Change the fuel filter.
There may be something blocking the trunk.
Ford cars have always had very poor tolerances, they are smokers. not very reliable at all.
Windex and a paper towel does.
my 2001 ford windstar wont shift out of first gear.
I replace engine but now it wont start.
Look under the hood behind the air filter.
The dims lights may not work on a Ford Focus if the switch is defective, the wiring is damaged, or the bulb has burnt out. If both bulbs are out, it is most likely within the wiring.
Does it have spark, fuel, compression?
check the microchip in the key if its missing or bad the truck wont start
the battery might be in upside down,i know as i now own a focus myself,and put batterys in wrong way.
Start by having the fuel filter changed.
Loose or corroded battery cables? Seized engine? Bad starter solenoid? Bad starter? Bad neutral or clutch safety switch?