When was the last time you thought about your vehicle's often overlooked parts, like the O2 sensor? The truth is that the O2 sensor serves a very important purpose and it can go bad, which means you ...

The Oxygen Sensor (O2 sensor) is the "nose" of your engine’s computer. Positioned in your exhaust system, it constantly ...

The "Check Engine" light is the most feared dashboard notification, but for the Oxygen (O2) sensor, it is a lagging indicator ...

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 ...

When we got the invitation to tour Bosch's oxygen sensor plant in Anderson, South Carolina, it had all the allure of eating a sand sandwich. Let's face it, oxygen sensors aren't the most glamorous ...