Mitsubishi Galant (2004+). Manual — part 510
MASTER CYLINDER ASSEMBLY AND BRAKE BOOSTER
TSB Revision
BASIC BRAKE SYSTEM
35A-27
Required Special Tool:
• MB991568: Push Rod Adjusting Socket
INSTALLATION SERVICE POINTS
.
>>A<< BRAKE BOOSTER VACUUM HOSE CONNECTION
Insert vacuum hose with its paint mark facing upward.
.
5.
BRAKE MASTER CYLINDER
ASSEMBLY
6.
SPRING PIN
7.
BRAKE FLUID RESERVOIR
ASSEMBLY
8.
MASTER CYLINDER FLUID
RESERVOIR SEAL
9.
BRAKE FLUID LEVEL INDICATOR
SWITCH
10. BRAKE FLUID RESERVOIR CAP
BRAKE BOOSTER VACUUM
HOSE REMOVAL STEP
>>A<<
11. BRAKE BOOSTER VACUUM
HOSE (WITH BUILT-IN CHECK
VALVE)
BRAKE BOOSTER ASSEMBLY
REMOVAL STEPS
1.
BRAKE FLUID LEVEL INDICATOR
SWITCH CONNECTOR
2.
BRAKE TUBE CONNECTION
BRAKE MASTER CYLINDER
ASSEMBLY AND BRAKE FLUID
PROPORTIONING VALVE
REMOVAL STEPS (Continued)
5.
BRAKE MASTER CYLINDER
ASSEMBLY
>>B<<
•
PUSH ROD PROTRUSION
AMOUNT CHECK AND
ADJUSTMENT
>>A<<
11. BRAKE BOOSTER VACUUM
HOSE
12. BRAKE BOOSTER PIN
13. BRAKE BOOSTER PIN
ASSEMBLY
14. BRAKE BOOSTER NUT
15. BRAKE BOOSTER ASSEMBLY
16. BRAKE BOOSTER BODY SEAL
BRAKE BOOSTER ASSEMBLY
REMOVAL STEPS (Continued)
AC305571
AB
PAINT MARK
PAINT MARK
VACUUM HOSE
<2.4L ENGINE>
<3.8L ENGINE>
VACUUM HOSE
PAINT MARK
PAINT MARK
MASTER CYLINDER ASSEMBLY AND BRAKE BOOSTER
TSB Revision
BASIC BRAKE SYSTEM
35A-28
>>B<< PUSH ROD PROTRUSION AMOUNT CHECK AND
ADJUSTMENT
1. Use the vacuum pump to measure dimension "A" applying a
negative pressure of 66.7 kPa (19.7 inHg) to the brake
booster.
Standard value (A): 10.28
− 10.52 mm (0.405 − 0.414
inch)
NOTE: When a negative pressure of 66.7 kPa (19.7 inHg) is
not applied to the brake booster, the push rod protrusion
amount (A) should be 8.78 - 9.02 mm (0.346
−
0.355 inch).
2. If the protrusion amount is not within the standard value
range, adjust the push rod length by turning the push rod.
Use special tool MB991568 to turn the push rod while
holding the rod spline with angle-nose pliers.
AC210713AB
A
MEASURING DISTANCE A
BLOCK GAUGE
AC210714 AB
MB991568
ANGLE-NOSE PLIERS
ROD SPLINE
MASTER CYLINDER ASSEMBLY AND BRAKE BOOSTER
TSB Revision
BASIC BRAKE SYSTEM
35A-29
MASTER CYLINDER
M1351004200375
DISASSEMBLY AND ASSEMBLY
DISASSEMBLY SERVICE POINT
.
<<A>> BRAKE MASTER CYLINDER UNION RETAINER DIS-
ASSEMBLY
Remove the brake master cylinder union retainer while
depressing the piston.
INSPECTION
M1351004300297
• Check the inner surface of master cylinder body for rust or
pitting.
• Check the primary and secondary pistons for rust, scoring,
wear or damage.
AC306545AB
1
3
5
6
4
N
N
N
6
5
MASTER CYLINDER KIT
BRAKE FLUID: DOT 3 OR DOT 4
3
4
1
5
4
2
N
N
DISASSEMBLY STEPS
1. BRAKE MASTER CYLINDER TO
FLUID RESERVOIR SEAL
2. BRAKE MASTER CYLINDER PIN
<VEHICLES WITH ABS>
<<A>>
3. BRAKE MASTER CYLINDER UNION
RETAINER
4. PRIMARY PISTON ASSEMBLY
5. SECONDARY PISTON ASSEMBLY
6. MASTER CYLINDER BODY
DISASSEMBLY STEPS
AC000903
DISC BRAKE ASSEMBLY
TSB Revision
BASIC BRAKE SYSTEM
35A-30
DISC BRAKE ASSEMBLY
REMOVAL AND INSTALLATION
M1351008000050
Required Special Tool:
• MB990520: Disc Brake Piston Expander
Pre-removal Operation
• Brake Fluid Draining
Post-installation Operation
• Brake Fluid Supplying and Air Bleeding (Refer to
AC305577AB
N
100 ± 10 N·m
74 ± 7 ft-lb
2
1
3
30 ± 4 N·m
22 ± 3 ft-lb
4
<FRONT>
AC305578AB
N
60 ± 5 N·m
45 ± 3 ft-lb
2
1
3
30 ± 4 N·m
22 ± 3 ft-lb
4
<REAR>
REMOVAL STEPS
•
BRAKE FLUID DRAINING
1. BRAKE HOSE CONNECTION
2. GASKET
3. BRAKE CALIPER ASSEMBLY
4. BRAKE DISC
INSTALLATION STEPS
•
BRAKE FLUID DRAINING
4. BRAKE DISC
3. BRAKE CALIPER ASSEMBLY
2. GASKET
1. BRAKE HOSE CONNECTION
•
BRAKE FLUID SUPPLYING AND AIR
BLEEDING (Refer to
>>A<<
•
BRAKE DRAG FORCE CHECK
INSTALLATION STEPS (Continued)
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