Changing fuses is not a hard task. Make sure the car is off, disconnect the battery if need be, remove the correct fuse, and push a new fuse in its place.
It is under the black plastic trim plate under the windshield wipers.
Wipers normally use a breaker, not a fuse.
You probably have shorted wires inside the combo switch. The assembly will need to be replaced.
To fix the windshield wipers on a 1993 Mercury Villager, first check the fuse and replace it if it's blown. If the fuse is intact, inspect the wiper motor and linkage for any signs of damage or corrosion. You may need to remove the wiper arms and the cowl cover to access these parts. If the motor is faulty, replace it; otherwise, ensure all connections are secure and lubricate any moving parts.
Change the wiper blades.
In a 2001 Mercury Cougar, the fuse for the windshield wipers is located in the fuse box, which is typically found under the dashboard on the driver's side. You will need to remove the fuse box cover to access the fuses. Look for the fuse labeled for the windshield wipers; it is usually a 30-amp fuse. If the wipers are not functioning, check this fuse for any signs of damage or a blown filament.
Windshield wipers don't work
The front wiper arms on a 1997 Mercury Villager clip off once they are bent backwards. To install the new wipers simply slide them into the clip.
Because they broke yo!
Why are there windshield wipers inside the car?
Changing windshield wipers is not a difficult task. Most replacement windshield wipers come with instructions and it's usually as simple as removing the old wiper and inserting the new one.
Replace the windshield wipers.