When Monitored

WARNING: This page is about a different car, the 2015 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.

This diagnostic runs continuously when the following conditions are met:

In a 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.