Check the fuse for the wipers and replace the turn signal bulb.
There are 2 wiper motors on a Windstar: 1 for the front wipers and 1 for the rear.
According to the 2000 Ford Windstar Owner Guide : The front park / turn lamps take the ( 3157 NAK , amber bulb )
Multi functions switch is junk
Turn signal bulbs are in both front and rear of the vehicle.See "Related Questions" below for specific instructions for both fronts and rears.
Its possible the wiper motor is bad. It happens. It is located under the wipers in the engine compartment. You will have to remove the wipers, the big plastic piece, then metal piece under that. The wiper assembly is mounted to the underside of the metal piece. I had mine apart in about 20 minutes.
Turn signal 'what'?If bulbs, See "Related Questions" below for specific instructions for replacing front and rear bulbs, and fuse location.
That means either the Front or rear bulb is not working and needs to be replaced.
Windstar mini-vans are front wheel drive.
YES , the Ford Windstar is a front wheel drive vehicle
Start with checking the fuseMove on to checking the wiring going into the motor.And finally, you may end up with a new wiper motor.See "Related Questions" below for more
Since the turn signals are at both the front and rear of the vehicle, refer to the "Related Questions" below for instructions on both.
See "Related Questions" below for instructions for both front and rear turn signal light replacement.