AUTOMATIC TRANSAXLE SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

Tech Tips


  • The ECM of this system is connected to the CAN and multiplex communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN and multiplex communication systems.

  • *: Use Intelligent tester


  1. Vehicle Brought to Workshop


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  2. Customer Problem Analysis


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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.


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  4. Connect Intelligent tester to the DLC3*


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  5. Check and Clear DTCs and Freeze Frame Data*

    Tech Tips

    Click here.


    NEXT

  6. Visual Inspection


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  7. Setting the Check Mode Diagnosis*

    Tech Tips

    Click here.


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  8. Problem Symptom Confirmation

    Tech Tips

    Click here.

    Result
    Result Proceed to
    Symptom does not occur A
    Symptom occurs B

    B

    Go to step 10
    A

  9. Symptom Simulation

    Tech Tips

    Click here.


    NEXT

  10. DTC Check*

    Tech Tips

    Click here.

    Result
    Result Proceed to
    DTC is not output A
    DTC is output B

    B

    Go to step 18
    A

  11. Basic Inspection

    Tech Tips

    Click here, Click here and Click here.


    NG

    Go to step 21
    OK

  12. Mechanical System Test

    Tech Tips

    Click here.


    NG

    Go to step 17
    OK

  13. Hydraulic Test

    Tech Tips

    Click here.


    NG

    Go to step 17
    OK

  14. Manual Shifting Test

    Tech Tips

    Click here.


    NG

    Go to step 16
    OK

  15. Problem Symptoms Table Chapter 1

    Tech Tips

    Click here.


    NG

    Go to step 19
    OK

  16. Problem Symptoms Table Chapter 2

    Tech Tips

    Click here.


    NEXT

  17. Part Inspection


    NEXT
    Go to step 21

  18. DTC Chart

    Tech Tips

    Click here.


    NEXT

  19. Circuit Inspection


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  20. Identification of Problem


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  21. Repair or Replace


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  22. Confirmation Test


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    End