With fuel prices rising, the need for accurate air/fuel mixture monitoring is more important than ever. The engine computer needs to know what the fuel mixture is with a high degree of precision so it ...

The O2 sensor is placed on the exhaust right before the cat. There is only one. You can find the connector that goes to the ECU right behind the bottom side panel that covers the frame, among other ...

This article applies to the Mercedes-Benz E-Class (2002-2009). The Mercedes-Benz E-Class oxygen sensor is the main component for the emission control system. When it's not working properly, the engine ...

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 ...