2002 taurus not firing

It could be the little grey box at the very front of the hump in the floor, close to the firewall and under the heater plenum. Or it could be the EEC module that is on the engine side of the firewall at top not centered but off to the passenger side a bit. There will be a wiring harness connection with a bolt through it. Check the auto salvages there find out which ones will work in your car. Even though the ECC could be not the same numbers and letters, but will work just fine. Check inertia switch as well, it is located on the right trunk side behind the panel. It might have been tripped which would keep the fuel pump from working.