HOW TO PROCEED WITH TROUBLESHOOTING
Troubleshooting
| 1.VEHICLE BROUGHT TO WORKSHOP |
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| 2.PROBLEM SYMPTOM CONFIRMATION |
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| 3.CHECK MULTIPLEX COMMUNICATION SYSTEM |
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Refer to the how to proceed with troubleshooting (Click here).
Check for output DTCs.
- Result:
Result
Proceed to
MPX DTC is not output
A
MPX DTC is output
B
- HINT:
- The hybrid vehicle control ECU of this system is connected to the multiplex communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the multiplex communication system.
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| 4.CHECK CAN COMMUNICATION SYSTEM |
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Refer to the precaution.LHD: Click here
RHD: Click here
Check for output DTCs.
- Result:
Result
Proceed to
CAN DTC is not output
A
CAN DTC is output
B
- HINT:
- The hybrid vehicle control ECU of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN communication system.
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| 5.DTC CHECK AND CLEAR |
- Refer to the DTC check/clear (Click here).
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| 6.DTC CHECK (OTHER THAN MPX AND CAN SYSTEM DTC) |
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Refer to the DTC check/clear (Click here).
- Result:
Result
Proceed to
DTC is not output
A
DTC is output
B
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| 7.DTC CHART |
- Refer to the diagnostic trouble code chart (Click here).
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| 8.PROBLEM SYMPTOM SIMULATION |
- Result:
Result
Proceed to
Fault is not listed in problem symptoms table
A
Fault is listed in problem symptoms table
B
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| 9.SYMPTOM SIMULATION |
- Refer to the electronic circuit inspection procedure (Click here).
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| 10.PROBLEM SYMPTOMS TABLE |
- Refer to the problem symptoms table (Click here).
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| 11.CIRCUIT INSPECTION |
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| 12.TERMINALS OF ECU |
- Refer to the terminals of ECU (Click here).
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| 13.IDENTIFICATION OF PROBLEM |
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| 14.REPAIR OR REPLACE |
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| 15.CONFIRMATION TEST |
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