Ford 2004 Expedition Owner's Manual page 273

Roadside Emergencies
4. Remove the jumper cable from the positive (+) terminal of the
disabled vehicle's battery.
After the disabled vehicle has been started and the jumper cables
removed, allow it to idle for several minutes so the engine computer can
relearn its idle conditions.
273
2004 Expedition (exd)
Owners Guide (post-2002-fmt)
USA English (fus)