSHOP


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  2. CUSTOMER PROBLEM ANALYSIS


    1. Interview the customer and confirm the problem Click here.


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  3. CHECK DTC AND FREEZE FRAME DATA*


    1. Check and record DTC and Freeze Frame Data.

    2. Clear the DTC and Freeze Frame Data Click here for DTC Check/Clear, or Click here for Freeze Frame Data).

    3. Reconfirm the DTCs.


      1. Reconfirm the DTC based on the recorded DTC and Freeze Frame Data Click here for DTC Check/Clear, or Click here for Freeze Frame Data).

        Tech Tips

        When DTCs indicating CAN communication system malfunctions are output, repair the CAN communication system before repairing each corresponding sensor.

        Result
        Result Proceed to
        DTCs normal, symptom can be confirmed or reproduced A
        DTC is output B
        DTCs normal, symptom cannot be confirmed or reproduced C

      B

      DIAGNOSTIC TROUBLE CODE CHART Click here

      C

      SYMPTOM SIMULATION Click here

      A

  4. PROBLEM SYMPTOM CONFIRMATION


    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

      PROBLEM SYMPTOMS TABLE Click here

      A

  5. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Data List/Active Test Click here.

    2. Terminals of ECU Click here.


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  6. ADJUST AND/OR REPAIR


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  7. CONFIRMATION TEST


    1. On-vehicle inspection Click here.

      Tech Tips

      DTCs stored in the electric vehicle control ECU assembly are not cleared and are retained as history DTCs even after the system is returned to normal condition, so clear the DTCs after performing troubleshooting.


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  8. DTC CLEAR*


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    END