Try changing the fuel filter.
Dirty fuel filter will do that. Defective "kill" switch.
Ford f350 super duty shut off and lose power while driving
Crank trigger
Trucks need gas.
I means you need to get a new car those are outdated
car starts but shut off while driving
If a 2002 Ford Focus shuts off after driving only 30 minutes, there is a problem with the car's computer. The computer is telling the car to shut off because of a buildup of heat in the motor or an electrical problem.
Out of gas
If you lost power while driving it could be the alternator. Its not charging your batter anymore
According to the 2006 Ford Focus Owner Guide : The fuel pump shut off switch ( inertia switch ) is in the front passenger foot well , behind the kick panel access cover * but the drawing in the Owner Guide shows there is an access hole
The fuel pump shut off switch ( inertia switch ) is in the front passengerfootwell behind the kick panel ( there is an access hole ) on a 2001 Ford Focus
On a 2006 Ford Focus : The fuel pump shut off switch ( inertia switch ) is located in the front passenger's footwell behind the kick panel ( there is an access hole )