ADS77206 Blue Print Knock Sensor

This little guy listens for engine knock – that's a pinging or rattling sound, almost like marbles inside the engine. It's a vibration sensor, really. It picks up those specific frequencies that indicate the fuel – air mixture is detonating instead of burning smoothly. It then sends a signal to the engine control unit, your car's computer. The computer uses that signal to adjust the ignition timing – when the spark plugs fire. Basically, it retards the timing a bit. Think of it like this: if the engine is starting to knock, the computer wants to slow things down a little to prevent damage. It's a crucial part of keeping everything running efficiently and preventing serious problems. It's a feedback system; the sensor tells the computer what’s happening, and the computer makes adjustments. It’s really important because uncontrolled engine knock can destroy an engine pretty quickly. It's like hitting your engine with a hammer repeatedly. The knock sensor acts like a shield, preventing that damage by telling the computer to adjust. If it fails, the engine could run lean and overheat, or experience significant internal wear. You’ll notice if a knock sensor goes bad usually through a check engine light, possibly accompanied by reduced power or poor fuel economy. Sometimes, you might actually hear the knocking sound itself, especially under load or acceleration. You can find these pretty easily online, places like Fixparts Online carry them, but it’s best to get it diagnosed properly first to make sure that is the issue. Better than the rest: Knock Sensor (MPN ADS77206) includes a 12-month warranty!

About Blue Print

Blue Print is a leading provider of precision replacement parts from Germany, ensuring quality and exact fit for various vehicles. Based in Germany, Blue Print emphasizes innovation and superior craftsmanship.

Why Choose Blue Print?

• We offer a huge range of parts for lots of different car makes and models – meaning we likely have what you need. • Blue Print parts are made to the same quality as original parts, so you can be confident they'll fit and last. • We're known for being reliable and having parts in stock, getting you back on the road quickly. • Our parts are priced fairly, giving you great value for money without compromising on quality. FixParts Online – Your Trusted Source for Quality Blue Print Auto Parts.