2003 Mercury Mountaineer oil change

Maintenance and Specifications 206
Engine compartment 209
Engine oil 212
Battery 217
Fuel information 225
Low tire warning system 242
Part numbers 243
Refill capacities 244
Lubricant specifications 246
Accessories 252
Index 256
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Copyright © 2002 Ford Motor Company
Table of Contents
3

Setup menu
Press this control for the following
displays:
•System Check
•Units (English/Metric)
•Autolock
•Easy Entry/Exit
•Autolamp Delay
•Language
•Oil Change
System check
Selecting this function from the
SETUP menu causes the message
center to cycle through each of the
systems being monitored. For each
of the monitored systems, the
message center will indicate either an OK message or a warning message
for three seconds.
Pressing the RESET control cycles the message center through each of
the systems being monitored.
The sequence of the system check report and how it appears in the
message center is as follows:
1. FUEL LEVEL
2. WASHER FLUID LEVEL
3. OIL LIFE IN XX%
4. ENGINE TEMP
5. OIL PRESSURE
6. TIRE PRESSURE SYSTEM (if equipped)
7. BRAKE FLUID LEVEL
8. CHARGING SYSTEM
Driver Controls
72

Warning display Status
Warning-tire very low (if
equipped)Warning returns every minute
Check engine temperature Warning returns after 10 minutes
Transmission overheated
Check transmission
Low fuel level
Check fuel cap
Check charging system
Low brake fluid level
Low oil pressure
Check tire pressure (if
equipped)Warning returns after the ignition key
is turned from OFF to ON.
Check spare tire pressure (if
equipped)
Tire pressure system fault (if
equipped)
Tire pressure sensor fault (if
equipped)
Low washer fluid level
Door ajar
Change oil soon
Oil change required
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.
Driver Controls
75

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.
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.
USE ONLY RECOMMENDED ENGINE OILS.
To reset the oil monitoring system to 100% after each oil change
[approximately 8,000 km (5,000 miles) or 180 days] perform the
following:
1. Press the SETUP control to
access the System Check function.
2. Press and release the RESET
control to display“OIL LIFE XX%
HOLD RESET NEW”.
3. Press and hold the RESET
control for 2 seconds to display“IF
NEW OIL HOLD RESET”.
4. Press and hold the RESET
control to display OIL LIFE SET TO
100%. Your oil life is now reset.
Driver Controls
77

Adding engine oil
1. Check the engine oil. For instructions, refer toChecking the engine
oilin this chapter.
2. If the engine oil level is not within the normal range, add only certified
engine oil of the recommended viscosity. Remove the engine oil filler cap
and use a funnel to pour the engine oil into the opening.
3. Recheck the engine oil level. Make sure the oil level is not above the
MAX hole on the engine oil level indicator (dipstick).
4. Install the indicator and ensure it is fully seated.
5. Fully install the engine oil filler cap by turning the filler cap clockwise
1/4 of a turn or until three clicks can be heard.
To avoid possible oil loss, DO NOT operate the vehicle with the
engine oil level indicator and/or the engine oil filler cap removed.
Engine Oil Recommendations
4.6L Engine
Look for this certification
trademark.
SAE 5W-20 engine oil is recommended.
Only use oils“Certified For Gasoline Engines”by the American
Petroleum Institute (API). Use Motorcraft or an equivalent oil meeting
Ford Specification WSS-M2C153–H.SAE 5W-20 oil provides optimum
fuel economy and durability performance meeting all
requirements for your vehicle’s engine.
Change your engine oil and filter according to the appropriate schedule
listed in the scheduled maintenance guide.
Do not use supplemental engine oil additives, oil treatments or engine
treatments. They are unnecessary and could, under certain conditions,
lead to engine damage which is not covered by your warranty.
Maintenance and Specifications
215

4.0L Engine
Look for this certification
trademark.
SAE 5W-30 engine oil is recommended.
Only use oils“Certified For Gasoline Engines”by the American
Petroleum Institute (API). Use Motorcraft or an equivalent oil meeting
Ford Specification WSS-M2C205–A.
Do not use supplemental engine oil additives, oil treatments or engine
treatments. They are unnecessary and could, under certain conditions,
lead to engine damage which is not covered by your warranty.
Change your engine oil according to the appropriate schedule listed in
the scheduled maintenance guide.
Engine Oil Filter Recommendation
Change your engine oil filter according to the appropriate schedule listed
in the scheduled maintenance guide. Ford production and aftermarket
(Motorcraft) oil filters are designed for added engine protection and long
life. If a replacement oil filter is used that does not meet Ford Material
and design specifications, start-up engine noises or knock may be
experienced.
It is recommended you use the appropriate Motorcraft oil filter (or
another brand meeting Ford specifications) for your engine.
Maintenance and Specifications
216

REFILL CAPACITIES
Fluid Ford Part
NameApplication Capacity
Brake fluid Motorcraft High
Performance
DOT 3 Motor
Vehicle Brake
FluidAll Fill to the MAX
line on reservoir
Engine oil
(including filter
change)
6
Motorcraft SAE
5W-30 Super
Premium Motor
Oil4.0L 4.7L (5.0
quarts)
Motorcraft SAE
5W-20 Premium
Synthetic Blend
Motor Oil (US)
Motorcraft SAE
5W-20 Super
Premium Motor
Oil (Canada)4.6L 5.7L (6.0
quarts)
Fuel tank N/A All 85.2L (22.5
gallons)
Power steering
fluidMotorcraft
MERCONAT FAll Fill between
MIN and MAX
lines on
reservoir
Transmission
fluid
1Motorcraft
MERCONV
AT FAll 12.0L (12.7
quarts)2
Transfer case Motorcraft
MERCONAT FAWD 1.25L (1.3
quarts)
4WD 1.4L (1.5
quarts)
Maintenance and Specifications
244