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Home >> Fiat >> 2013 >> 500e >> Repair and Diagnosis >> Engine Performance >> System >> Electric Vehicle Control Unit (EVCU) Module - DTCS P1139 To U1487 - 500E >> Diagnosis And Testing >> P1C77-Reverse Button Stuck On >> When Monitored
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

When Monitored

Ignition switch is in the run position.

BCM is powered on.

EVCU is powered on.

System voltage is between 10.5 and 18 volts.