O2 Downstream and Upstream Sensors: Can You Drive Without It? [Explained]

Can you drive without a downstream o2 sensor?

A car’s exhaust system is designed to meet emissions requirements by burning fuel more efficiently. Sensors are used to measure the car’s emissions. The downstream and upstream o2 sensors , for example, tell your vehicle when it needs a tune-up or new catalytic converter so that it can be compliant with EPA guidelines. In this post … Read more