1998 Mercury Mountaineer Owner Guide 1st Printing - Page 51

Controls and features that the anti-theft system is not armed, the ignition is OFF and all vehicle doors and liftgate window are closed. 1. Enter the 5 digit entry code. 2. Press and release the 3/4 control while holding the 7/8 control. 3. Release the 7/8 control. The horn will chirp once if autolock was deactivated or twice (one short and one long chirp) if autolock was activated. To reactivate autolock, repeat steps 1 through 4. Autolock can also be activated or deactivated using the following procedure: You must complete steps 1 through 5 within 30 seconds or the procedure will have to be repeated. If the procedure needs to be repeated, you must wait 30 seconds. 1. Turn the ignition key to ON. 2. Press the power door unlock control three times. 3. Turn the ignition key from ON to OFF. 4. Press the power door unlock control three times. 5. Turn the ignition key back to ON. The doors will lock and unlock. 1 2 3 4 5 6 7 8 9 0 51