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 ...

This article applies to the Porsche 911 993 (1993-1998). The oxygen sensor in your Porsche 993 plays a very important role in how your car operates. This little gadget can cause many headaches when it ...

The oxygen sensor plays a crucial role in determining the correct air-fuel mixture in your vehicle’s engine. Changing a worn-out or faulty oxygen sensor can lead to improved fuel efficiency and ...

This article applies to the Chevrolet Camaro and Pontiac Firebird (1990-2002). Have you noticed that your car is running less efficient? Does it occasionally misfire? Or does the exhaust pipe smell ...

This article applies to Mercedes-Benz E-Class AMG (2002-2009). Oxygen sensors are some of the most important components in modern fuel injection systems. The oxygen sensors located before the ...