Mitsubishi Evolution X. Manual - part 180

OIL PAN

TSB Revision

ENGINE MECHANICAL

11A-51

OIL PAN

REMOVAL AND INSTALLATION

M1112002801818

Required Special Tool:

• MD998727: Oil Pan FIPG Cutter

Pre-removal operation
• Engine Room Under Cover Front A, B, Engine Room 

Under Cover Center and Engine Room Side Cover (RH) 

Removal (Refer to GROUP 51, Under Cover 

P.51-16

).

• Engine Oil Draining (Refer to GROUP 12, On-vehicle Ser-

vice 

− Engine Oil Replacement 

P.12-5

).

• Drive Belt Removal (Refer to 

P.11A-21

).

Post-installation operation
• Drive Belt Installation (Refer to 

P.11A-21

).

• Engine Oil Refilling (Refer to GROUP 12, On-vehicle Ser-

vice 

− Engine Oil Replacement 

P.12-5

).

• Engine Room Under Cover Front A, B, Engine Room 

Under Cover Center and Engine Room Side Cover (RH) 

Installation (Refer to GROUP 51, Under Cover 

P.51-16

).

AC708918

4

3

5

1

2

39 ± 5 N·m
29 ± 3 ft-lb

10 ± 2 N·m
89 ± 17 in-lb

29 ± 2 N·m
22 ± 1 ft-lb

23 ± 6 N·m
17 ± 4 ft-lb

23 ± 6 N·m
17 ± 4 ft-lb

N

AB

6

29 ± 2 N·m
22 ± 1 ft-lb

Removal steps 

1.

A/C compressor assembly 
connector connection

<<

A

>>

>>

C

<<

2.

A/C compressor and clutch 
assembly

3.

A/C compressor bracket

4.

Engine oil pan drain plug

>>

B

<<

5.

Engine oil pan drain plug gasket

<<

B

>>

>>

A

<<

6.

Engine oil pan

Removal steps (Continued)

OIL PAN

TSB Revision

ENGINE MECHANICAL

11A-52

REMOVAL SERVICE POINTS

.

<<A>> A/C COMPRESSOR AND CLUTCH ASSEM-
BLY REMOVAL

1. Remove the A/C compressor and clutch assembly together 

with the hose from the bracket.

2. Tie the removed A/C compressor and clutch assembly with 

a string at a position where they will not interfere with the 
removal and installation of engine oil pan.

.

<<B>> ENGINE OIL PAN REMOVAL

1. Remove the engine oil pan mounting bolts.

CAUTION

Do not forcibly drive in special tool MD998727 to avoid 
damage to the engine oil pan seal surface of cylinder block 
assembly.
2. Insert special tool MD998727 from the engine oil pan 

removal groove of the cylinder block assembly. 

3. Lightly tap the special tool with a hammer to slide the oil pan 

seal surface, cut off the liquid gasket, and remove the 
engine oil pan.

AC705459AC

<Engine front>

Engine oil pan

Crankshaft pulley

AC705460 AC

Engine oil pan

<Engine rear>

Engine oil filter

AC102324 AB

MD998727

MD998727

OIL PAN

TSB Revision

ENGINE MECHANICAL

11A-53

INSTALLATION SERVICE POINTS

.

>>A<< ENGINE OIL PAN INSTALLATION

1. Remove all the traces of sealant adhering to the engine oil 

pan and cylinder block assembly using a remover or others. 
Then, degrease them using quick-drying degreasing agent 
(white gasoline).

2. Apply the sealant without any gap to the mating surface of 

engine oil pan as shown in the figure. Within three minutes, 
install the engine oil pan to the cylinder block assembly.

Specified sealant: Three bond 1217G or equivalent

CAUTION

Do not apply oil or water to the sealant-applied area or 
start up the engine within 2 hours after the installation of 
the engine oil pan.
3. Tighten the engine oil pan mounting bolts to the specified 

torque.

Tightening torque: 

M6: 10 

± 2 N⋅ m (89 ± 17 in-lb)

M8: 29 

± 2 N⋅ m (22 ± 1 ft-lb)

.

>>B<< ENGINE OIL PAN DRAIN PLUG GASKET 
INSTALLATION

Replace the engine oil pan drain plug gasket with a new one. 
Install the new gasket in the direction shown in the illustration.

.

>>C<< A/C COMPRESSOR AND CLUTCH 
ASSEMBLY INSTALLATION

Tighten A/C compressor and clutch assembly mounting bolts to 
the specified torque in the order of number shown in the illus-
tration.

Tightening torque: 23 

± 6 N⋅ m (17 ± 4 ft-lb)

AC704955AC

1mm (0.04in)

φ 2 mm or

φ 3 mm
(

φ 0.08 in or 

φ 0.12 in)

AC102325AJ

Engine oil 
pan side

Engine oil pan
drain plug gasket

AC506759

AE

1

2

3

A/C compressor 
and clutch assembly

CRANKSHAFT OIL SEAL

TSB Revision

ENGINE MECHANICAL

11A-54

INSPECTION

M1112002900577

• Check the engine oil pan for cracks.

• Check the engine oil pan sealant-coated surface for dam-

age and deformation.

CRANKSHAFT OIL SEAL

REMOVAL AND INSTALLATION

M1112003102194

Required Special Tools:

• MB991883: Flywheel Stopper

• MB991448: Bush Remover And Installer Base

AC704358

1

2

4

2

3

4

5

<M/T>

<TC-SST>

40 N·m
30 ft-lb

N

N

AC

130 N·m
96 ft-lb

to

40 N·m
30 ft-lb

130 N·m
96 ft-lb

to

10 ± 2 N·m
89 ± 17 in-lb

Crankshaft front oil seal removal 
steps 

•

Crankshaft pulley (Refer to 

P.11A-21

)

>>

C

<<

1.

Crankshaft front oil seal

Crankshaft rear oil seal removal 
steps 

•

Transaxle assembly (Refer to 
GROUP 22A, Transaxle Assembly 

P.22A-127

<M/T>), (Refer to 

GROUP 22C, Transaxle Assembly 

P.22C-341

<TC-SST>)

<<

A

>>

>>

B

<<

2.

Flywheel bolts

>>

B

<<

3.

Flywheel hub <TC-SST>

>>

B

<<

4.

Flywheel

>>

A

<<

5.

Crankshaft rear oil seal case 
assembly