Or, you can just replace your O2 sensor (s) at regular intervals, to try and prevent that minor drop in mpg sometimes caused by a "lazy" high-mileage sensor. Simple Replacement ...

When Should You Replace Your O2 Sensor? Oxygen sensors are not among the maintenance items that need to be replaced regularly, such as oil and air filters, so they typically are replaced only when ...

A failing O2 sensor can lead to a drastic drop off in fuel economy and performance. Here are our picks for the best oxygen sensor replacements for your car.

Replace both the upstream ones at the same time so the reading will be consistent. You can keep the downstream one on there. The only difference between the two is the length of the wire.<BR><BR ...

If you do attempt a DIY O2 sensor replacement, it's a smart idea to purchase a vehicle-specific repair manual, like those sold by Haynes and Chilton, to help walk you through the process.

Replacing a faulty oxygen sensor is the only viable solution to get your car running properly again. To this end, this article provides a step-by-step guide on how to replace a faulty oxygen sensor.

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