Catalyst Monitor Repair Verification Drive Mode
- Refer to and complete the Preparation before initiating the following repair verification steps.
- Start the engine and drive the vehicle for 25 minutes.
- Drive in stop-and-go traffic for 20 minutes, include six different constant speeds between 40-72 km/h (25 45 mph).
- Drive on expressway or highway for an additional 5 minutes.
- With the ignition key ON (vehicle at idle or engine off), check for Retrieve/Clear Continuous DTCs.