A knock sensor is an engine management component in modern internal combustion engines. It is designed to detect the sound of knocking or pinging in the engine, indicating an engine problem such as ...

Modern vehicles rely on a massive amount of electrical systems, sensors, and control modules to keep the wheels turning. Some of those devices are well-known, like your car's main computer or engine ...

I'd expect to pay £350-£450 at a dealer. However, given the car is 10+ years old, I'd recommend using a local independent Mercedes-Benz specialist (you'll pay £100 less). I have a 2015 Mercedes E350 ...