Mitsubishi Evolution X. Manual - part 323

MAINTENANCE SERVICE

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GENERAL

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8. EXHAUST SYSTEM (CONNECTIONS PORTION 
OF MUFFLER, MUFFLER PIPES AND 
CONVERTER HEAT SHIELDS) (CHECK AND 
SERVICE)

M1001005800459

Check for holes and exhaust gas leaks due to damage, 

corrosion, etc.

1. Check the joints and connections for looseness and exhaust 

gas leaks.

2. Check the rubber hangers and brackets for damage.

9. ENGINE OIL (CHANGE)

M1001002600661

1. Start the engine and allow it to warm up until the 

temperature of the coolant reaches 80 

− 90° C (176 − 

194

° F).

WARNING

Use care as oil could be hot.

2. Remove the engine oil filler cap.
3. Remove the engine room under cover extension. (Refer to 

GROUP 51, Under Cover 

P.51-16

)

4. Remove the drain plug to drain oil.
5. Install a new drain plug gasket so that it faces in the 

direction shown in the illustration, and then tighten the drain 
plug to the specified torque.

Tightening torque: 39 

± 5 N⋅ m (29 ± 3 ft-lb)

CAUTION

• Do not use conventional petroleum based motor oil. 

Using conventional motor oil may cause engine or tur-
bocharger damage.

• Do not used "blends" of conventional oil and synthetic 

oil.

• If engine oil other than 5W-30 is used, the engine may 

be seized by poor lubrication.

6. Refill the specified quantity of oil.

Specified Engine Oil: Engine oils displaying ILSAC 

certification symbol ("Starburst" symbol) or con-
forming to the API classification SM or higher

Total quantity: 5.6 dm

3

 (5.9 quarts)

7. Install the engine oil filler cap.
8. Let the engine run for a few minutes.
9. Stop the engine, and then check the oil level using the oil 

dipstick after a few minutes.

10.Install the engine room under cover extension. (Refer to 

GROUP 51, Under Cover 

P.51-16

)

AC708804AB

Engine 
oil pan side

Drain plug gasket

AC710765AB

MAINTENANCE SERVICE

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GENERAL

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10. ENGINE OIL FILTER (REPLACE)

M1001002700594

1. Start the engine and allow it to warm up until the 

temperature of the coolant reaches 80 

− 90° C (176 − 194° F)

WARNING

Use care as oil could be hot.

2. Remove the engine oil filler cap.
3. Remove the engine room under cover extension (Refer to 

GROUP 51, Under Cover 

P.51-16

).

4. Remove the drain plug to drain oil.
5. Use the respective tool in the following table to remove the 

engine oil filter.

6. Clean the filter bracket side mounting surface and ensure 

the old O-ring has been removed.

7. Apply a small amount of engine oil to the O-ring of the new 

oil filter.

8. Screw on the oil filter by hand until it touches the surface of 

the flange and then tighten it with an oil filter wrench.

9. Install the drain plug and refill engine oil (Refer to 

P.12-5

).

10.Rev the engine a few times, and check to be sure that no 

engine oil leaks at the oil filter.

11.Install the engine room under cover extension (Refer to 

GROUP 51, Under Cover 

P.51-16

).

11. MANUAL TRANSAXLE OIL (CHECK OIL 
LEVEL AND CONDITION/RCHANGE)

M1001006100118

TRANSAXLE OIL LEVEL CHECK

1. Remove the engine room under cover front B assembly. 

(Refer to GROUP 51 

− Under cover 

P.51-16

.)

Number

Special tool

MD356000

Oil filter wrench 
(MB991610) or 
equivalent

Number

Special tool

Tightening 
torque

MD356000

MB991610 or 
equivalent

Approximately 
3/4 turn [14 

± 2 

N

⋅ m (124 ± 17 

in

−lb)]

AC103249AL

MB991610
or equivalent

AC103250 AG

O-ring

MAINTENANCE SERVICE

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GENERAL

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2. Remove the oil filler plug and gasket.

3. Check that the oil level is just below the lower edge of the oil 

filler plug hole.

4. Check that the oil is not excessively foul and has moderate 

viscosity.

5. Install the oil filler plug and new gasket, then tighten them to 

the specified torque.

Tightening torque: 32 

± 2 N⋅ m (24 ± 1 ft-lb)

6. Install the engine room under cover front B assembly. (Refer 

to GROUP 51 

− Under cover 

P.51-16

.)

TRANSAXLE OIL CHANGE

1. Remove the engine room under cover front B assembly. 

(Refer to GROUP 51 

− Under cover 

P.51-16

.)

2. Remove the oil drain plug and gasket to drain the oil.
3. Install the oil drain plug and new gasket, then tighten them 

to the specified torque.

Tightening torque: 32 

± 2 N⋅ m (24 ± 2 ft-lb)

4. Remove the oil filler plug and gasket, then fill the oil up to 

the lower edge of the oil filler plug.

Brand name: Mitsubishi genuine Dia-Queen New Multi 
Gear Oil SAE 75W-80 API GL-3
Quantity: 2.5 dm

3

 (2.6 quarts)

5. Install the oil filler plug and new gasket, then tighten them to 

the specified torque.

Tightening torque: 32 

± 2 N⋅ m (24 ± 1 ft-lb)

6. Install the engine room under cover front B assembly. (Refer 

to GROUP 51 

− Under cover 

P.51-16

.)

AC707416AC

Center member

Centermember

Oil filler plug

Oil drain plug

AC700330AE

Gasket

Transmission oil

Filler plug hole

Oil filler plug

AC707416AC

Center member

Centermember

Oil filler plug

Oil drain plug

AC700330AE

Gasket

Transmission oil

Filler plug hole

Oil filler plug

MAINTENANCE SERVICE

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GENERAL

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12. TWIN CLUTCH SPORTRONIC SHIFT 
TRANSMISSION [CHECK OIL LEAKS (IF 
NECESSARY, CHECK THE OIL LEVEL) /CHANGE]

M1001016600017

TC-SST OIL LEVEL CHECK

1. After cleaning the outer surface of transaxle, visually check 

that there is no oil oozing or oil leaking from the transaxle.

2. If an oil oozing or leaking is present, replace the transaxle 

assembly.

TC-SST OIL CHANGE

1. Remove the engine compartment under cover front B 

assembly. (Refer to GROUP 51 

− Under Cover 

P.51-16

.)

2. Remove the oil drain plug to drain the oil.

NOTE: Because the oil in the oil cooler and oil filter cannot 
be drained, the amount of drained oil will be approximately 
5.5 dm

3

.

3. Tighten the oil drain plug to the specified torque.

Tightening torque: 25 N

⋅ m

4. Remove the air cleaner element, air cleaner intake duct, and 

air cleaner body. (Refer to GROUP 15 

− Air Cleaner 

P.15-10

.)

5. Remove the oil filler plug, then fill the oil.

Brand name: Mitsubishi genuine Dia-Queen SSTF-I
Filling amount: Approximately 5.5 dm

3

6. Tighten the oil filler plug to the specified torque.

Tightening torque: 25 N

⋅ m

7. Install the air cleaner element, air cleaner intake duct, and 

air cleaner body. (Refer to GROUP 15 

− Air Cleaner 

P.15-10

.)

8. Start the engine, then let it idle for 1 to 2 minutes.
9. Move the shift lever to every position, and then move it to 

the P or N range.

10.Stop the engine, then perform Steps 2 to 5 again.
11.Check the oil level and oil fouling. (Refer to 

P.22A-116

.) If 

fouling is found, repeat Steps 2 to 5 until the fouling is 
eliminated.

12.Install the engine compartment under cover front B 

assembly. (Refer to GROUP 51 

− Under Cover 

P.51-16

.)

AC704517AC

Oil drain plug

Centermember

AC704813AC

Oil filler plug

Transmission control
lever