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Use M.U.T.-III to perform the CAN bus diagnosis.
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Q.
Is the check result normal?
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Repair the CAN bus lines (Refer to GROUP 54C - Troubleshooting ).
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Check the engine diagnosis code (Refer to GROUP 13A -Troubleshooting <4B1>,
13B -Troubleshooting <6B3>).
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Q.
Is the diagnosis code stored?
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Perform the relevant troubleshooting.
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Check if the diagnosis code No. U0100 is stored in other ECU.
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Q.
Is the diagnosis code stored?
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Replace the engine-ECU (Refer to GROUP 13A - Engine-ECU <4B1>,
GROUP 13B - Engine-ECU <6B3>).
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Q.
Is diagnosis code No.U0100 stored?
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Replace the ACC/FCM-ECU (Refer to ).
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Intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent
Malfunction ).
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