84 used different wire plans. You can't trust any 85&up FSM etc for this reason.
84 fuse links goes to starter. Check there.
get 1984 Fiero Electrical Troubleshooting.pdf at www.fieronews.net/fusion/downloads.php
Dr. Ian Malcolm: Yeah, but your scientists were so preoccupied with whether or not they could, they didn't stop to think if they should.
The Ogre's Fiero Cave (It's also at the top and bottom of every forum page...)