Possible Causes

WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

No fuel in the tank
Fuel gelled
Fuel quality
Aeration
Biodiesel-water separation, seal degradation, corrosion
Restricted fuel filters
Fuel supply line broken or crimped
Corrosion to fuel system components
Pickup tube screen in tank restricted