Ford Mercury Villager 1997 Owner's Manual page 267

Placing the jack
Do not jack on the running board.
To avoid injury, never run the engine with one wheel off
the ground, such as when changing a tire.
To lessen the risk of personal injury, do not put any part
of your body under the vehicle while changing a tire.
Do not start the engine when your vehicle is on the jack.
The jack is only meant for changing the tire.
Roadside Emergencies
WARNING
WARNING
WARNING
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