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:

Cold start condition.
Engine running at idle.
The difference between the AAT and ECT at startup less than 15°C (27°F).
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).