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 and ...

Q:Hi James. I keep having an oxygen sensor fault code for a lean exhaust with my '97 Corvette. I've taken the vehicle to the dealer several times but the problem keeps recurring. I would like to try ...

Last month we fielded a question about a fault code a reader had been trying to repair for more than a year. To recap, the Corvette in question, a ’96 model, had a recurring P0171 code, or “System Too ...

Spread the love“`html When it comes to keeping your vehicle running smoothly, understanding your oxygen sensor is fundamental. This small but vital component plays a crucial role in your car’s ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

Stricter environmental controls and the requirement to create less pollution has led to far more complex automotive exhaust systems. One component of these systems is the oxygen sensor or Lambda ...

OXYGEN deficiency is one of the most common of all categories of atmospheric hazards. It stands to reason that the sensors used to measure oxygen concentration are one of the most widely used types of ...

Q: I took your advice and purchased a diagnostic scanner. I’ve been playing with it and trying to make sense of some of the things on the data list. I remember you saying that the “fuel trims” were a ...

Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

While O2 sensors have no fixed replacement schedule, your driving style and the health of other engine components can ...