Toe-In Adjustment (Rear)
WARNING: This page is about a different car, the 1997 Mercury Sable and 1997 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.
Loosen front lower control arm-to-body retaining bolt. Rotate adjusting cam to obtain correct toe-in. While holding adjusting cam, tighten rear adjusting cam attaching nut. See Fig 1.