Description - SRT
WARNING: This page is about a different car, the 2006 Chrysler Crossfire. However, it is still accessible from the selected car via links, so may be relevant.
The Manifold Absolute Pressure (MAP) Sensor is mounted in the Charge Air Cooler below the Throttle Body. The sensor allows the PCM to monitor air pressure within the intake manifold. The sensor is used to measure both vacuum and positive pressure (supercharger).