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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). After
repairing the CAN bus line, go to Step 2.
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Check the A/T diagnosis code. (Refer to .)
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Q.
Is the diagnosis code set?
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Perform the relevant troubleshooting.
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Q.
Is diagnosis code No.P1633 set?
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Replace the AWC-ECU. (Refer to .) Then go
to Step 4.
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Intermittent malfunction. (Refer to GROUP 00 - How to Cope with Intermittent
Malfunction).
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Q.
Is diagnosis code No.C1633 set?
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This diagnosis is complete.
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