Mitsubishi Pajero Pinin. Manual - part 16

 

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Mitsubishi Pajero Pinin. Manual - part 16

 

 

ENGINE <4G9-GDI> – 

Crankshaft Oil Seal

11A-24

REMOVAL SERVICE POINT

A

A

"

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

"

A

A

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

1.

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

2.

Apply oil to the bearing surface of the drive plate 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 special tool to hold the drive plate in the same
manner as removal, and install the bolt.

"

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

Crankshaft
rear oil seal

MD990938

MD998776

Crankshaft

Oil seal

MD998717

CrankShaft

MD998717

ENGINE <4G9-GDI> – 

Cylinder Head Gasket

11A-25

CYLINDER HEAD GASKET

REMOVAL AND INSTALLATION

Pre-removal and Post-installation Operation

D

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

D

Engine Coolant Draining and Supplying (Refer to
GROUP 14 – On-vehicle Service.)

D

Engine Oil Draining and Supplying (Refer to GROUP
12 – On-vehicle Service.)

D

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

D

Fuel Pressure Regulator (High Pressure) and Fuel
Pump (High Pressure) Removal and Installation
(Refer to GROUP 13A.)

D

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

D

Timing Belt Removal and Installation (Refer to
P.11A-29.)

1

8

2

3

4

5

6

7

9

78 Nm 

→

 0 Nm 

→

 20 Nm

 

→

 +90

_

 

→

 +90

_

3.4 Nm

22 Nm

10–12 Nm

1
0

11

12

13

35 Nm

44 Nm

26 Nm

44 Nm

10–12 Nm

Removal steps

1. Radiator upper hose connection
2. Idler pulley
3. Timing belt rear cover, upper (LH)
4. Timing belt rear cover, lower (RH)
5. Timing belt rear cover, upper (RH)
6. Earth cable connection
7. Rocker cover assembly

8. Tension Pulley

A

A

"

9. Power steering oil pump and brack-

et assembly

10. Heater hose connection

A

B

" "

B

A

11. Cylinder head bolt

12. Cylinder head assembly

"

A

A

13. Cylinder head gasket

ENGINE <4G9-GDI> – 

Cylinder Head Gasket

11A-26

REMOVAL SERVICE POINTS

A

A

"

POWER STEERING OIL PUMP AND BRACKET
ASSEMBLY REMOVAL

Remove the power steering oil pump and bracket assembly
from the engine with the hose attached.

NOTE
Place the removed power steering oil pomp and bracket
assembly in a place where it will not be a hindrance when
removing and installing the cylinder head assembly, and tie
it with a cord.

A

B

"

CYLINDER HEAD BOLT REMOVAL

Use the special tool to loosen the bolts in two or three steps
in the order of the numbers shown in the illustration, and
then remove the bolts.

INSTALLATION SERVICE POINTS

"

A

A

CYLINDER HEAD GASKET INSTALLATION

1.

Wipe off all oil and grease from the gasket mounting
surface.

2.

Install so that the shapes of the cylinder head holes match
the shapes of the respective cylinder head gasket holes.

"

B

A

CYLINDER HEAD BOLT INSTALLATION

1.

When installing the cylinder head bolts, the length below
the head of the bolts should be within the limit.
If it is outside the limit, replace the bolts.

Limit (A): 96.4 mm

2.

The head bolt washer should be installed with the burred
side caused by tapping out facing upwards.

3.

Apply a small amount of engine oil to the thread section
and the washer of the cylinder head bolt.

Intake side

Front of engine

Exhaust side

MB991653

3

5

10

8

2

1

7

9

6

4

Head bolt

Burred side

Head bolt
washer

(Engine
oil)

Cylinder
head

A

ENGINE <4G9-GDI> – 

Cylinder Head Gasket

11A-27

4.

Tighten the bolts by the following procedure.

Step

Operation

Remarks

1

Tighten to 74 Nm.

Carry out in the order
shown in the illustration.

2

Fully loosen.

Carry out in the reverse
order of that shown in the
illustration.

3

Tighten to 20 Nm.

Carry out in the order
shown in the illustration.

4

Tighten 90

_

 of a turn.

In the order shown in the
illustration. Mark the head
of the cylinder head bolt
and cylinder head by paint.

5

Tighten 90

_

 of a turn.

In the order shown in the
illustration. Check that the
painted mark of the head
bolt is lined up with that of
the cylinder head.

Caution
1.

Always make a tightening angle just 90

_

. If it is less

than 90

_

, the head bolt will be loosened.

2.

If it is more than 90

_

, remove the head bolt and repeat

the procedure from step 1.

Intake side

Front of engine

Exhaust side

MB991653

8

6

1

3

9

10

4

2

5

7

Step 4

90

_

Painted mark

Step 5

90

_

Painted mark

 

 

 

 

 

 

 

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