Set Condition
WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
The Powertrain Control Module (PCM) measures the variation between crankshaft position reference points. The measurements are compared to an ideal reference that is stored in the PCM. If the variation exceeds a calibrated percentage, a fault is stored. One Trip Fault. Three good trips to turn off the MIL.