Mitsubishi Evolution X. Manual - part 825

MASTER CYLINDER ASSEMBLY AND BRAKE BOOSTER ASSEMBLY

TSB Revision

BASIC BRAKE SYSTEM

35A-27

MASTER CYLINDER ASSEMBLY AND BRAKE BOOSTER 

ASSEMBLY

REMOVAL AND INSTALLATION

M1351003701499

<MASTER CYLINDER AND BRAKE BOOSTER>

Pre-removal operation
• Brake Fluid Draining

• Strut Tower Bar Removal (Refer to GROUP 42, Strut 

tower bar 

P.42A-15

).

• Wiring Joint Removal (Refer to GROUP 54A, Battery 

P.54A-10

).

• Solenoid Valve Assembly Removal (Refer to GROUP 

54A, Battery 

P.54A-10

).

Post-installation operation
• Solenoid Valve Assembly Installation (Refer to GROUP 

54A, Battery 

P.54A-10

).

• Wiring Joint Installation (Refer to GROUP 54A, Battery 

P.54A-10

).

• Strut Tower Bar Installation (Refer to GROUP 42, Strut 

tower bar 

P.42A-15

).

• Brake Fluid Refilling and Air Bleeding (Refer to 

P.35A-16

).

AC709313AB

N

N

N

N

N

5

4

4

2

3

10

11

15

14

13

6

1

7

9

12

16

17

18

8

16 ± 3 N·m
12 ± 2 ft-lb

19

19

20

22

21

19

5.0 ± 1.0 N·m
44 ± 9 in-lb

4.0 ± 2.0 N·m
36 ± 17 in-lb

13 ± 2 N·m
111 ± 22 in-lb

14 ± 3 N·m
124 ± 26 in-lb

12 ± 2 N·m
102 ± 22 in-lb

24

23

26

25

27

7.0 ± 3.0 N·m
62 ± 27 in-lb

16 ± 3 N·m
12 ± 2 ft-lb

19

13 ± 2 N·m
111 ± 22 in-lb

MASTER CYLINDER ASSEMBLY AND BRAKE BOOSTER ASSEMBLY

TSB Revision

BASIC BRAKE SYSTEM

35A-28

Master cylinder removal steps 

1.

Brake fluid level switch connector 
connection

2.

Reservoir cap

3.

Brake fluid reservoir filter

4.

Brake pipe connection

Master cylinder removal steps 

MASTER CYLINDER ASSEMBLY AND BRAKE BOOSTER ASSEMBLY

TSB Revision

BASIC BRAKE SYSTEM

35A-29

>>

B

<<

•

Master cylinder assembly air 
bleeding (Only at installation)

5.

Reservoir hose connection <M/T>

6.

Battery harness clip connection

7.

Self locking nut

8.

Reservoir assembly and master 
cylinder assembly

9.

Torx bolt

10. Reservoir assembly
11. O-ring
12. Master cylinder assembly

Brake booster removal steps 

•

Air cleaner assembly (Refer to 
GROUP 15 

− Air Cleaner 

P.15-10

.)

•

Cowl top panel (Refer to GROUP 
42A, Loose panel 

P.42A-192

.)

1.

Brake fluid level switch connector 
connection

4.

Brake pipe connection

>>

B

<<

•

Master cylinder assembly air 
bleeding (Only at installation)

5.

Reservoir hose connection <M/T>

6.

Battery harness clip connection

7.

Self locking nut

8.

Reservoir assembly and master 
cylinder assembly

>>

A

<<

13. Vacuum hose connection
14. Hose clip
15. Check valve
16. Dash panel heat protector
17. Dash panel drain hose
18. Chassis FR harness connection
19. Brake pipe connection
20. Clip
21. Clip
22. Clip
23. Snap pin
24. Pin assembly
25. Brake booster mounting nut
26. Brake booster assembly
27. Seal and spacer assembly

Master cylinder removal steps 

MASTER CYLINDER ASSEMBLY AND BRAKE BOOSTER ASSEMBLY

TSB Revision

BASIC BRAKE SYSTEM

35A-30

<VACUUM HOSE AND VACUUM PIPE>

AC709314

4

2

6

5

5

1

2

AB

3

4

24 ± 3 N·m
18 ± 2 ft-lb

11 ± 1 N·m
98 ± 4 in-lb

11 ± 1 N·m
98 ± 4 in-lb

Removal steps 

>>

A

<<

1.

Vacuum hose

2.

Hose clip

>>

A

<<

3.

Vacuum hose

4.

Hose clip

•

Engine Upper Cover (Refer to 
GROUP 16, Ignition coil 

P.16-39

.)

5.

Emission vacuum hose connection

•

Fuel injector return pipe (Refer to 
GROUP 13A 

− Injector 

P.13A-914

.)

6.

Vacuum pipe assembly

Removal steps (Continued)