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7-12 Vehicle care and maintenance
7
To add coolantUse Mitsubishi Genuine Coolant or an equivalent.
Mitsubishi Genuine Coolant provides excellent protection
against corrosion and rust formation on all metals, including
aluminum, and prevents clogs in the radiator, heater, cylinder
head, engine block, etc.
If you need to add coolant often, or if the level in the reserve
tank does not drop when the engine cools, the cooling system
should be pressure-tested for leaks. Take your vehicle to an
authorized Mitsubishi Motors dealer or a repair facility of your
choice for testing.
Radiator capThe radiator cap must be tight sealed to prevent losing coolant,
which may result in engine damage. Only use a Genuine Mit-
subishi Parts radiator cap, or an approved equivalent.Points to remember
Do not overfill the reserve tank.
Your vehicle uses a special radiator cap that stays sealed
and lets the coolant flow from the reserve tank back to the
radiator when the engine cools down. If you need to
change the cap, use the exact same kind.
Check the coolant freeze point in the radiator with the
proper gauge, and only when it is safe. If you add anti-
freeze, the contents of the reserve tank must be protected
against freezing.
Keep the front of the radiator and condenser clean.
CAUTION
!
Do not use alcohol or methanol antifreeze or any
engine coolants that contain them. Using the wrong
antifreeze can corrode aluminum parts.
When you need to add coolant to the reserve tank,
use at least a 50 % concentration of ethylene-glycol
antifreeze in water. Do not overfill. Use a higher con-
centration (not over 60 %) when the outside temper-
ature is -31 °F (-35 °C) or lower. When the engine is
working very hard (for example, during mountain
driving and/or when the outside temperature is
high), use a 50 % concentration. You can check the
concentration level with a gauge from an automotive
supply store, or your authorized Mitsubishi Motors
dealer or service station can check it for you. Use
only high quality ethylene-glycol antifreeze coolant
that is made to prevent corrosion of all cooling sys-
tem metals.
Do not top off the tank with plain water only. Water
by itself boils at a lower temperature and does not
stop rust or freezing. If the water freezes, it will
damage your cooling system. Do not use tapwater. It
can cause corrosion and rust.WA R N I N G
!
Wait for the engine to cool down before opening the
radiator cap. Otherwise hot steam or boiling coolant
could spray up from the radiator and scald you.CAUTION
!
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Vehicle care and maintenance
7-13
7
If the engine coolant temperature does not rise after the
engine is warmed-up, take your vehicle to an authorized
Mitsubishi Motors dealer or a repair facility of your
choice to have the thermostat checked, and replaced if
necessary.
Air cleaner filter
N00937900367
The air cleaner filter will get dirty and dusty from use and not
filter properly. Replace it with a new filter using the schedule
in the “WARRANTY AND MAINTENANCE MANUAL”.
1. For 2.4 L models, remove the two clips (A), then remove
the duct (B).
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7-14 Vehicle care and maintenance
7
2. For 2.4 L models, while holding down the tab (C), pull out
the connector (D).3. Unclamp the cover. Open up the top of the cover and take
out the air cleaner filter.
2.4 L models3.0 L models
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Vehicle care and maintenance
7-15
7
4. Replacing the air cleaner filter and put the cover back on
in its original position.NOTE
Genuine Mitsubishi Motors Parts are recommended when
replacing the air cleaner filter.
For 2.4 L models, make sure that the connector is properly
reconnected.
After replacing the air cleaner filter, make sure that the
hinges at the bottom of cover are firmly set.
5. For 2.4 L models, put the duct back on in its original posi-
tion.
2.4 L models
CAUTION
!
Take care not to scratch the engine air flow sensor
when removing the air cleaner cover.
3.0 L models
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Page 613 of 714

7-16 Vehicle care and maintenance
7Automatic transaxle fluid
(if so equipped)
N00938000525
The automatic transaxle should be maintained and serviced by
an authorized Mitsubishi Motors dealer or a repair facility of
your choice to obtain the best performance and longest life. It
is important that the transaxle fluid is kept at the correct level.To check the fluid levelThe fluid level should be checked when the bar graph for the
engine coolant temperature display on the multi-information
display shows the engine is warmed up and the fluid in the
transaxle is heated to its normal working temperature. Driving
with the wrong fluid level will rapidly wear out the transaxle
and destroy the fluid.
Procedure for checking the fluid level1. With the brake pedal fully depressed and the engine
idling, select each gear momentarily, ending with the
selector lever in the “P” (PARK) position.
2. The fluid level should be at the HOT mark, but never
above the HOT mark when the engine is warmed up. Add
or drain fluid to get to the correct level.
3. Make certain that the dipstick cap is installed properly to
keep dirt and water out of the transaxle.
WA R N I N G
!
Transaxle fluid is extremely flammable and poison-
ous. Do not spill fluid when adding or draining.
Good (Hot)
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Vehicle care and maintenance
7-17
7
Fluid typeUse only “DiaQueen ATF-J3” transaxle fluid to ensure opti-
mum transaxle performance.Special additivesMitsubishi Motors Corporation does not recommend the addi-
tion of any fluid additives to the transaxle.
Continuously variable transmission (CVT)
fluid
(if so equipped)
N00938100021
The continuously variable transmission (CVT) should be main-
tained and serviced by an authorized Mitsubishi Motors dealer
or a repair facility of your choice to obtain the best perfor-
mance and longest life. It is important that the transmission
fluid is kept at the correct level.Fluid typeUse only “DiaQueen CVTF-J1” transmission fluid to ensure
optimum transmission performance.Special additivesDo not use any fluid additives to the transmission.
CAUTION
!
Using the improper transaxle fluid may damage the
transaxle.
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7-18 Vehicle care and maintenance
7Transfer oil (All-wheel drive models)
N00938400196
Whenever the transfer oil level is checked, add oil as necessary
to maintain the proper level. Fill or change the oil according to
the table.Fluid type
Rear axle oil (All-wheel drive models)
N00915200197
Whenever the oil level is checked, add oil as necessary to
maintain the proper level.
Fill or change oil according to the table.Fluid type
Lubricant Hypoid gear oil API classification GL-5
Viscosity range SAE 80 or 90
Lubricant Hypoid gear oil API classification GL-5
Viscosity range SAE 80
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Vehicle care and maintenance
7-19
7 Wa s h e r f l u i d
N00938600228
The windshield and rear window washer fluid reservoir is in
the engine compartment.
Check the washer fluid level at regular intervals and add
washer fluid to reservoir if necessary.
Open the reservoir cap and check the fluid level with the dip-
stick.
When freezing weather is anticipated, flush out the water in the
reservoir by operating the pump. Fill the reservoir with wind-
shield antifreeze (not radiator antifreeze), and operate the sys-
tem for a few seconds to flush out the residual water.
Brake fluid
N00938700203
To check the fluid levelCheck the fluid level in the reservoir.
The fluid level must be between the “MAX” and “MIN” marks
on the reservoir.
The fluid level falls slightly with wear of the brake pads, but
this does not indicate any abnormality.
If the fluid level falls markedly in a short length of time, it indi-
cates leaks from the brake system.
If this occurs, have the vehicle checked by an authorized Mit-
subishi Motors dealer or a repair facility of your choice.Fluid typeUse the recommended brake fluid conforming to DOT 3 or
DOT 4. The reservoir cap must be tightly sealed to keep dirt
and water out.
FULLEMPTY
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