1998 ISUZU TROOPER Service Repair Manual

Page 905 of 3573

ISUZU TROOPER 1998  Service Repair Manual POWER ASSISTED BRAKE SYSTEM  5C – 27
BRAKE PIPE REPLACEMENT
1
12
Removal Steps
1. Brake pipe
2. Plastic clip
Installation Steps
To install, follow the removal steps in the
reverse order.
REMOVAL
Pre

Page 906 of 3573

ISUZU TROOPER 1998  Service Repair Manual 5C – 28 POWER ASSISTED BRAKE SYSTEM
P & B (PROPORTIONING AND BYPASS) VALVE
Master cylinder
    (Primary) Master cylinder
    (Secondary)
Rear brakeFront brake
INSTALLATION
To install, follow the rem

Page 907 of 3573

ISUZU TROOPER 1998  Service Repair Manual POWER ASSISTED BRAKE SYSTEM  5C – 29
P & B VALVE REPLACEMENT
1
3
1yy
2
Removal Steps
1. Hydraulic pipes
2. Bolt
3. P & B valve
Installation Steps
To install, follow the removal steps in the
revers

Page 908 of 3573

ISUZU TROOPER 1998  Service Repair Manual 5C – 30 POWER ASSISTED BRAKE SYSTEM
LOAD SENSING PROPORTIONING VALVE (LSPV)
(FOR EUROPE AND SOUTH AFRICA)
to rear wheel cylinder
from front master cylinder
from rear master cylinder
Structure and Op

Page 909 of 3573

ISUZU TROOPER 1998  Service Repair Manual POWER ASSISTED BRAKE SYSTEM  5C – 31
•Operation
1) Outline
When the L.S.P.V. (Load Sensing Proportioning
Valve) detects a change in load weight, the load
sensing lever moves. Its reaction force is

Page 910 of 3573

ISUZU TROOPER 1998  Service Repair Manual 5C – 32 POWER ASSISTED BRAKE SYSTEM
(4) When the front brake system fails.
When there is a failure in the front brake system,
the fluid pressure from the front master cylinder
decreases. As a result

Page 911 of 3573

ISUZU TROOPER 1998  Service Repair Manual POWER ASSISTED BRAKE SYSTEM  5C – 33
2. Check the rear wheel cylinder fluid pressure.
Install the pressure gauge on bleeder screws on
the front and rear brakes.
a. Depress the brake pedal slowly unt

Page 912 of 3573

ISUZU TROOPER 1998  Service Repair Manual 5C – 34 POWER ASSISTED BRAKE SYSTEM
BRAKE PEDAL REPLACEMENT
10
9
5
124
2 7 86
11
3
1
M/T
Removal Steps
1. Shift knob
2. Front console assembly
3. Lower cluster assembly
4. Instrument panel driver lo