www.aa1car.com/library/map_sensors.htm AA1 Car: Manifold Absolute Pressure MAP Sensor AA1Car: Sensores de Presión Absoluta Manifold (MAP) http://www.aa1car.com/library/map_sensors.htm AA1 Car: Manifold Absolute Pressure MAP Sensor Manifold Absolute Pressure MAP Sensors Manifold absolute pressure map sensors - aa1car www.aa1car.com/library/map_sensors.htm EDIT: a good resource for information on MAP sensors