Mitsubishi Space Star. Manual - part 15

ENGINE <F9Q1> – 

Cylinder Head Gasket

11C-15

CYLINDER HEAD GASKET

REMOVAL AND INSTALLATION

Pre-removal and Post-installation Operation



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



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



Timing Belt Removal and Installation 
(Refer to P.11C-18.)



Air Cleaner and Air Intake Hose Removal and
Installation (Refer to GROUP 15.)



Catalytic Converter Removal and Installation 
(Refer to GROUP 15 – Exhaust Pipe and Main Muffler.)



Fuel Line Air Bleeding <After Installation Only>
(Refer to GROUP 13C – On-vehicle Service.)

1

2

3

4

5

5

5

5

6

6

6

7

8

9

10

11

12

13

14

15

9

Removal steps

1. Camshaft position sensor connector
2. Fuel pressure sensor connector
3. Fuel high pressure pump connector
4. Fuel temperature sensor connector
5. Fuel injector connector
6. Glow plug connector
7. Water temperature sensor 

connector

8. EGR valve connector

9. Vacuum hose connection

10. Brake booster vacuum hose 

connection

11. Radiator upper hose connection

12. Water hose connection
13. Heater hose connection



A



14. Fuel return hose connection



A



15. Fuel supply hose connection

ENGINE <F9Q1> – 

Cylinder Head Gasket

11C-16

16

17

18

19

20

21

22

3 0  N m 

→

  + 1 0 0



 

±

  4

→

 0 N m 

→

  2 5  N m 

→

+ 2 1 3



 

±

  7



(Engine oil)

1 0  N m

16. Oil pipe assembly
17. Oil return pipe assembly
18. Oil return pipe gasket
19. O-ring



B

 

B



20. Cylinder head bolt
21. Cylinder head assembly



A



22. Cylinder head gasket

REMOVAL SERVICE POINTS



B



FUEL RETURN HOSE CONNECTION/FUEL
SUPPLY HOSE CONNECTION REMOVAL

After disconnecting the fuel return hose and the fuel supply
hose, put the cover at the end of the fuel line to prevent foreign
objects from entering.

ENGINE <F9Q1> – 

Cylinder Head Gasket

ENGINE <F9Q1> – 

Cylinder Head Gasket

11C-17

REMOVAL SERVICE POINTS



B



CYLINDER HEAD BOLT REMOVAL

Loosen the cylinder head bolt in the order of the illustrated
numbers in two or three stages for removal.

Caution

Do not use the removed cylinder head bolt again. Always
replace the used cylinder head bolt with a new one.

INSTALLATION SERVICE POINTS



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



CYLINDER HEAD BOLT INSTALLATION

1.

Tighten the new cylinder head bolt in the order of the
illustrated numbers to 30 Nm.

2.

Place the special tool in a wrench to tighten the cylinder
head bolt in the order of the illustrated numbers to 100

°

±

  4

°

.

3.

Wait for approximately 3 minutes until the cylinder head
gasket fits in the cylinder hear and the cylinder block.

4.

Loosen the illustrated number 1 and 2 bolts completely.

5.

Tighten the illustrated number 1 and 2 bolts to 25 Nm.

6.

Place the special tool in a wrench to tighten the illustrated
number 1 and 2 bolts to 213

° ±

  7

°

.

7.

Divide the rest of the bolts into pairs: Number 3 and 4
bolts, number 5 and 6 bolts, number 7 and 8 bolts, number
9 and 10 bolts. And tighten them as a pair according
to the procedures 3, 4, and 5.

Caution

The cylinder head bolt will be extended if the cylinder
head is tightened. If the cylinder head bolt is tightened
too much, replace it with a new one instead of tightening
it again.

1

2

3

4

5

6

7

8

9

10

MB991614

General service tool

1

2

3

4

5

6

7

8

9

10

ENGINE <F9Q1> – 

Timing Belt

11C-18

TIMING BELT

REMOVAL AND INSTALLATION

Pre-removal and Post-installation Operation



Under Cover Removal and Installation



Engine Mount Bracket Removal and Installation
(Refer to GROUP 32.)

1

2

3

4

5

10 Nm

50 Nm

2

10 Nm

10 Nm

6

7

8

9

2 0  N m 

→

  + 11 5



 

±

  1 5



25 Nm

9 Nm

Removal steps

1. A/C suction hose clump
2. Power steering pressure hose

clamp



A



3. Engine-ECU assembly



B



4. Drive belt

5. Stud bolt



C

 

B



6. Crankshaft pulley
7. Timing belt cover



D

 

A



8. Timing belt
9. Timing belt tensioner pulley