LEMON Manuals
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Fiat
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2019
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500 Abarth, 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 - 500)
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DTC Troubleshooting
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U0077-00-Control Module Communication Bus Off
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When Monitored
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
When Monitored
Ignition on, battery voltage between 9 and 16 volts.