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Home >> Fiat >> 2017 >> 500 Lounge, Automatic Trans >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> (Transmission Control Module (TCM) - Electrical Diagnostics - 500) >> DTC Troubleshooting >> U1401-00 Implausible Engine Speed Signal Received >> When Monitored
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

When Monitored

Continuously when the ignition is on.

The battery voltage between 10 and 16 volts.

Powertrain Control Module (PCM) is configured correctly.

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