Ford 2003 Mustang Workshop Manual page 3376

the round terminal from the generator. Reversing this sequence may cause circuit failure
or arcing.
Remove the battery junction box nut and position the positive battery cable and generator B+
cable aside.
Vehicles with 3.8L and 4.6L 2V engines
6. Remove the cable harness front support bracket by removing the nut, and position the bracket
aside.
Vehicles with 4.6L 4V engines
7. Remove the nut and position the left upper battery cable bracket aside.
All vehicles
8. Raise and support the vehicle. For additional information, refer to
9. NOTE: 4.6L 4V shown; 3.8L and 4.6L 2V similar.
If equipped, remove the block heater plug from the block heater and the harness locators from
Section 100-02 .