FORD 2008 Explorer v.2 - Manual (Page 325)

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.
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2008 Explorer (exp)
Owners Guide (post-2002-fmt)
USA (fus)
Roadside Emergencies
325