FORD 2014 Explorer v.2 - Manual (Page 72)

REPLACING A LOST KEY OR REMOTE CONTROL
You can purchase replacement or additional keys or remote controls from
an authorized dealer. A dealer can program the transmitters to your
vehicle or you may be able to program them yourself. See the Security
chapter for information on programming your transmitters.
70 Keys and Remote Control
2014 Explorer (exp)
Owners Guide gf, 2nd Printing, September 2013
USA (fus)