PLUG-IN CHARGE CONTROL SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

Tech Tips


  • *: Use the GTS

  • Use the following procedure to troubleshoot the plug-in charge control system.


  1. VEHICLE BROUGHT TO WORKSHOP


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  2. CUSTOMER PROBLEM ANALYSIS


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  3. CONNECT GTS TO THE DLC3*

    Tech Tips

    If the display on the tester indicates a communication fault, inspect the DLC3.


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  4. CHECK DTC AND SAVE FREEZE FRAME DATA* Click here

    Tech Tips


    • If any of the CAN communication system DTCs is output, troubleshoot and repair the CAN communication system first Click here.

    • If the Freeze Frame Data item "On-Board Charger Input Voltage" shows 270 V or more, there is a possibility that the charging voltage was higher than standard voltage, causing a DTC to be output. When performing a reproduction test, plug-in charge the vehicle at the standard voltage (100 to 240 V), then check for DTCs.


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  5. CHECK CHARGE CANCEL HISTORY Click here


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  6. CLEAR DTC AND FREEZE FRAME DATA* Click here


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  7. CONDUCT VISUAL INSPECTION


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  8. CONFIRM PROBLEM SYMPTOMS

    Result:
    Result Proceed to
    Malfunction does not occur. A
    Malfunction occurs. B

    B

    GO TO STEP 11
    A

  9. DUPLICATE CONDITIONS THAT PRODUCE SYMPTOMS


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  10. CHECK FOR DTCS* Click here

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

    B

    GO TO STEP 12
    A

  11. REFER TO DTC CHART Click here

    Tech Tips

    DTCs for the hybrid control system and hybrid battery system are displayed using the same menus on the GTS. It is necessary to check the DTC charts for hybrid control system and hybrid battery system.



    NEXT
    GO TO STEP 14

  12. CONDUCT BASIC INSPECTION

    Result
    Result Proceed to
    Malfunctioning parts not confirmed. A
    Malfunctioning parts confirmed. B

    B

    GO TO STEP 16
    A

  13. CHECK ECU POWER SOURCE CIRCUIT


    NEXT

  14. CONDUCT CIRCUIT INSPECTION

    Result
    Result Proceed to
    Malfunction not confirmed. A
    Malfunction confirmed. B

    B

    GO TO STEP 17
    A

  15. CHECK FOR INTERMITTENT PROBLEMS Click here


    NEXT
    GO TO STEP 17

  16. CONDUCT PARTS INSPECTION


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  17. IDENTIFY PROBLEM


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  18. ADJUST AND/OR REPAIR


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  19. CONDUCT CONFIRMATION TEST


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    END