Jump Starting Procedure; Removing The Jumper Cables - Ford 2010 Expedition Owner's Manual

Roadside Emergencies
WARNING: Do not connect the end of the second cable to the
negative (-) terminal of the battery to be jumped. A spark may
cause an explosion of the gases that surround the battery.
5. Ensure that the cables are clear of fan blades, belts, moving parts of
both engines, or any fuel delivery system parts.
Jump starting
1. Start the engine of the booster vehicle and run the engine at
moderately increased speed.
2. Start the engine of the disabled vehicle.
3. Once the disabled vehicle has been started, run both engines for an
additional three minutes before disconnecting the jumper cables.

Removing the jumper cables

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2010 Expedition (exd)
Owners Guide, 3rd Printing
USA (fus)