The Fuel Pressure Sensor (FPS) is installed into the secondary fuel filter. The FPS is not used in all applications. The FPS sends an electrical signal to the ECM telling it what the engine fuel pressure is at any given speed.
The Fuel Pressure Sensor (FPS) is installed into the secondary fuel filter. The FPS is not used in all applications. The FPS sends an electrical signal to the ECM telling it what the engine fuel pressure is at any given speed.