mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Fuel Monitor or HO2S Repair Verification Drive Cycle|Page 2049 > < Engine Controls/Emissions - OBD II Diagnosis Aid|Page 2046
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Oxygen Sensor: Testing and Inspection
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.

Fuel Monitor or HO2S Repair Verification Drive Cycle|Page 2049 > < Engine Controls/Emissions - OBD II Diagnosis Aid|Page 2046