9-3 Viggen Coupe (9400) L4-2.3L Turbo (B235) HO (1999)
Manifold Absolute Pressure Sensor: Description and Operation
Trionic T7, 4-Cyl
Manifold Absolute Pressure Sensor (431)
Pressure given in kPa refers to absolute pressure, i.e. 100 kPa represents atmospheric pressure at sea level.
When checking the pressure sensor with a pressure/vacuum pump, slightly lower voltages may be obtained at high altitudes.
Manifold Absolute Pressure Sensor