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Fiat
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2015
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500L Easy, Automatic Trans
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Repair and Diagnosis
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Transmission
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Automatic Trans
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(Transmission Control Module (TCM) - Electrical Diagnostics - Aw60T/6F25 - 500L)
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DTC Troubleshooting
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U0077-00-Control Module Communication Bus Off
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Set Condition
Set Condition
The Transmission Control Module (TCM) Module has detected catastrophic failure on the CAN bus.