Ford 2003 Mustang Workshop Manual page 150

SECTION 204-00: Suspension System — General Information
GENERAL PROCEDURES
Toe Adjustment —Rear
1. Loosen the nuts.
To prevent damage to the ball joints, hold the tie-rod ends while loosening the nuts.
2. Rotate the toe link to the correct toe setting.
3. Tighten the nuts.
To prevent damage to the ball joints, hold the tie-rod ends while tightening the nuts.
2003 Mustang Workshop Manual