When Monitored

WARNING: This page is about a different car, the 2016 RAM 3500 HD and 2016 RAM 2500 HD. 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:

Engine running in closed loop.
The ambient/battery temperature above -7°C (20°F).
Altitude below 8500 ft.