Optima V6-2.7L VIN 8 (2006)
Manifold Pressure/Vacuum Sensor: Description and Operation
MANIFOLD ABSOLUTE PRESSURE SENSOR (MAP) SENSOR
The manifold differential pressure (MAP) sensor converts intake manifold pressure into a voltage signal. The engine control module (ECM) uses this
signal to determine the condition of the exhaust gas recirculation (EGR).
