Your automotive DIY guide to replacing your car's oxygen sensor.

Learn when TPMS sensor replacement is needed, how sensor modes work, and tips for troubleshooting signal issues in the shop.

There are two oxygen sensors on the majority of the vehicles, including the 2000 Toyota Celica - one before the catalytic converter and one after it.

Q. I am installing a wideband oxygen sensor and am curious about what A/F (air/fuel) ratios to aim for. Here is where I am stuck: I run a 20 percent blend of E85, and with the pump gas also with a ...

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.

There's a ton of freelance mechanics out there, including my brother that will gladly do what you need; simply replacing the bad Oxygen squared sensor.

How Much Does It Cost To Replace A TPMS Sensor? The cost of replacing TPMS sensors can vary greatly depending on several factors, including the type of vehicle, brand, and type of TPMS sensor, ...