The manifold absolute pressure sensor reads the amount of pressure or vacuum (also called “engine load”) in the intake manifold, where outside air is divvied up in proper amounts and ...

Learn more on what a Map Sensor is and it’s failing symptoms. Our team of experts put together a guide on everything you need to know about map sensors.

All fuel-injected Jeeps use a MAP (manifold absolute pressure) sensor to determine how much fuel the engine requires. The MAP sensor monitors engine manifold vacuum and translates that reading ...