Ford P1105 OBD-II Trouble Code Definition: P1105 Manifold Absolute Pressure Sensor Malfunction P1105 Ford OBD-II Trouble CodeDescription: Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1105 OBD Code Description Manifold Absolute Pressure Sensor Malfunction is one of the definitions for the P1105; however your vehicle’s manufacturer may have a different definition for the […]