1997 Mercury Mountaineer Owner's Manual - Page 53

Controls and features Additional transmitters can be ordered from your dealer. Unlocking the doors with the remote entry system Press UNLOCK button to unlock driver door. The interior lamps will illuminate. Press UNLOCK a second time within 5 seconds to unlock all doors and liftgate. LO CK U LO N CK PA NIC Locking the doors with the remote entry system Press the LOCK button to lock all doors and liftgate. Press the LOCK button a second time within 5 seconds to confirm that all doors and liftgate are locked. The doors will lock again, the horn will chirp, and the lamps will flash. This will arm your anti-theft system. If the horn chirps twice, a door is still ajar and the anti-theft system will not arm. See Anti-theft system for more details. Remote entry personal alarm The remote entry personal alarm feature allows you to activate the alarm. When activated, the horn will honk and the lights will flash. LO CK U LO N CK PA NIC 53