2009 Mercury Mariner Owner's Manual - Page 92

Locks and Security Locking the doors 1. Press and release to lock all the doors. Assuming all vehicle doors and the liftgate are properly closed, the park/turn lamps will flash once. and release again within three seconds to confirm that all the 2. Press doors and liftgate are closed and locked. Note: The doors will lock again and the horn will chirp once. If any of the doors or the liftgate are not properly closed, the horn will control is chirp twice and park/turn lamps will not flash when the pressed. Opening the liftgate glass (if equipped) Press twice within three seconds to open the liftgate glass. Car finder twice within three seconds. The horn will chirp and the turn Press lamps will flash. It is recommended that this method be used to locate your vehicle, rather than using the panic alarm. Sounding a panic alarm to activate the alarm. To deactivate the feature, press the Press control again, turn the ignition to the on or start position, or wait for the alarm to time out in approximately three minutes. Note: The panic alarm will only operate when the ignition is in the off position. Replacing the battery The Integrated Keyhead Transmitter uses one coin type three-volt lithium battery CR2032 or equivalent. 92 2009 Mariner (mrn) Owners Guide, 2nd Printing USA (fus)