Mitsubishi Galant 9G. Manual - part 331

CRANKSHAFT OIL SEAL

TSB Revision

ENGINE MECHANICAL <2.4L ENGINE>

11A-40

CRANKSHAFT OIL SEAL

REMOVAL AND INSTALLATION

M1112003100369

Required Special Tools:

• MB990938: Installer Bar

• MD998285: Crankshaft Front Oil Seal Guide

• MD998375: Crankshaft Front Oil Seal Installer

• MD998776: Crankshaft Rear Oil Seal Installer

• MD998781: Flywheel Stopper

AC306538

1

2

3 

N

8

7

6

5

4

N

132 ± 5 N·m
98 ± 3 ft-lb

(LIP SECTION)

ENGINE OIL

AB

(LIP SECTION)

3

8

CRANKSHAFT FRONT OIL SEAL 
REMOVAL STEPS

•

VALVE  TIMING BELT AND 
BALANCER TIMING BELT 
(REFER TO 

P.11A-51

).

>>D<<

1.

CRANKSHAFT BALANCER 
SHAFT DRIVE SPROCKET

2.

CRANKSHAFT KEY

>>C<<

3.

CRANKSHAFT FRONT OIL SEAL

CRANKSHAFT REAR OIL SEAL 
REMOVAL STEPS

•

TRANSAXLE ASSEMBLY (REFER 
TO GROUP 23A, TRANSAXLE 
ASSEMBLY 

P.23A-387

).

<<A>>

>>B<<

4.

A/T DRIVE PLATE BOLTS

5.

A/T DRIVE PLATE ADAPTER 
PLATE

6.

A/T DRIVE PLATE 

7.

CRANKSHAFT BUSH

>>A<<

8.

CRANKSHAFT REAR OIL SEAL

CRANKSHAFT OIL SEAL

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ENGINE MECHANICAL <2.4L ENGINE>

11A-41

REMOVAL SERVICE POINT

.

<<A>> A/T DRIVE PLATE BOLTS REMOVAL

1. Use special tool MD998781 to secure the A/T drive plate.
2. Remove the A/T drive plate bolts.

INSTALLATION SERVICE POINTS

.

>>A<< CRANKSHAFT REAR OIL SEAL INSTAL-
LATION

1. Apply a small amount of engine oil to the entire inner 

diameter of the oil seal lip.

2. Use special tools MB990938 and MD998776 to press-fit the 

oil seal.

.

>>B<< A/T DRIVE PLATE BOLTS INSTALLATION

1. Use special tool MD998781 to secure the A/T drive plate in 

the same manner as removal.

2. Tighten the A/T drive plate bolts to the specified torque.

Tightening torque: 132 

± 5 N⋅m (98 ± 3 ft-lb)

.

AC301854AB

MD998781

AC102328 AB

OIL SEAL

MB990938

MD998776

CRANKSHAFT

(ENGINE OIL)

AC301855AB

MD998781

CRANKSHAFT OIL SEAL

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ENGINE MECHANICAL <2.4L ENGINE>

11A-42

>>C<< CRANKSHAFT FRONT OIL SEAL 
INSTALLATION

1. Apply a small amount of engine oil to the outer diameter of 

special tool MD998285 and install it to the crankshaft.

2. Apply a small amount of engine oil to the entire inner 

diameter of the oil seal lip.

3. Use special tool MD998375 to press-fit the oil seal.

.

>>D<< CRANKSHAFT BALANCER SHAFT DRIVE 
SPROCKET INSTALLATION

1. Clean or degrease the front case, the crankshaft and the 

crankshaft balancer shaft drive sprocket as shown.
NOTE: Also clean the degreased surfaces.

2. Install the crankshaft balancer shaft drive sprocket in the 

direction shown in the illustration.

AC102329AC

MD998285

(ENGINE OIL)

(OIL APPLIED TO THE
CIRCUMFERENCE)

OIL SEAL

CRANKSHAFT

MD998375

AC301346

AB

: CLEAN
: CLEAN AND DEGREASE

ENGINE FRONT

CRANKSHAFT 
BALANCERSHAFT 
DRIVE SPROCKET

CRANKSHAFT

FRONT CASE

CYLINDER HEAD GASKET

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ENGINE MECHANICAL <2.4L ENGINE>

11A-43

CYLINDER HEAD GASKET

REMOVAL AND INSTALLATION

M1112004000763

Pre-removal Operation
• Fuel Line Pressure Reduction [Refer to GROUP 13A, 

On-vehicle Service 

− Fuel Pump Connector Disconnec-

tion (How to Reduce Pressurized Fuel Lines) 

P.13A-1127

].

• Engine Coolant Draining (Refer to GROUP 14, On-vehicle 

Service 

− Engine Coolant Replacement 

P.14-7

).

• Powertrain Control Module (PCM) Removal (Refer to 

GROUP 13A, Powertrain Control Module (PCM) 

P.13A-1140

).

• Air Cleaner Removal (Refer to GROUP 15, Air Cleaner 

P.15-4

).

• Battery and Battery Tray Removal

Post-installation Operation
• Battery and Battery Tray Installation

• Air Cleaner Installation (Refer to GROUP 15, Air Cleaner 

P.15-4

).

• Powertrain Control Module (PCM) Installation (Refer to 

GROUP 13A, Powertrain Control Module (PCM) 

P.13A-1140

).

• Engine Coolant Refilling (Refer to GROUP 14, On-vehicle 

Service 

− Engine Coolant Replacement 

P.14-7

).

• Fuel Leak Check

AC306539

N

(ENGINE OIL)

13 ± 1 N·m
115 ± 9 in-lb

5.0 ± 1.0 N·m
44 ± 9 in-lb

11 ± 1 N·m
98 ± 8 in-lb

1

7

5

4

3

2

AB

8

12 ± 2 N·m
102 ± 22 in-lb

6

12 ± 2 N·m
102 ± 22 in-lb

11 ± 1 N·m
98 ± 8 in-lb

9.0 ± 2.0 N·m
80 ± 17 in-lb

REMOVAL STEPS

1.

CONTROL WIRING HARNESS 
CONNECTION

2.

RADIATOR LOWER HOSE 
CLAMP

3.

WATER HOSE CLAMP

4.

EVAPORATIVE EMISSION 
VACUUM HOSE CONNECTION

>>F<<

5.

BRAKE BOOSTER VACUUM 
HOSE CONNECTION

6.

PRESSURE HOSE CLAMP

7.

ENGINE OIL DIPSTICK AND 
DIPSTICK GUIDE

8.

O-RING

REMOVAL STEPS (Continued)