When Monitored

WARNING: This page is about a different car, the 2019 RAM 3500 HD and 2019 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:

The PM Sensor regeneration event has ended and transition into measurement mode. A regeneration event will occur when the Exhaust Gas Temperature Sensor 1/5 reading goes above a calibrated value and there are no other PM Sensor related DTCs. The ambient air temperature must also be above -6.7°C (20°F). A steady state drive cycle will run this Diagnostic.