Ford Mercury Villager 1997 Owner's Manual page 215

Once the shut-off switch is activated, you must reset the switch
by hand before you can start your vehicle.
The fuel pump shut-off switch reset button is located below the
hood release handle.
Fuel pump shut-off switch reset button location
If you see or smell fuel, do not reset the switch or try to
start your vehicle. Have all the passengers get out of the
vehicle and call the local fire department or a towing
service.
If your engine cranks, but does not start after a collision:
1. Turn the key in the ignition to the OFF position.
2. Check under the vehicle for leaking fuel.
3. If you do not see or smell fuel, push the fuel pump shut-off
reset button down. If the red button is already set, you may
have a different mechanical or electrical problem.
4. Turn the ignition key to the ON position for a few seconds,
then turn it to the OFF position.
WARNING
Starting
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