Fuel System Pressure Release
WARNING: This page is about a different car, the 2002 Ford ZX2, 2002 Ford Focus, and 2002 Ford Escort. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Always relieve fuel pressure before disconnecting any fuel injection related component. DO NOT allow fuel to contact engine or electrical components.
On Escort, remove fuel pump fuse, located in engine compartment fuse panel. On Focus, remove fuel pump (F12) fuse from battery junction box, located in left rear of engine compartment. On all vehicles, start engine and allow to run until it stalls. Attempt to restart engine twice to ensure fuel pressure is relieved. Reinstall fuel pump fuse.