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
• Front Bumper and Radiator Grille Assembly Removal
(Refer to GROUP 51, Front Bumper Assembly and Radia-
Post-installation operation
• Front Bumper and Radiator Grille Assembly Installation
(Refer to GROUP 51, Front Bumper Assembly and Radia-
• 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
• Engine Oil Refilling (Refer to
).
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
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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
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
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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
).
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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