When Monitored and Set Condition:
WARNING: This page is about a different car, the 2004 Dodge Pickup and 2004 Dodge Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
When Monitored: Any time the engine is running, and the adaptive numerator has been successfully updated.
Set Condition: When more than a 2% (2.5% LEV) misfire rate is measured during two trips, or with a 10% to 36% misfire rate during one trip. Three good trips to turn off the MIL.