2005 Mercury Mountaineer display

Warning display Status
Check tire pressure (if
equipped)Warning returns after the ignition key
is turned from OFF to ON.
Tire pressure monitor fault (if
equipped)
Tire pressure sensor fault (if
equipped)
Check AdvanceTrac
(if
equipped)
Check AWD (vehicles equipped
with AdvanceTrac
with RSC
only)
AWD Disabled (vehicles
equipped with AdvanceTrac

with RSC only)
Low washer fluid level
Door ajar
Change oil soon
Oil change required
TEMPORARY AWD LOCK (vehicles equipped with AdvanceTrac

with RSC only).Displayed when the AWD system automatically locks
to prevent damage from overheating.
AWD LOCK OFF and AWD AUTO ON (vehicles equipped with
AdvanceTrac
with RSC only).Displayed when the AWD system is
completely cooled down from being overheated.
CHECK ENGINE 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 dealer as
soon as possible.
TRANSMISSION OVERHEATED.Indicates the transmission is
overheating. This warning may appear when towing heavy loads or when
driving in a low gear at a high speed for an extended period of time.
Stop the vehicle as soon as safely possible, turn off the engine and let it
cool. Refer toTransmission fluidin theMaintenance and
Specificationschapter. If the warning stays on or continues to come on,
contact your dealer for transmission service as soon as possible.
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Driver Controls
84

CHECK TRANSMISSION.Indicates the transmission is not operating
properly. If this warning stays on, contact your dealer as soon as
possible.
AWD DISABLED LOCK (vehicles equipped with AdvanceTrac

with RSC only).Displayed when the AWD system begins to overheat
placing itself in the autolock mode. If the warning stays on or continues
to come on, contact your dealer as soon as safely possible.
LOW FUEL LEVEL.Displayed as an early reminder of a low fuel
condition.
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.
ETC-ENGINE FAILSAFE MODE.Displayed when the engine has
defaulted to a “limp-home” operation. If the warning stays on or
continues to come on, contact your dealer as soon as possible.
CHECK CHARGING SYSTEM.Displayed when the electrical system is
not maintaining proper voltage. If you are operating electrical accessories
when the engine is idling at a low speed, turn off as many of the
electrical loads as possible. If the warning stays on or comes on when the
engine is operating at normal speeds, have the electrical system checked
as soon as possible.
LOW BRAKE FLUID LEVEL.Indicates the brake fluid level is low and
the brake system should be inspected immediately. Refer toBrake fluid
reservoirin theMaintenance and Specificationschapter.
LOW OIL PRESSURE.Displayed when the engine oil level is low. If
this warning message is displayed, check the level of the engine oil.
Refer toEngine oilin theMaintenance and Specificationschapter for
information about adding engine oil.
WARNING-TIRE VERY LOW (if equipped).Displayed when one or
more road tires on your vehicle have very low pressure. When this
warning message is displayed, a warning chime will sound reminding you
to stop the vehicle as soon as safely possible to check your tires for
proper air pressure, leaks and damage. Refer toInspecting and
Inflating Your Tiresin theTires, Wheels and Loadingchapter.
CHECK TIRE PRESSURE (if equipped).Displayed when one or more
tires on your vehicle have low tire pressure. Refer toInspecting and
Inflating Your Tiresin theTires, Wheels and Loadingchapter.
TIRE PRESSURE MONITOR FAULT (if equipped).Displayed when
the Tire Pressure Monitoring System is malfunctioning. If the warning
stays on or continues to come on, have the system inspected by your
servicing dealership.
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Driver Controls
85

TIRE PRESSURE SENSOR FAULT (if equipped).Displayed when a
tire pressure sensor is malfunctioning, or your spare tire is in use. For
more information on how the system operates under these conditions,
refer toUnderstanding Your Tire Pressure Monitoring Systemin the
Tires, Wheels and Loadingchapter. If the warning stays on or
continues to come on, have the system inspected by your servicing
dealership.
LOW WASHER FLUID LEVEL.Indicates the washer fluid reservoir is
less than one quarter full. Check the washer fluid level. Refer to
Windshield washer fluidin theMaintenance and Specifications
chapter.
CHECK ADVANCETRAC
(if equipped).Displayed when the
AdvanceTrac
with RSC system is not operating properly. If this message
is displayed on the message center the AdvanceTrac
with RSC system
will be partially operable. If this warning stays on while the engine is
running, contact your dealer for service as soon as possible. For further
information, refer toAdvanceTrac
stability enhancement systemin
theDrivingchapter.
AWD DISABLED (vehicles equipped with AdvanceTrac
with RSC
only).Displayed for 4 seconds then SEE OWNER’S MANUAL will
display indicating that the AWD system is not operating properly. For
further information, refer toDisabling AWDin theDrivingchapter. See
your dealer as soon as possible
CHECK AWD (vehicles equipped with AdvanceTrac
with RSC
only).Displayed when the AWD system is not operating properly. If the
warning stays on or continues to come on, contact your dealer
immediately.
DOOR AJAR.Displayed when a door or liftgate is not completely
closed.
CHANGE OIL SOON/OIL CHANGE REQUIRED.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.
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Driver Controls
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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 release the SETUP
control to display “PRESS RESET
AT OIL CHANGE”.
2. Press and release the RESET
control to display “HOLD RESET
TO CONFIRM”.
3. Press and hold the RESET
control for 2 seconds and release.
Oil life is set to 100% and “OIL LIFE
SET TO 100%” is displayed.
After you have done steps 1 through 3,you can reset the oil
monitoring system to your personalized oil life %:
4. Press RESET and SETUP
controls at the same time for 2
seconds, to activate a service mode
which will display “OIL LIFE XX%
RESET TO ALTER”.
5. Press RESET to decrement oil life by 10% down to 30% and back to
100%.
6. With your personalized OIL LIFE XX% displayed, press SETUP to
continue the system check.
DATA ERR.These messages indicate improper operation of the vehicle
network communication between electronic modules.
•Fuel computer
•Oil life
•Charging system
•Door sensor
•Washer fluid
•Brake fluid
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Driver Controls
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Driving conditions which may activate AdvanceTrac
include:
•Taking a turn too fast.
•Maneuvering quickly to avoid an accident, pedestrian or obstacle.
•Hitting a patch of ice.
•Changing lanes on a snow-rutted road.
•Entering a snow-free road from a snow-covered side street, or vice
versa.
•Entering a paved road from a gravel road, or vice versa.
•Driving on slick surfaces.
•Cornering while towing a heavily loaded trailer (refer toTrailer
towingin theTires, Wheels and Loadingchapter.)
Roll Stability Control System (if equipped)
The Roll Stability Control system works in conjunction with the
AdvanceTrac
system to further enhance the vehicle’s overall stability
during aggressive maneuvers. The system helps maintain roll stability of
the vehicle during aggressive maneuvers by applying brake force to one
or more wheels.
Driving conditions that may activate Roll Stability Control include:
•Emergency lane-change
•Taking a turn too fast
•Quick maneuvering to avoid an accident, pedestrian or obstacle
The AdvanceTrac
/Roll Stability Control system automatically turns on
when the engine is started. However, the system does not function when
the vehicle is traveling in R (Reverse). In R (Reverse), ABS and the
traction enhancement feature will continue to function.
The AdvanceTrac
/Roll Stability
Control button allows the driver to
control the availability of the
AdvanceTrac
/Roll Stability Control
system. AdvanceTrac
/Roll Stability
Control system status is indicated by a warning indicator light with a
“sliding car” icon in the instrument cluster that will flash when the
system is active and an indicator light in the control button that will
illuminate when the system is turned off. In vehicles with a message
center, the message “ADVANCETRAC OFF” will be displayed.
If a failure is detected in the AdvanceTrac
/Roll Stability Control system,
the warning indicator light in the instrument cluster will stay on. If the
2005 Mountaineer(mnt)
Owners Guide (post-2002-fmt)
USA(fus)
Driving
202

Tire Pressure Monitoring
System (TPMS)
Maintenance and
Specifications ..........................177
Roadside Emergencies ...........159
Warning Displays ................14, 82
Tires ...........................153–154, 159
alignment ................................174
care ..........................................173
changing ..........................159, 164
checking the pressure ............156
inspecting and inflating .........155
label .........................................172
replacing ..........................158, 164
rotating ....................................175
safety practices .......................174
sidewall information ...............168
snow tires and chains ............181
spare tire .................160, 162–163
terminology .............................155
tire grades ...............................154
treadwear ........................154, 173
Towing .......................................189
recreational towing .................194
trailer towing ..........................189
wrecker ....................................237
Transfer case
fluid checking .........................285
Transmission .............................205
brake-shift interlock (BSI) ....205fluid, checking and adding
(automatic) .............................284
fluid, refill capacities ..............287
lubricant specifications ..290, 292
Trunk ...........................................95
Turn signal ..................................47
V
Vehicle dimensions ...................292
Vehicle Identification Number
(VIN) ..........................................294
Vehicle loading ..........................182
Ventilating your vehicle ...........198
W
Warning lights (see Lights) .......10
Washer fluid ..............................257
Water, Driving through .............218
Windows
power .........................................61
rear wiper/washer .....................56
Windshield washer fluid and
wipers ..........................................55
checking and adding fluid .....257
liftgate reservoir .....................257
replacing wiper blades .............56
Wrecker towing .........................237
Index
303