
On average, a quality O2 sensor will set you back about $175, but the cost of labor will vary greatly depending on the vehicle’s make and model, as well as your geographical location. It may also cause a car to fail an emissions test. In the long run, a bad O2 sensor can damage components like spark plugs and the catalytic converter.

An engine will keep running even if an O2 sensor needs to be replaced, but it will burn more fuel than usual. It sends data to the vehicle’s computer, which uses it to regulate the mixture of air and fuel that enters the cylinders. The oxygen sensor (sometimes called an O2 sensor) measures the amount of unburnt oxygen in a car’s exhaust system. Oxygen sensor failure Ruslan Kudrin/123rf

Want to join the Android Army? Here are all the cars with Android Auto
