Operation CHARM: Car repair manuals for everyone.

Fuel Monitor or HO2S Repair Verification Drive Cycle

1. Complete OBD II Vehicle Prep&ation
2. Start the engine and drive the vehicle for 7 minutes.
(1). Drive in stop and go traffic for 6 minutes, including one idle.
(2). Accelerate to 45 mph (72 km/h). Maintain speed for 1 minute.

3. Rerun Continuous Memory, KOEO and KOER self-tests.