Set Condition

WARNING: This page is about a different car, the 2015 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.

The Powertrain Control Module (PCM) detects that the O2 Sensor Heater element temperature is below 600°C (1112°F) for 9.0 seconds or above 922°C (1692°F) for 20.0 seconds when the heater circuit is active.