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Replacing headlamp bulbs
1. Make sure that the headlamp control is in the OFF position.
2. Open the hood.
3. Reach over the front bolster.
4. Remove the bulb by turning it
counterclockwise and then pulling it
straight out.
5. Disconnect the electrical
connector from the bulb.
Handle a halogen headlamp
bulb carefully and keep out
of children’s reach. Grasp the bulb
only by its plastic base and do not
touch the glass. The oil from your
hand could cause the bulb to
break the next time the
headlamps are operated.
6. Connect the electrical connector on the new bulb.
7. Insert the glass end of the new bulb into the headlamp assembly.
When the grooves in the plastic base are aligned, turn the new bulb
clockwise to install.
Replacing front parking lamp/turn signal/sidemarker bulbs
For bulb replacement, see your authorized dealer.
2008 Mariner(mrn)
Owners Guide (post-2002-fmt)
USA(fus)
Lights
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Page 49 of 304

Replacing sidemarker bulbs
1. Make sure the headlamp switch is
turned to the OFF position.
2. Push the lamp rearward and pull
the front edge of the lamp outward
to remove it from the fender.
3. Rotate the bulb socket
counterclockwise, replace the bulb
and reinstall the bulb socket.
4. To reinstall the lamp, place the
front edge of the lamp in the hole
and push the lamp inward to lock it in place.
Replacing tail/stop/turn/backup lamp bulbs
The tail/stop/turn/sidemarker/backup lamp bulbs are located in the same
portion of the tail lamp assembly, one just below the other. Follow the
same steps to replace either bulb:
1. Make sure the headlamp switch is
in the OFF position and then open
the liftgate to expose the lamp
assembly screws.
2. Remove the two screws from the
lamp assembly.
3. Carefully remove the lamp
assembly away from the vehicle by
pulling the assembly straight out to
expose the bulb socket. DO NOT
TIP THE LAMP ASSEMBLY SIDEWAYS.
4. Rotate the bulb socket counterclockwise and remove from lamp
assembly.
5. Pull bulb straight out of socket and push in the new bulb.
6. Install the bulb socket into the lamp assembly and rotate clockwise.
7. Carefully install the tail lamp assembly on the vehicle and secure with
two screws.
2008 Mariner(mrn)
Owners Guide (post-2002-fmt)
USA(fus)
Lights
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Page 50 of 304
Replacing license plate lamp bulbs
1. Make sure the headlamp switch is
in the OFF position.
2. Depress the lever and carefully
pry the license plate lamp assembly
(located above the license plate)
from the liftgate.
3. Rotate the bulb socket
counterclockwise and remove from
lamp assembly.
4. Pull bulb straight out of socket
and push in the new bulb.
5. Install the bulb socket into the
lamp assembly and rotate clockwise.
6. To install, carefully press the
lamp assembly into liftgate.
Replacing high-mount brake lamp bulbs
1. Remove the two screws and move
the lamp assembly away from the
liftgate.
2. Remove the bulb holder from the
lamp assembly by depressing the
snaps.
2008 Mariner(mrn)
Owners Guide (post-2002-fmt)
USA(fus)
Lights
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Page 70 of 304

Units (English/Metric)
1. Select this function from the
SETUP menu for the current units
to be displayed.
2. Press the RESET control to
change from English to Metric.
Autolamp delay
This feature keeps your headlights on for up to three minutes after the
ignition is switched off.
1. To disable/enable the autolamp
delay feature, select this function
from the SETUP control for the
current display mode.
2. Press the RESET control to select
the new Autolamp delay values of 0, 10, 20, 30, 60, 90, 120 or 180
seconds.
Autolock
This feature automatically locks all vehicle doors when the vehicle is
shifted into any gear, putting the vehicle in motion.
1. To disable/enable the autolock
feature, select this function from the
SETUP control for the current
display mode.
2. Press the RESET control to turn
the autolock ON or OFF.
Autounlock
This feature automatically unlocks all vehicle doors when the driver’s
door is opened within 10 minutes of the ignition being turned off.
1. To disable/enable the autounlock
feature, select this function from the
SETUP control for the current
display mode.
2. Press the RESET control switch
to turn the autounlock ON or OFF.
2008 Mariner(mrn)
Owners Guide (post-2002-fmt)
USA(fus)
Driver Controls
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Page 88 of 304

Illuminated entry
The interior lamps and puddle lamps (if equipped) illuminate when the
Integrated Keyhead Transmitter or the keyless entry system keypad is
used to unlock the door(s).
The illuminated entry system will turn off the interior lights if:
•the ignition is turned to the 3 (RUN) position, or
•the Integrated Keyhead Transmitter lock control is pressed, or
•the vehicle is locked using the keyless entry keypad, or
•after 25 seconds of illumination.
The inside lights will not turn off if:
•they have been turned on with the dimmer control, or
•any door is open.
Perimeter lamps illuminated entry
With the Integrated Keyhead Transmitter system, the following items will
illuminate when the
(unlock) control on the transmitter is pressed:
•Head lamps
•Park lamps
•Tail lamps
The lamps will automatically turn off:
•if the ignition switch is turned to the 3 (RUN) position, or
•the IKT
(lock) control is pressed, or
•after 25 seconds of illumination.
Note:On some vehicles, the perimeter lamps illuminated entry feature
will not activate in daylight conditions.
Deactivating/activating perimeter lamps illuminated entry
You may enable/disable this feature by having your vehicle serviced by
your authorized dealer.
You may also perform the following power door lock sequence to
enable/disable the perimeter lamps feature.Note:Before starting, ensure
the ignition is in the 1 (LOCK) position and all vehicle doors are closed.
You must complete Steps 1–5 within 30 seconds or the procedure will
have to be repeated. If the procedure needs to be repeated, wait a
minimum of 30 seconds before beginning again.
2008 Mariner(mrn)
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USA(fus)
Locks and Security
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Page 213 of 304
The fuses are coded as follows:
Fuse/Relay
LocationFuse Amp
RatingPassenger Compartment Fuse
Panel Description
1 30A Not used (spare)
2 15A Brake On/Off switch
3 15A Not used (spare)
4 30A Not used (spare)
5 10A Keypad illumination, Brake Shift
Interlock (BSI), SPDJB
6 20A Turn signals, Stop lamps
7 10A Low beam headlamps (left)
8 10A Low beam headlamps (right)
9 15A Interior lights
10 15A Backlighting
11 10A Four wheel drive
12 7.5A Power mirror switch
13 7.5A Canister vent
14 10A FCIM (radio buttons), Satellite
radio, Front display module
15 10A Climate control
2008 Mariner(mrn)
Owners Guide (post-2002-fmt)
USA(fus)
Roadside Emergencies
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Page 296 of 304

K
Keyless entry system .................89
autolock ...............................80, 82
keypad .......................................90
locking and unlocking doors ....91
programming entry code .........90
Keys .......................................78, 92
positions of the ignition .........181
L
Lamps
bulb replacement
specifications chart ..................47
fog lamps ...................................42
headlamps .................................41
headlamps, flash to pass ..........43
instrument panel, dimming .....43
interior lamps .....................45–47
replacing bulbs .........................48
Liftgate ..................................73, 86
Lights, warning and indicator ....12
anti-lock brakes (ABS) ..........187
Load limits .................................169
Loading instructions .................175
Locks
autolock ...............................80, 82
childproof ..................................84
doors ..........................................80
Lubricant specifications ...........286
Lug nuts ....................................228
Luggage rack ...............................75
Lumbar support, seats ...............97
M
Message center ...........................66
english/metric button ...............70system check button ................69
warning messages .....................71
Mirrors ...................................58, 60
automatic dimming
rearview mirror .........................58
fold away ...................................61
heated ........................................61
side view mirrors (power) .......60
Moon roof ....................................65
Motorcraft parts ........250, 270, 285
N
Navigation system .......................33
O
Octane rating ............................274
Oil (see Engine oil) ..................258
Overdrive ...................................196
P
Parking brake ............................188
Parts (see Motorcraft parts) ....285
Passenger Occupant
Classification Sensor .................106
Power distribution box
(see Fuses) ...............................215
Power door locks ........................80
Power mirrors .............................60
Power point .................................56
Power steering ..........................193
fluid, refill capacity ................286
fluid, specifications .................286
Power Windows ...........................57
2008 Mariner(mrn)
Owners Guide (post-2002-fmt)
USA(fus)
Index
296