Mitsubishi Pajero Pinin. Manual - part 28

ENGINE <4G9-MPI> – 

Crankshaft Oil Seal

11B-23

REMOVAL SERVICE POINT

A

A

"

ADAPTER PLATE/FLYWHEEL <M/T>/DRIVE
PLATE <A/T>/CRANKSHAFT ADAPTER REMOVAL

Use the special tool to secure the flywheel or drive plate,
and remove the bolts.

INSTALLATION SERVICE POINTS

"

A

A

CRANKSHAFT REAR OIL SEAL INSTALLATION

1.

Apply a small mount of engine oil to the entire
circumference of the oil seal lip.

2.

Install the oil seal by tapping it as far as the chamfered
position of the oil seal case as shown in the illustration.

"

B

A

CRANKSHAFT ADAPTER /DRIVE PLATE <A/T>/
FLYWHEEL <M/T>/ADAPTER PLATE
INSTALLATION

1.

Clean off all sealant, oil and other substances which are
adhering to the threaded bolts, crankshaft thread holes
and the drive plate or flywheel.

2.

Apply oil to the bearing surface of the drive plate bolts
or flywheel bolts.

3.

Apply oil to the crankshaft thread holes.

4.

Apply sealant to the threaded mounting holes.

Specified sealant: 3M Stud locking 4170 or equivalent

5.

Use the same special tool as in the removal
procedure to retain drive plate or flywheel, and tighten
drive plate bolts or flywheel bolts to the specified
torque.

Tightening torque: 98 

±

 5 N·m

"

C

A

CRANKSHAFT FRONT OIL SEAL INSTALLATION

1.

Apply a small amount of engine oil to the entire
circumference of the oil seal lip.

2.

Tap the oil seal unit it is flush with the oil seal case.

MD998781

Oil seal

MB990938

MD998776

Crankshaft

Oil seal

MD998717

CrankShaft

MD998717

ENGINE <4G9-MPI> – 

Crankshaft Oil Seal

11B-24

"

D

A

CRANKSHAFT SPACER/CRANKSHAFT SENSING
BLADE/SPRING PIN/CRANKSHAFT SPROCKET
INSTALLATION

1.

Clean and then degrease the following surfaces and parts:
front surface of oil pump case, sprocket mounting surface
of crankshaft, crankshaft spacer, crankshaft sensing blade,
and crankshaft sprocket.

NOTE
Degreasing is necessary to prevent decrease in the friction
between contacting surfaces.

2.

Clean the crankshaft contacting surface of crankshaft
sprocket.

3.

With spring pin, crankshaft sensing blade and
crankshaft spacer assembled, install crankshaft
sprocket on crankshaft.

Front of engine

Crankshaft

Clean

Degrease

Crankshaft
spacer

Crankshaft 
sensing blade

Crankshaft 
sprocket

Oil pump case

Crankshaft
spacer

Crankshaft 
sensing blade

Crankshaft 
sprocket

Spring pin

Front of
 engine

ENGINE <4G9-MPI> – 

Cylinder Head Gasket

ENGINE <4G9-MPI> – 

Cylinder Head Gasket

11B-25

CYLINDER HEAD GASKET

REMOVAL AND INSTALLATION

Pre-removal and Post-installation Operation

D

Fuel Discharge Prevention (Refer to GROUP 13C –
On-vehicle Service.) <Pre-removal only>

D

Kickdown Cable Adjustment <A/T> (Refer to GROUP
23 – On-vehicle Service.) <Post-installation only>

D

Accelerator Cable Adjustment (Refer to GROUP 17 –
On-vehicle Service.) <Post-installation only>

D

Engine Coolant Draining and Supplying

D

Engine Oil Draining and Supplying

D

Exhaust Manifold Removal and Installation 
(Refer to GROUP 15.)

D

Thermostat Case Assembly Removal and Installation
(Refer to GROUP 14 – Water Hose and Pipe.)

D

Water By-pass Fitting Removal and Installation 
(Refer to GROUP 14 – Water Hose and Pipe.)

7

3

2

1

10

6

5

8

9

4

11

12

13

14

15

16

17

18

20

21

22

23

24

25

26

27

23

(Engine oil)

5.0 

±

 1.0 N·m

5.0 

±

 1.0 N·m

12 

±

 2 N·m

16 

±

 2 N·m

19

Removal steps

1. Accelerator cable connection
2. Kickdown cable connection <A/T>
3. Power steering oil pressure switch

connector

4. A/C compressor magnetic clutch

connector

5. Ignition coil connector
6. Crank angle sensor connector
7. Oxygen sensor connector
8. Ignition failure sensor connector
9. Engine coolant temperature sensor

connector

10. Engine coolant temperature gauge

unit connector

11. Camshaft position sensor connector

12. Capacitor
13. Throttle position sensor connector

14. Idle speed control servo connector
15. Purge control solenoid valve 

connector

16. EGR solenoid valve connector
17. Detonation sensor connector
18. Injector connector
19. PCV hose
20. Vacuum hoses connection
21. Brake booster vacuum hose 

connection

A

A

" "

E

A

22. Radiator upper hose connection
23. Water hose connection
24. Heater hose connection
25. Fuel return hose connection

"

D

A

26. Fuel high-pressure hose connection

"

D

A

27. O-ring

ENGINE <4G9-MPI> – 

Cylinder Head Gasket

11B-26

74 

±

 2 N·m to 0 N·m to 20 

±

 2 N·m to +90

_

 to +90

_

 

(Cold  engine)

31

30

34

33

32

29

28

36

(Engine oil)

35

5.0 

±

 1.0 N·m

5.0 

±

 1.0 N·m

22 

±

 4 N·m

44 

±

 10 N·m

44 

±

 10 N·m

22 

±

 4 N·m

88 

±

 10 N·m

10 

±

 2 N·m

3.4 

±

 0.5 N·m

28. Oil cooler pipe connection <A/T>
29. Intake manifold stay

D

Ignition failure sensor (Refer to 
GROUP 16 – Ignition System.)

D

Ignition coil (Refer to GROUP 16 –
Ignition System.)

D

Timing belt (Refer to P.11B-30.)

30. Rocker cover

A

B

" "

C

A

31. Camshaft sprocket
32. Timing belt under upper cover

A

C

"

33. Power steering oil pump and brack-

et assembly

A

D

" "

B

A

34. Cylinder head bolt
35. Cylinder head assembly

"

A

A

36. Cylinder head gasket