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 ...

The oxygen sensors on your Toyota Celica help determine if the air-fuel ratio of the engine is rich or lean. This helps the electronic fuel injection adjust the mixture in real time and also reduce ...

Unscrewing a sensor and replacing it is pretty straightforward. You might need this special socket to clear the wires. Twelve years and more than 100,000 miles have passed under your trusty commuter ...