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 ...

The fuel and spark strategies for a supercharged street car are only as smart as the sensors feeding data to the ECM. Here’s what happens when a blown beast’s MAP sensor can’t keep up, and how to fix ...

What is a MAP sensor? How does a manifold absolute pressure sensor work? This video explains how a MAP sensors detect manifold pressure and use this information to determine how much fuel to inject ...