Ford 2010 Explorer Sport Trac Owner's Manual page 219

Driving
• Make sure the gearshift is in P
(Park).
3. Turn the key to 3 (on) without
turning the key to 4 (start).
Some warning lights will briefly illuminate. See Warning lights and
chimes in the Instrument Cluster chapter for more information
regarding the warning lights.
219
2010 07+ Explorer Sport Trac (esp)
Owners Guide (own2002), 1st Printing
USA (fus)