This could be referring to the ABS control module.
See "Related Questions" below for more
It is important to know where the fuses and relays are in a vehicle. The ABS relay in a 99 Ford Windstar is located in a fuse box under the hood.
The 2000 Ford Windstar ABS relay switch is located on the firewall in the engine compartment. The relay switch will be on the passenger side of the engine compartment.
On the Ford Windstar 2001 model, it is under the hood, next to the battery.
On a 1998 Ford Windstar : ( # 16 / 20 amp )
Anti lock ( antiskid ) braking system
See "Related Questions" below regarding ABS wheel sensors - including how to replace them.
From what I know your abs is what has the traction control built in, your abs controls your master cylinder, so if you are having a traction control problem you are going to want to replace your abs box not your master.
The fuse box diagram for a 1998 Ford Windstar van is located on the inside cover of the box cover. It can also be viewed within the service manual.
On a 2001 Ford Windstar : The Power Distribution Box is in the engine compartment , between the vehicle battery and the drivers side fender
The Power Distribution Box ( which is " live " ) is located in the engine compartment between the battery and the drivers side fender on a 2003 Ford Windstar
The fuse box on a 2000 Ford Windstar van is located on the right side of the engine compartment. A secondary fuse box can be found under the dash, near the hood release.
Pull the fuse. In 1996 Windstar, it's fuse #33