The Oxygen Sensor (O2 sensor) is the "nose" of your engine’s computer. Positioned in your exhaust system, it constantly "smells" the exhaust gases to determine if the engine is burning fuel ...

The catalytic converter in your car's exhaust system has a complex emissions-related job to perform. Placed between the engine and the muffler, it reduces the amounts of the three primary pollutants ...

Why Replace A Faulty Oxygen Sensor? A faulty sensor cannot transmit accurate data to the car's computer, causing the engine to run unbalanced. An unbalanced engine either burns fuel with too much or ...

We may receive a commission on purchases made from links. Modern cars are designed to be more efficient and eco-friendly than ever. Automakers build vehicles with a wealth of advanced features to not ...

Replacing a faulty oxygen sensor typically costs between $200 and $500, depending on your vehicle type, sensor location and whether you choose DIY or professional installation. Replacing an oxygen (O2 ...