This little guy basically measures the pressure inside your intake manifold. Think of it like it’s reading how much air the engine is “breathing” in. It sends that pressure reading as a voltage signal to the engine’s computer – the ECU. The ECU then uses that information to figure out how much fuel to inject into the engine for the best possible combustion. It’s a pretty key part of the fuel injection system. It works alongside other sensors, like the mass airflow sensor, to give the computer a complete picture of how the engine is running. It's involved in things like idle speed control, fuel mixture adjustments, and overall engine timing. It really helps the engine run efficiently and smoothly. Modern engines rely heavily on these kinds of sensors for everything from performance to emissions. If this sensor goes bad, you’ll notice if you're getting poor fuel economy, a rough idle, or even the engine stalling. It can also throw a check engine light, naturally. It acts like a shield, protecting your engine from running too lean or too rich, both of which can cause damage over time. Getting a failing MAP sensor sorted out prevents bigger, more expensive problems. We have a good selection of these at Fixparts Online, and they’re usually a pretty straightforward swap, but if you’re not comfortable doing it yourself, it’s best to take it to a mechanic. Buy risk-free: Manifold Absolute Pressure Sensor (MPN 171781) is covered by a 3 year manufacturer guarantee!

About Febi

Febi is a well-regarded German brand in the aftermarket sector, known for its extensive range of reliable spare parts. Based in Germany, Febi consistently delivers high-quality components that ensure optimal vehicle performance.

Why Choose Febi?

• Febi parts are made to the same standards as original equipment, so you get reliable quality. • We offer a huge range of parts – from engine components to wear-and-tear items – covering many vehicle makes and models. • Febi has been a trusted name in the automotive industry for over 70 years, so you’re choosing a brand with a long history of performance. • You get a great balance of quality and price, meaning you don’t have to break the bank to keep your vehicle running smoothly. Febi delivers excellence, FixParts Online delivers to your door.