High Pressure Fuel Injection Pump
WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
The high pressure fuel injection pump is gear driven by the camshaft gear and is located at the front of the engine. It increases the fuel pressure from approximately 414 kPa (70 psi) up to 200 MPa (29, 007 psi) and delivers it to the fuel rails.