Catalyst Monitor Repair Verification Drive Cycle
WARNING: This page is about a different car, the 1998 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
Ambient air temperature or IAT PID must read a minimum of 32°F (0°C) to initiate catalyst monitor. Perform VEHICLE PREPARATION . Drive vehicle in stop and go traffic for 20 minutes. Include 6 different constant speeds between 25-45 MPH. Drive on expressway or freeway for an additional 5 minutes. Repeat QUICK TEST .