Suzuki Grand Vitara JB627. Service manual — part 177
4B-8 Front Brakes:
Front Brake Disc Removal and Installation
S6JB0B4206008
Removal
1) Hoist vehicle and remove front wheel.
2) Remove caliper assembly (2) by loosening caliper
carrier bolts (1) (2 pcs).
CAUTION
!
During removal, be careful not to damage
brake flexible hose and not to depress brake
pedal.
NOTE
Hang removed caliper with a wire hook or the
like so as to prevent brake hose from
bending and twisting excessively or being
pulled.
3) Remove disc by using 8 mm bolts (1) (2 pcs).
Installation
1) Install disc to wheel hub.
2) Install caliper assembly to steering knuckle.
3) Tighten caliper carrier bolts (1) to specification.
Tightening torque
Caliper carrier bolt (a): 85 N·m (8.5 kgf-m, 61.5
lb-ft)
4) Install front wheel referring to “Wheel Removal and
5) Upon completion of installation, perform brake test.
Front Brake Disc Inspection
S6JB0B4206009
Inspect front brake disc, referring to “Front Brake Disc
and Pad Inspection”.
1
2
I5JB0A420010-01
IYSQ01420025-01
1,(a)
I5JB0A420011-01
Front Brakes: 4B-9
Specifications
Tightening Torque Specifications
S6JB0B4207001
NOTE
The specified tightening torque is also described in the following.
“Front Disc Brake Components”
Reference:
For the tightening torque of fastener not specified in this section, refer to “Fastener Information in Section 0A”.
Special Tools and Equipment
Recommended Service Material
S6JB0B4208001
NOTE
Required service material is also described in the following.
“Front Disc Brake Components”
Fastening part
Tightening torque
Note
N
⋅m
kgf-m
lb-ft
Caliper pin bolt
36
3.6
26.0
Flexible hose joint bolt
23
2.3
17.0
Caliper carrier bolt
85
8.5
61.5
4C-1 Rear Brakes:
Brakes
Rear Brakes
General Description
Rear Drum Brake Assembly Construction
S6JB0B4301001
The drum brake assembly has a self shoe clearance adjusting system so that drum-to-shoe clearance is maintained
appropriate at all times. Rear brake is a drum type. It uses leading trailing operation when brake pedal is depressed
and when parking brake is applied on level road.
For components, refer to “Rear Drum Brake Assembly Components”.
NOTE
Replace all components included in repair kits to service this drum brake. Lubricate parts as specified.
WARNING
!
If any hydraulic component is removed or brake line disconnected, bleed the brake system. The torque
values specified are for dry, unlubricated fasteners.
Repair Instructions
Rear Drum Brake Assembly Components
S6JB0B4306001
16
17
4
2
9
(b)
(c)
7
6
5
3
8
2
10
12
1
13
18
11
(a)
15
14
I6JB0B430001-04
1. Brake back plate
9. Shoe return lower spring
17. Rear wheel hub assembly
2. Brake shoe
10. Shoe hold down spring
18. Rear wheel hub housing bolt
Rear Brakes: 4C-2
Rear Brake Drum Removal and Installation
S6JB0B4306002
NOTE
When replacing brake shoe, replace it on the
right and left.
Removal
1) Hoist vehicle and remove rear wheel.
2) Release parking brake lever.
3) Remove brake drum (1) by using 8 mm bolts (2) (2
pcs).
Installation
1) Before installing brake drum, check outer diameter of
brake shoes (1). If it is not within value as specified
below, adjust it to specification by turning adjuster
(2).
Rear brake shoe outer diameter “a”
253.3 – 253.7 mm (9.961 – 9.980 in.)
2) Install brake drum after making sure that inside of
brake drum and brake shoes are free from dirt and
oil.
3) Upon completion of all jobs, depress brake pedal
with about 30 kg (66 lbs) load a few time so as to
obtain proper drum-to-shoe clearance.
Adjust parking brake cable. For adjustment, refer to
“Parking Brake Check and Adjustment in Section
4D”.
4) Install rear wheel referring to “Wheel Removal and
5) Check to ensure that brake drum is free from
dragging and proper braking is obtained. Then
remove vehicle from hoist and perform brake test
(foot brake and parking brake).
Rear Brake Drum and Shoe Inspection
S6JB0B4306003
Brake Drum
Inspect brake drum for wear.
If drum inner diameter is exceeds the limit or uneven or
stepped wear is excessive, replace the drum.
Rear brake drum inner diameter “a”
Standard: 254 mm (10.00 in.)
Limit: 256 mm (10.07 in.)
3. Parking brake shoe lever
11. Shoe hold down pin
: 13 N
⋅m (1.3 kgf-m, 9.5 lb-ft)
4. Push nut
12. Wheel cylinder
: Apply brake fluid to piston cup.
: 7 N
⋅m (0.7 kgf-m, 5.0 lb-ft)
5. Brake adjuster (strut)
13. Wheel cylinder mounting bolt
: 50 N
⋅m (5.0 kgf-m, 36.5 lb-ft)
6. Adjuster pawl lever
14. Rear wheel cylinder bleeder plug
: Do not reuse.
7. Adjuster spring
15. Bleeder plug cap
: High-temperature grease
8. Shoe return upper spring
16. Rear brake drum
3. Adjuster pawl lever
IYSQ01430004-01
2
“a”
1
2
3
I5JB0A430003-01
IYSQ01430007-01
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