Replacing a faulty oxygen sensor is the only viable solution to get your car running properly again. To this end, this article provides a step-by-step guide on how to replace a faulty oxygen sensor.

Every O2 sensor works by comparing exhaust gas to outside air—the difference in oxygen levels creates a voltage that's read by the car's computer.

Your vehicle's O2 sensor plays a significant role in its performance and if it's faulty, it's not something you should ignore. Here's what you need to know.

While oxygen sensors can faithfully diagnose improper engine operation, failed sensors are themselves among the most common causes of check engine light illumination.

Check out a little history on the oxygen sensor. Boring? Far from it - European Car Magazine ...

Diagnostics An oxygen sensor that’s going bad or has failed altogether won’t always throw a check engine light or trip a diagnostic trouble code. Sometimes if there’s an internal problem ...

Hello. I've had an ongoing problem with my 2008 Corvette for over a year. I have reoccurring fault codes of P0171 and P0174, fuel trim lean on bank one and two. I have had the car to four shops ...