Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Jeep >> 1993 >> Grand Cherokee Base, 5.2 Y, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation - 5.2L >> Computerized Engine Controls >> Input Devices >> Manifold Absolute Pressure (MAP) Sensor

Manifold Absolute Pressure (MAP) Sensor

The MAP sensor monitors manifold vacuum. Sensor transmits information on manifold vacuum and barometric pressure to PCM. MAP sensor information is used with information from other sensors to adjust air/fuel mixture.