Mitsubishi Lancer Evolution X. Manual - part 84

 

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Mitsubishi Lancer Evolution X. Manual - part 84

 

 

ENGINE OIL COOLER

TSB Revision

ENGINE LUBRICATION

12-9

ENGINE OIL COOLER

REMOVAL AND INSTALLATION

M1121001300871

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.51-15

).

• Front Bumper and Radiator Grille Assembly Removal 

(Refer to GROUP 51, Front Bumper Assembly and Radia-

tor Grille 

P.51-3

).

Post-installation operation
• Front Bumper and Radiator Grille Assembly Installation 

(Refer to GROUP 51, Front Bumper Assembly and Radia-

tor Grille 

P.51-3

).

• 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.51-15

).

• Engine Oil Refilling (Refer to 

P.12-4

).

AC710563

1

3

7

N

AB

2

5

6

4

8

11

9

N

12

14

13

N

10

11 ± 2 N·m
93 ± 22 in-lb

26 ± 6 N·m
20 ± 4 ft-lb

12 ± 3 N·m
107 ± 26 in-lb

26 ± 6 N·m
20 ± 4 ft-lb

26 ± 6 N·m
20 ± 4 ft-lb

12 ± 3 N·m
107 ± 26 in-lb

32 ± 2 N·m
23 ± 2 ft-lb

32 ± 2 N·m
23 ± 2 ft-lb

9.5 ± 2.5 N·m
85 ± 22 in-lb

4.0 ± 2.0 N·m
36 ± 17 in-lb

13

N

3

N

10

Removal steps 

1.

Engine oil cooler air guide

2.

Eye bolt

3.

Gasket

4.

Engine oil cooler assembly

5.

Engine oil cooler bracket (RH)

6.

Engine oil cooler

7.

Engine oil cooler bracket (LH)

8.

Eye bolt

9.

Gasket

10. Hose clamp
11. Engine oil cooler feed hose
12. Eye bolt
13. Gasket
14. Engine oil cooler return hose

Removal steps (Continued)

OIL PUMP CHAIN

TSB Revision

ENGINE LUBRICATION

12-10

OIL PUMP CHAIN

REMOVAL AND INSTALLATION

M1121003100196

Required Special Tool:

• MB991346: Top Cover Wrench

Pre-removal and post-installation operation
• Timing Chain Removal and Installation (Refer to GROUP 

11A, Timing Chain 

P.11A-66

).

AC704362

1

2

5

6

7

AD

3

4

10 ± 2 N·m
89 ± 17 in-lb

23 ± 2 N·m
17 ± 1 ft-lb

10 ± 2 N·m
89 ± 17 in-lb

Apply engine oil to all
moving parts before
installation.

Removal steps 

1.

Balancer timing chain guide

2.

Engine oil pump chain tensioner

<<

A

>>

>>

B

<<

3.

Engine oil pump sprocket center 
bolt

<<

A

>>

4.

Engine oil pump drive chain and 
engine oil pump sprocket

>>

B

<<

5.

Engine oil pump drive chain

>>

B

<<

6.

Engine oil pump sprocket

>>

A

<<

7.

Crankshaft sprocket

Removal steps (Continued)

OIL PUMP CHAIN

TSB Revision

ENGINE LUBRICATION

12-11

REMOVAL SERVICE POINT

.

<<A>> ENGINE OIL PUMP SPROCKET CENTER 
BOLT/ENGINE OIL PUMP DRIVE CHAIN AND 
ENGINE OIL PUMP SPROCKET REMOVAL

1. Hold the engine oil pump sprocket with special tool 

MB991346.

2. Loosen the engine oil pump sprocket center bolt and 

remove the engine oil pump drive chain and engine oil pump 
sprocket.

INSTALLATION SERVICE POINTS

.

>>A<< CRANKSHAFT SPROCKET INSTALLATION

1. Wipe off the dirt on the crankshaft sprocket and crankshaft 

as shown in the figure using a rag, and then degrease them.
NOTE: Degrease them to prevent drop in the friction coeffi-
cient of the pressed area, which is caused by oil adhesion.

2. Install the crankshaft sprocket to the crankshaft.

.

>>B<< ENGINE OIL PUMP SPROCKET/ENGINE 
OIL PUMP DRIVE CHAIN/ENGINE OIL PUMP 
SPROCKET CENTER BOLT INSTALLATION

1. Set the number 1 cylinder to the top dead center of 

compression.

2. Install the engine oil pump sprocket to the engine oil pump 

drive chain.

3. Install the engine oil pump drive chain in the crankshaft 

sprocket while the engine oil pump sprocket is installed in 
the engine oil pump drive chain.

4. Install the engine oil pump sprocket in the engine oil pump 

assembly while the engine oil pump sprocket is installed in 
the engine oil pump drive chain.

AC611491

MB991346

AB

AC705022

Crankshaft sprocket

Crankshaft

AC

Engine
front

: Wipe clean with a rag.
: Wipe clean with a rag and degrease.

OIL PUMP

TSB Revision

ENGINE LUBRICATION

12-12

5. Hold the engine oil pump sprocket with special tool 

MB991346 in the same manner as removal.

6. Tighten the engine oil pump sprocket center bolt to the 

specified torque.

Tightening torque: 23 ± 2 N⋅ m (17 ± 1 ft-lb)

OIL PUMP

REMOVAL AND INSTALLATION

M1121001600203

Required Special Tool:

• MB991346: Top Cover Wrench

AC611491

MB991346

AB

Pre-removal and post-installation operation
• Engine Oil Pan Removal and Installation (Refer to 

GROUP 11A, Oil Pan 

P.11A-48

).

AC704363

23 ± 2 N·m
17 ± 1 ft-lb

26 ± 2 N·m
20 ± 1 ft-lb

2

1

AB

Removal steps 

<<

A

>>

<<

A

>>

1.

Engine oil pump sprocket center 
bolt

2.

Engine oil pump assembly

 

 

 

 

 

 

 

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