The oxygen sensor is a heat-activated sensor downstream in the exhaust system that monitors the air/fuel ratio via a chemical reaction with the exhaust gasses. In dumbed-down parlance, the O2 ...

What Can Happen If You Drive With A Bad O2 Sensor? Your car will still run with bad O2 sensors, but that doesn't mean it's a good idea to drive your vehicle in that state.

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 ...

The fault code on oxygen sensors is one of the most time-consuming fault codes to diagnose. So take your time and don't get discouraged.

A look at what Bosch has done with the oxygen sensor. Find all the details inside Popular Hot Rodding Magazine.

There are two ways to deal with a bad MAF sensor: clean it or replace it. Both of these jobs are pretty easy, but they require some mechanical know-how and a handful of basic tools.

Finally, a bad O2 sensor can have other consequences also. Besides potentially causing damage to your vehicle, you'll also probably fail an emissions test if you have a faulty O2 sensor.