Understanding how oxygen sensors work will help you diagnose problems without having to rely completely on a repair shop. Oxygen sensors act as low-voltage producers, such as how a microphone uses ...

Understanding Oxygen Sensor Performance Though mechanically complex, these instruments are easy--and vital--to use. By Bob Henderson May 01, 2005 OXYGEN deficiency is one of the most common of all ...

Oxygen sensors are not among the maintenance items that need to be replaced regularly, so they typically are replaced only when they fail.

Problems with catalytic converters are one of the most common causes of check engine lights, but they’re extremely exp ...

When Should I Replace The O2 Sensor? The answer to this question is complex, as these sensors are not your standard maintenance items. No indicator lights on your dashboard or other means could hint ...