4. Rotate the bulb socket
counterclockwise and remove from
lamp assembly.
5. Carefully pull bulb straight out of
the socket and push in the new
bulb.
6. To install, reverse the order of
the removal procedure.
Note:The parking lamp/turn signal bulbs should not be removed from
the lamp until just before a replacement bulb is installed. Removing the
bulb for an extended period of time may affect headlamp bulb
performance. Contaminants may enter the headlamp where they can
settle on the lens and reflector. Never turn the lamps on with the bulb
removed.
Replacing tail lamp/brake/turn lamp bulbs
The tail lamp, the brake lamp and the turn signal lamp bulbs are located
in the tail lamp assembly. Follow the same steps to replace either bulb.
1. Make sure headlamp switch is in
OFF position, then open the trunk
and remove plastic retainer to
expose the lamp assembly hardware.
2. Carefully pull the carpet away to
expose the plastic retainer.
3. Remove three nut and washer
assemblies and the lamp assembly
from the vehicle.
4. Remove the bulb socket by
rotating it counterclockwise, then
pulling it out of the lamp assembly.
2006 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA(fus)
Lights
49
5. Pull the bulb from the socket and
push in the new bulb.
6. Install the bulb socket into the
lamp assembly by rotating it
clockwise.
7. Install the lamp assembly on the
vehicle with three nut and washer
assemblies ensuring the washers on
the nuts are flush with the body to prevent water from entering the
trunk.
8. Install the plastic retainer and carefully push the carpet back in to
place.
Replacing license plate lamp bulbs
1. Make sure headlamp switch is in
OFF position, then remove two
screws, grommets and the license
plate lamp assembly from the trunk
lid.
2. Carefully pull the bulb from the
socket and push in the new bulb.
3. Install the lamp assembly on
trunk lid with two grommets,
ensuring the grommets are pushed
all the way in to the trunk lid and secure with two screws.
Replacing backup lamp bulbs
1. Make sure headlamp switch is in
OFF position, then open trunk and
remove bulb socket from the trunk
lid by turning counterclockwise.
2. Pull the bulb straight out of the
socket and push in the new bulb.
3. Install the bulb socket in trunk lid
by turning clockwise.
2006 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA(fus)
Lights
50
•They will not reappear until an ignition OFF-ON cycle has been
completed.
This acts as a reminder that these warning conditions still exist within
the vehicle.
Warning display Status
Door Ajar Warning cannot be reset
Coolant over temperature Warning returns after 10 minutes
Powertrain malfunction
Check fuel cap
Check air suspension
Low fuel
Overdrive ON/OFF Warning returns after the ignition key
is turned from OFF to ON.
Trunk ajar
Check compass module
Low washer fluid
Change engine oil
DOOR AJAR.Displayed when a door is not completely closed.
POWERTRAIN MALFUNCTION.Displayed when the powertrain is not
operating properly. If the warning stays on or continues to come on,
contact your authorized dealer as soon as possible.
COOLANT OVER TEMPERATURE.Displayed when the engine
coolant is overheating. Stop the vehicle as soon as safely possible, turn
off the engine and let it cool. Check the coolant and coolant level. Refer
toEngine coolantin theMaintenance and Specificationschapter. If
the warning stays on or continues to come on, contact your authorized
dealer as soon as possible.
Never remove the coolant reservoir cap while the engine is
running or hot.
CHECK FUEL CAP.Displayed when the fuel filler cap is not properly
installed. Check the fuel filler cap for proper installation. Refer toFuel
filler capin theMaintenance and Specificationschapter.
CHECK AIR SUSPENSION.Displayed when the air suspension system
is not operating properly. If this message is displayed while driving, pull
off the road as soon as safely possible. For more information, refer toAir
suspensionin theDrivingchapter.
2006 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA(fus)
Driver Controls
80
LOW FUEL.Displayed as an early reminder of a low fuel condition.
Warning message can be reset by pressing the RESET button, but will
return after 10 minutes. If any other button is pressed besides RESET,
the message ’’PRESS RESET TO CLEAR’’ will appear in the Message
Center. Once this message disappears (after approximately 2 seconds),
press RESET to clear the warning.
TRUNK AJAR.Displayed when the trunk is not completely closed.
OVERDRIVE ON/OFF.Displayed when the overdrive is enabled or
disabled.
CHECK COMPASS MODULE.Displayed when the compass is not
operating properly. If the warning stays on or continues to come on,
contact your authorized dealer as soon as possible.
LOW WASHER FLUID.Indicates the washer fluid reservoir is less than
one quarter full. Check the washer fluid level. Refer toWindshield
washer fluidin theMaintenance and Specificationschapter.
CHANGE ENGINE OIL.Displayed when the engine oil life remaining is
5 percent or less. When oil life left is between 5% and 0%, the CHANGE
OIL SOON message will be displayed. When oil life left reaches 0%, the
OIL CHANGE REQUIRED message will be displayed.
An oil change is required whenever indicated by the message center and
according to the recommended maintenance schedule. USE ONLY
RECOMMENDED ENGINE OILS.
To reset the oil monitoring system to 100% after each oil change
[approximately 5,000 miles (8,000 km) or 180 days] perform the
following:
1. Press and hold the RESET
control for 2 seconds and release.
Oil life is set to 100% and “OIL LIFE
XXX% HOLD RESET IF NEW OIL”
is displayed.
2006 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA(fus)
Driver Controls
81
2. Press and hold the RESET
control for 3 seconds and release.
Oil life is set to 100% and “OIL LIFE
START VALUE SET TO XXX%” is
displayed.
INTERIOR TRUNK CONTROL
The remote trunk release control is
located on the driver’s door trim
panel and can be operated at any
time.
You can render the switch
inoperable by locking the button
with your master key.
If equipped with a perimeter alarm system, the remote trunk release
control and power door locks will be disabled when the vehicle perimeter
alarm system is armed. This control will not work until the vehicle
perimeter alarm system is disarmed. Refer toPerimeter Alarm System
in theLocks and Securitychapter.
POSITIVE RETENTION FLOOR MAT
Do not install additional floor mats on top of the factory installed
floor mats as they may interfere with the accelerator or the
brake pedals.
Position the driver floor mat so that
the eyelet is over the pointed end of
the retention post and rotate
forward to lock in. Make sure that
the mat does not interfere with the
operation of the accelerator or the
brake pedal. To remove the floor
mat, reverse the installation procedure.
2006 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA(fus)
Driver Controls
82
KEYS
The vehicle is equipped with a master (black) key and valet (gray) key
lock system.
•The master key will access the vehicle’s doors, trunk, glove box,
ignition and remote trunk release.
•The valet key will access doors and ignition only.
Before using the valet key with an attendant, lock the interior trunk
control to disable the interior trunk control located on the drivers door,
then lock the glove compartment with your master key. Do not hand
over the remote entry transmitter or the master key to the valet
attendant. For more information, refer toInterior trunk controlin the
Driver Controlschapter.
POWER DOOR LOCKS
Power door trim switch inhibit
This feature disables the power door locks and trunk interior release
switches if all doors are closed and the perimeter alarm becomes armed.
Once the power door trim switches are disabled, they can only become
active when perimeter alarm is disarmed.
Press control to unlock all vehicle
doors.
Press control to lock all vehicle
doors.
Smart locks (if equipped)
With the key in any ignition position, and either the driver’s or
passenger’s door open, the doors cannot be locked using the power door
lock switches.
2006 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
83
To open the luggage compartment
door (lid) from within the luggage
compartment, pull the illuminated
“T” shaped handle and push up on
the trunk lid. The handle is
composed of a material that will
glow for hours in darkness following
brief exposure to ambient light.
The “T” shaped handle will be
located either on the luggage
compartment door (lid) or inside
the luggage compartment near the
tail lamps.
Keep vehicle doors and
luggage compartment
locked and keep keys and remote
transmitters out of a child’s reach.
Unsupervised children could lock
themselves in the trunk and risk
injury. Children should be taught
not to play in vehicles.
On hot days, the temperature in the trunk or vehicle interior can
rise very quickly. Exposure of people or animals to these high
temperatures for even a short time can cause death or serious
heat-related injuries, including brain damage. Small children are
particularly at risk.
2006 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
85
Locking the doors
Pressonce to lock all the doors. The doors will lock upon first press.
Press
again within three seconds to receive confirmation that the
vehicle was successfully locked.Note:If all vehicle doors are closed
upon the second press of the
, the horn will chirp once and the
parklamps/taillamps will flash once to confirm the successful locking.
Upon the second press of the
, if any door is not securely closed the
horn will chirp twice to warn that successfully locking was not complete.
The park/taillamps will NOT flash if any door is ajar.
Opening the trunk
Pressonce to open the trunk.
•Ensure that the trunk is closed and latched before driving your
vehicle. Failure to properly latch the trunk may cause objects to fall
out or block the driver’s rear view.
This feature will not work with a vehicle speed greater than 3 mph
(5 km/h) if the ignition is in the 2 (ACCESSORY) or 3 (ON) position.
Sounding a panic alarm
Press
on the remote transmitter to activate the alarm.Note:The
panic alarm only works with the ignition in the 1 (OFF/LOCK) position.
Press
a second time to deactivate the alarm. You may also deactivate
the alarm by turning the ignition to the 2 (ACCESSORY) or 3 (ON)
position.
Replacing the battery
The remote entry transmitter uses one coin type three-volt lithium
battery CR2032 or equivalent.
2006 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA(fus)
Locks and Security
87