Ford Mercury Villager 1997 Owner's Manual page 246

To use the hazard flasher:
1. Push the HAZARD switch; you will see the turn signal arrows
flash.
2. To stop the hazard flashers, push the HAZARD switch again.
Hazard flasher switch location
Fuel Pump Shut-Off Switch
If the engine cranks but does not start or if you have had a
collision, the fuel pump shut-off switch may have been triggered.
The shut-off switch is a device that stops the fuel pump when
your vehicle has been involved in a substantial jolt.
For information on how to check and reset the fuel pump
shut-off switch, see What to do if engine does not start in the Index.
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