Monitors, Trips, Drive Cycles and Readiness Codes
DEFINITIONSOBDII/EURO III Trip - A vehicle start and drive cycle such that all once per trip diagnostic monitors have run.
Key Start - A vehicle start and run cycle of at least 20 seconds.
Warm-up Cycle - A vehicle start and run cycle such that the engine coolant must rise to at least 71 °C (160 °F) and must rise by at least 22 °C (40 °F)from initial start up. To count as a warm-up cycle, no DTC's may occur during the cycle.