MOTOR GENERATOR CONTROL SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

PROCEDURE

1. Click here

   VEHICLE BROUGHT TO WORKSHOP

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
2. Click here

   CUSTOMER PROBLEM ANALYSIS

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
3. Click here

   CONNECT GTS TO THE DLC3*

   Tip:

   If the GTS indicates a communication error, inspect the DLC3.

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
4. Click here

   CHECK DTC AND FREEZE FRAME DATA*

   Click here

   Tip:

   Make sure to save freeze frame data because the data is necessary for performing simulation tests.

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
5. Click here

   CLEAR DTC AND FREEZE FRAME DATA*

   Click here

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
6. Click here

   CONDUCT VISUAL INSPECTION

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
7. Click here

   CONFIRM PROBLEM SYMPTOMS

   Tip:

   If the hybrid vehicle control system does not start, perform steps 9 and 11 first.

   Result
   Proceed to Malfunction does not occur. Malfunction occurs.

   
   
   • Malfunction does not occur.Click here
   • Malfunction occurs.Click here

     GO TO STEP 10

8. Click here

   DUPLICATE CONDITIONS THAT PRODUCE SYMPTOMS

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
9. Click here

   CHECK FOR DTCS*

   Click here

   Result
   Proceed to DTCs are output. DTCs are not output.

   
   
   • DTCs are output.Click here
   • DTCs are not output.Click here
10. Click here

    REFER TO DTC CHART

    Result
    Proceed to NEXT

    
    
    • NEXTClick here
11. Click here

    CONDUCT CIRCUIT INSPECTION

    Result
    Proceed to Malfunction not confirmed. Malfunction confirmed.

    
    
    • Malfunction not confirmed.Click here
    • Malfunction confirmed.Click here

      GO TO STEP 13

12. Click here

    CHECK FOR INTERMITTENT PROBLEMS

    Click here

    Result
    Proceed to NEXT

    
    
    • NEXTClick here
13. Click here

    IDENTIFY PROBLEM

    Result
    Proceed to NEXT

    
    
    • NEXTClick here
14. Click here

    ADJUST AND/OR REPAIR

    Result
    Proceed to NEXT

    
    
    • NEXTClick here
15. Click here

    CONDUCT CONFIRMATION TEST

    Result
    Proceed to NEXT

    
    
    • NEXT

      END

16. Click here

    CONDUCT BASIC INSPECTION

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

    
    
    • Malfunctioning parts not confirmed.Click here
    • Malfunctioning parts confirmed.Click here
17. Click here

    CHECK ECU POWER SOURCE CIRCUIT

    Result
    Proceed to NEXT

    
    
    • NEXTClick here

      GO TO STEP 11

18. Click here

    CONDUCT PARTS INSPECTION

    Result
    Proceed to NEXT

    
    
    • NEXTClick here

      GO TO STEP 13