When Monitored

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.

This diagnostic runs when the following conditions are met:

Cold start condition.
Ambient Air temperature between -7°C and 50°C (19.4°F and 122°F).
Engine Coolant temperature between -7°C and 50°C (19.4°F and 122°F).
The difference between the Ambient Air temp and ECT temp at Start is equal to or less than 10°C (50°F).
Engine running at idle only.