Mitsubishi Grandis. Manual — part 637

CRANKSHAFT OIL SEAL

ENGINE MECHANICAL

11A-25

REMOVAL SERVICE POINTS
<<A>> TRANSMISSION ASSEMBLY
REMOVAL

CAUTION

Do not remove the flywheel bolt shown by the
arrow. If this bolt is removed, the flywheel
assembly will become out of balance and
damaged.
Refer to GROUP 22A, Transmission Assembly

P.22A-11

.

<<B>> FLYWHEEL BOLTS/A/T DRIVE
PLATE BOLTS REMOVAL

1. Use special tool flywheel stopper (MD998781) to

secure the flywheel assembly or A/T drive plate.

2. Remove the flywheel bolts or A/T drive plate bolts.

INSTALLATION SERVICE POINTS
>>A<< CRANKSHAFT REAR OIL SEAL
INSTALLATION

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

inner diameter of the oil seal lip.

2. Use the following special tools to press-fit the oil

seal.

• Installer bar (MB990938)

• Crankshaft rear oil seal installer (MD998776)

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

1. Use special tool flywheel stopper (MD998781) to

secure the flywheel assembly or A/T drive plate in
the same manner as removal.

2. Tighten the flywheel bolts or A/T drive plate bolts

to the specified torque.

Tightening torque: 132

± 5 N⋅m

AC300897

AC308604

Flywheel
bolt

Engine front

AB

Flywheel
assembly

AC301854AB

MD998781

AC102328 AB

Oil seal

MB990938

MD998776

Crankshaft

(Engine oil)

AC301855AB

MD998781

CRANKSHAFT OIL SEAL

ENGINE MECHANICAL

11A-26

>>C<< CRANKSHAFT FRONT OIL SEAL
INSTALLATION

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

diameter of special tool crankshaft front oil seal
guide (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 crankshaft front oil seal installer

(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

Crankshaft
balancershaft
drive sprocket

Engine front

Front case

Crankshaft

CYLINDER HEAD GASKET

ENGINE MECHANICAL

11A-27

CYLINDER HEAD GASKET

REMOVAL AND INSTALLATION

M1112004001034

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

On-vehicle Service

− Fuel Pump Relay Disconnection

(How to Reduce Pressurized Fuel Lines)

P.13A-386

].

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

Service

− Engine Coolant Replacement

P.14-17

).

• Cowl Top Panel Removal (Refer to GROUP 42, Loose

Panel

P.42-67

).

• Engine Cover Removal (Refer to

P.11A-16

).

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

P.15-3

).

Post-installation Operation
• Air Cleaner Installation (Refer to GROUP 15, Air Cleaner

P.15-3

).

• Engine Cover Installation (Refer to

P.11A-16

).

• Cowl Top Panel Installation (Refer to GROUP 42, Loose

Panel

P.42-67

).

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

Service

− Engine Coolant Replacement

P.14-17

).

• Fuel Leak Check

AC312959AB

AC312959

1

5.0 ± 1.0 N·m

14 ± 3 N·m

10

9

8

7

6

5

4

3

2

N

N

(Engine)

(Transmission fluid)

13 ± 1 N·m

11 ± 1 N·m

11 ± 1 N·m

11 ± 1 N·m

11 ± 1 N·m

Removal steps

1.

Control wiring harness connection

2.

Battery wiring harness connection

3.

Breather hose, transmission fluid
level gauge & guide assembly

4.

O-ring

5.

Radiator lower hose clamp

6.

Transmission fluid level gauge
bracket

7.

Canister vacuum hose connection

>>F<<

8.

Brake booster vacuum hose
connection

Removal steps (Continued)

CYLINDER HEAD GASKET

ENGINE MECHANICAL

11A-28

9.

Engine oil level gauge and guide
assembly

10. O-ring

Removal steps (Continued)

AC312963

AC312963

(Engine oil)

AB

18

17

16

15

14

13

12

11

22

21

19

20

N

<Cold engine>
78 ± 2 N·m

φ 0 N·m φ 20 ± 2 N·m

φ +90˚φ +90˚

11 ± 1 N·m

31 ± 3 N·m

31 ± 3 N·m

89 ± 9 N·m

N

(Engine oil)

Removal steps

11. Detonation sensor connection
12. Battery wiring harness connection
13. Inlet manifold stay
•

Exhaust manifold (Refer to GROUP
15, Exhaust Manifold

P.15-7

).

•

Timing belt upper cover (Refer to

P.11A-33

).

<<A>>

>>E<<

14. Camshaft sprocket

<<B>>

>>D<<

15. Radiator upper hose connection

<<B>>

>>D<<

16. Hose clip
17. Water hose connection

•

Water inlet fitting and thermostat
case assembly (Refer to GROUP
14, Water Hose and Water Pipe

P.14-23

).

18. Fuel return hose connection

<<C>>

>>C<<

19. Fuel high-pressure hose

connection

•

Rocker cover assembly (Refer to

P.11A-16

).

<<D>>

>>B<<

20. Cylinder head bolts
21. Cylinder head assembly

>>A<<

22. Cylinder head gasket

Removal steps (Continued)