2005 Mercury Mountaineer ECU

The remote entry system allows you
to lock or unlock all vehicle doors
and liftgate and open the liftgate
window without a key.
The remote entry lock/unlock feature operates in any ignition position.
The liftgate glass feature operates as long as the vehicle’s speed is less
than 3 mph (5 km/h). The panic feature operates with the key in the 1
(OFF/LOCK) or 2 (ACC) position.
If there is any potential remote keyless entry problem with your vehicle,
ensureALLremote entry transmitters are brought to the dealership, to
aid in troubleshooting.
Unlocking the doors
1. Pressand release to unlock the driver’s door.Note:The interior
lamps will illuminate.
2. Press
and release again within three seconds to unlock all the
doors.
The remote entry system activates the illuminated entry feature. This
feature turns on the interior lamps for 25 seconds or until the ignition is
turned to the 3 (ON) position. If the dome lamp control is in theoff
position the illuminated entry feature will not work.
The inside lights will not turn off if:
•they have been turned on using the dimmer control or
•any door is open.
The battery saver feature will turn off the interior lamps 30 minutes after
the ignition is turned to the 1 (OFF/LOCK) position.
Locking the doors/liftgate
1. Pressand release to lock all the doors and liftgate. The lamps will
flash.Note:If any door, the liftgate or the liftgate glass are not closed
properly, the lamps will not flash.
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
94

2. Pressand release again within three seconds to confirm that all the
doors are closed and locked.Note:The doors will lock again, the horn
will chirp and the lamps flash once.
Note:If any door, the liftgate or the liftgate glass are not closed
properly, the horn will make two quick chirps.
Opening the liftgate window
Press
to unlatch the liftgate window.
Sounding a panic alarm
Press
to activate the alarm. The horn will sound and the parklamps
will flash for a maximum of 3 minutes. Press again or turn the ignition to
the 3 (ON) position to deactivate, or wait for the alarm to timeout in 3
minutes.
Note:The panic alarm will only operate when the ignition is in the 1
(OFF/LOCK) or 2 (ACC) position.
Memory seats/adjustable pedals/easy entry-exit feature
(if equipped)
The remote entry system can also control the memory seat /adjustable
pedals/easy entry-exit feature.
Press
to automatically move the seat and adjustable pedals to the
desired memory position (the seat position corresponds to the
transmitter being used).
Activating the memory seat feature
To activate this feature:
1. Position the seat and adjustable pedals to the position desired.
2. Press the SET control on the
driver’s door panel.
3. Within 5 five seconds, press one
control on the remote transmitter
and then press the 1 or 2 control on
the driver’s door panel to which you
would like to associate with the seat
and Driver 1 or Driver 2 positions.
4. Repeat this procedure for another
remote transmitter if desired.
SE T
12
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
95

Deactivating the memory seat feature
To deactivate this feature:
1. Press the SET control on the driver’s door panel.
2. Within 5 five seconds, press any control on the remote transmitter
which you would like to deactivate and then press the SET control on
the driver’s door panel.
3. Repeat this procedure for another remote transmitter if desired.
Replacing the battery
The remote entry transmitter uses one coin type three-volt lithium
battery CR2032 or equivalent.
To replace the battery:
1. Twist a thin coin between the two
halves of the remote entry
transmitter near the key ring. DO
NOT TAKE THE RUBBER COVER
AND CIRCUIT BOARD OFF THE
FRONT HOUSING OF THE
REMOTE ENTRY TRANSMITTER.
2. Do not wipe off any grease on the
battery terminals on the back
surface of the circuit board.
3. Remove the old battery.Note:Please refer to local regulations when
disposing of transmitter batteries.
4. Insert the new battery. Refer to the diagram inside the remote entry
transmitter for the correct orientation of the battery. Press the battery
down to ensure that the battery is fully seated in the battery housing
cavity.
5. Snap the two halves back together.
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
96

Note:Replacement of the battery willnotcause the remote transmitter
to become deprogrammed from your vehicle. The remote transmitter
should operate normally after battery replacement.
Replacing lost remote entry transmitters
If you would like to have your remote entry transmitter reprogrammed
because you lost one, or would like to buy additional remote entry
transmitters, you can either reprogram them yourself, or takeall
remote entry transmittersto your authorized dealer for
reprogramming.
How to reprogram your remote entry transmitters
You must haveall remote entry transmitters(maximum of four)
available before beginning this procedure. If all remote entry transmitters
are not present during the programming procedure, the transmitters that
are not present during programming will no longer operate the vehicle.
To reprogram the remote entry
transmitters:
1. Ensure the vehicle is electronically unlocked.
2. Put the key in the ignition.
3. Turn the key from the 1 (OFF/LOCK) position to 3 (ON).
4. Cycle eight times rapidly (within 10 seconds) between the 1
(OFF/LOCK) position and 3 (ON).Note:The eighth turn must end in
the 3 (ON) position.
5. The doors will lock, then unlock, to confirm that the programming
mode has been activated.
6. Within 20 seconds press any button on the remote entry transmitter.
Note:If more than 20 seconds have passed you will need to start the
procedure over again.
7. The doors will lock, then unlock, to confirm that this remote entry
transmitter has been programmed.
8. Repeat Step 6 to program each additional remote entry transmitter.
4
3
2
1
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
97

9. Turn the ignition to the 1 (OFF/LOCK) position after you have
finished programming all of the remote entry transmitters.
10. The doors will lock, then unlock, to confirm that the programming
mode has been exited.
Illuminated entry
The interior lamps illuminate when the remote entry system is used to
unlock the door(s) or sound the personal alarm.
The illuminated entry system will turn off the interior lights if:
•the ignition is turned to the 3 (ON) position, or
•the remote transmitter lock control is pressed, or
•after 25 seconds of illumination.
The dome lamp control (if equipped) mustnotbe set to theoffposition
for the illuminated entry system to operate.
The inside lights will not turn off if:
•they have been turned on with the dimmer control, or
•any door is open.
The battery saver will shut off the interior lamps 10 minutes after the
ignition has been turned to the 1 (OFF/LOCK) position.
KEYLESS ENTRY SYSTEM (IF EQUIPPED)
You can use the keyless entry
keypad to:
•lock or unlock the doors without
using a key.
•open the liftgate window.
•activate or deactivate the
autolock feature.
The keypad can be operated with
the factory set 5–digit entry code;
this code is located on the owner’s
wallet card in the glove box, is
marked on the computer module,
and is available from your
authorized dealer. You can also
create your own 5–digit personal
entry code. In the event the wallet card is lost, the factory set code
cannot be reprogrammed.
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
98

When pressing the controls on the keypad, press the middle of the
controls to ensure a good activation.
Programming a personal entry code
To create your own personal entry code:
1. Enter the factory set code.
2. Within five seconds press the 1•2 on the keypad.
3. Enter your personal 5-digit code. Each number must be entered
within five seconds of each other.
4. The doors will again lock then unlock to confirm that your personal
keycode has been programmed to the module.
Tips:
•Do not set a code that uses five of the same number.
•Do not use five numbers in sequential order.
•The factory set code will work even if you have set your own personal
code.
•If you set a second personal code it will erase your first personal code.
Erasing personal code
1. Enter the factory set 5–digit code.
2. Within five seconds, press the 1•2 on the keypad and release.
3. Press and hold the 1•2 for two seconds. This must be done within
five seconds of completing Step 2.
Your personal code is now erased and only the factory set 5–digit code
will work.
Anti-scan feature
If the wrong code has been entered 7 times (35 consecutive button
presses), the keypad will go into an anti-scan mode. This mode disables
the keypad for one minute and the keypad lamp will flash.
The anti-scan feature will turn off after:
•one minute of keypad inactivity.
•pressing the UNLOCK
control on the remote entry transmitter.
•the ignition is turned to the 3 (ON) position.
Unlocking and locking the doors, liftgate and liftgate window using
keyless entry
To unlock the driver’s door,enter the factory set 5-digit code or your
personal code. Each number must be pressed within five seconds of each
other. The interior lamps will illuminate.
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
99

To unlock all doors and liftgate,press the 3•4 control within five
seconds.
To open the liftgate window,press the 5•6 control within five
seconds.
To lock all doors, liftgate and liftgate window,press the 7•8 and
the 9•0 at the same time.Note:The driver’s door must be closed. You
do notneed to enter the keypad code first.
Autolock
The autolock feature will lock all the doors, liftgate and liftgate window
when:
•all the doors, the liftgate and liftgate window are closed,
•the ignition is in the 3 (ON) position,
•you shift into any gear putting the vehicle in motion, and
•the brake pedal is released and the vehicle attains a speed greater
than 5 mph (8 km/h).
The autolock feature repeats when:
•any door, liftgate or liftgate window is opened then closed while the
ignition is in the 3 (ON) position, and
•you put the vehicle in motion by releasing the brake pedal and the
vehicle attains a speed greater than 5 mph (8 km/h).
Deactivating/activating autolock
Your vehicle comes with the autolock feature activated. There are four
methods to enable/disable this feature: One is through your dealer, the
second with a power door unlock/lock sequence, the third with the
keypad, and the fourth by using the message center (if equipped).
Before following the activation or deactivation procedures, make sure
that the anti-theft system is not armed, ignition is off, and all vehicle
doors, liftgate and liftgate window are closed.
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
100

Power door unlock/lock procedure
You must complete steps 1-5 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 to the 3 (ON)
position.
2. Press the power door unlock
control three times.
3. Turn the ignition from the 3 (ON) to the 1 (OFF/LOCK) position.
4. Press the power door unlock control three times.
5. Turn the ignition back to the 3 (ON) position. The horn will chirp.
6. Press the unlock control, then press the lock control. The horn will
chirp once if autolock was deactivated or twice (one short and one long
chirp) if autolock was activated.
7. Turn the ignition to the 1 (OFF/LOCK) position. The horn will chirp
once to confirm the procedure is complete.
Keyless entry key pad procedure
1. Turn the ignition to the 1 (OFF/LOCK) position.
2. Close all the doors, the liftgate and liftgate window.
3. Enter 5–digit entry code
4. Press and hold the 7•8. While holding the 7•8pressthe3•4.
5. Release the 3•4.
6. Release the 7•8.
The user should receive ahorn chirpto indicate the system has been
disabled or a chirp followed by a honk to indicate the system has been
enabled.
Message center procedure
For information on activating/deactivating the autolock feature using the
vehicle’s message center (if equipped), refer toMessage center
information in theDriver Controlschapter.
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
101