BASIC BRAKE SYSTEM – Sealant / Special Tools / On-vehicle Service
35A-3
SEALANT
Items Specified sealant
Fitting Semi-drying sealant: THREEBOND 1104 [0110207]
HELMESEAL 101Y [MZ100022 (containing 100 g)] [MZ100023 (containing 500 g)]
Vacuum switch
,
HELMESEAL 201-52B [0110511 (containing 100 g)], [0110512 (containing 500 g)]
NOTE
Given in [ ] are the genuine part numbers.
SPECIAL TOOLS
Tool Number Name Use
1
MB990964
1: MB991008
(F)
Brake tool set Installation of rear drum brake piston cup
ON-VEHICLE SERVICE
1. BRAKE BOOSTER OPERATION CHECK
The conventional procedures apply except for the following
standard value.
Nonboosting action test
Standard value:
Fluid pressure generated kPa {kgf/cm
2
}
Pedal force 98 N {10 kgf}: 49 {0.5} or more
Pedal force 294 N {30 kgf}: 1,177 {12} or more
Boosting action test
Standard value:
Fluid pressure generated kPa {kgf/cm
2
}
Pedal force 98 N {10 kgf}: 2,354 – 3,334 {24 – 34}
Pedal force 294 N {30 kgf}: 6,963 – 9,414 {71 – 96}
2. PROPORTIONING VALVE FUNCTION TEST
The conventional procedures apply except for the following
standard value.
Standard value:
Input fluid pressure
kPa {kgf/cm
2
}
Output fluid pressure
kPa {kgf/cm
2
}
Split point 2,697 – 3,187 {27.5 – 32.5}
9,807 {100} 4,658 {47.5}
Pressure
gauges
Vacuum gauge
Vacuum hose
Check
valve
Pedal
pressure
gauge
Output
fluid
pressure
Split point
Input fluid pressure