Oxygen Sensor Diagnosis If the fuel system is functioning correctly, the oxygen sensor voltage should fluctuate from above 800 mV to below 200 mV.
{"Image DocumentName": "Oxygen Sensor Diagnosis", "Image ImageDescription": "James Halderman. Oxygen Sensor Diagnosis. If the fuel system is functioning correctly, the oxygen sensor voltage should fluctuate from above 800 mV to below 200 mV. As the oxygen sensor degrades, the range narrows. A sensor should at least be capable of reading above 600 mV and go below 300 mV. Making Sense Out of Sensors.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}