caliper SUBARU TRIBECA 2009 1.G Service User Guide

BR-22
Rear Disc Brake Assembly
BRAKE
7. Rear Disc Brake Assembly
A: REMOVAL
CAUTION:
Do not allow brake fluid to come in contact with
vehicle body. If it does, wash off with water and
wipe away completely.
1) Lift-up the vehicle, and then remove the rear
wheels.
2) Disconnect the brake hose from caliper body as-
sembly.
3) Remove the caliper lower bolt.
4) Raise the caliper body, and then move it toward
vehicle center to separate it from the support.
5) Remove the support from housing.
NOTE:
Remove the support only when replacing the rotor
or support. It need not be removed when servicing
the caliper body assembly.
6) Remove mud and foreign matter from the caliper
body assembly and support.
CAUTION:
Be careful not to allow foreign matter to enter
the brake hose connector.
B: INSTALLATION
1) Install the support to the housing.
Tightening torque:
66 N·m (6.7 kgf-m, 48.7 ft-lb)
2) Apply a thin coat of Molykote M7439 to the pad
clip.
3) Apply a thin coat of Molykote AS880N (Part No.
K0777YA010) to the contact surface between the
pad and shim.
4) Install the pad to support.
5) Install the caliper body to the support.
Tightening torque:
27 N·m (2.8 kgf-m, 19.9 ft-lb)
6) Connect the brake hose using a new brake hose
gasket.
Tightening torque:
18 N·m (1.8 kgf-m, 13.0 ft-lb)
7) Bleed air from the brake system.
C: DISASSEMBLY
1) Remove the piston boot.
2) Place a wooden block in the caliper body as
shown in the figure to prevent the piston from jump-
ing out and being damaged.
3) Gradually apply compressed air via the brake
hose installation hole to push the piston out.
BR-00498
BR-00345
(1) Place a wood block of 30 mm (1.18 in) width.
BR-00041
(1)BR-00042

BR-23
Rear Disc Brake Assembly
BRAKE
4) Remove the piston seal from caliper body cylin-
der.
CAUTION:
Do not damage the cylinder and piston seal
groove.
5) Remove the lock pin sleeve and boot from cali-
per body.
6) Remove the guide pin boot.
D: ASSEMBLY
1) Clean the inside of the caliper body using brake
fluid.
2) Apply a coat of brake fluid to piston seal and in-
stall piston seal in the groove on caliper body.
3) Apply a coat of brake fluid to the inner surface of
cylinder and the entire outer surface of the piston.
4) Apply a coat of specified grease to the boot and
fit to the groove on the ends of cylinder.
Grease:
NIGLUBE RX-2 (Part No. K0779GA102)
5) Insert the piston into cylinder.
CAUTION:
Do not force the piston into cylinder.
6) Position the boot in the grooves on piston and
cylinder.
7) Apply a coat of specified grease to the guide pin,
outer surface, sleeve outer surface, cylinder inner
surface, and boot grooves.
Grease:
NIGLUBE RX-2 (Part No. K0779GA102)
8) Install the guide pin boot to the support.
9) Install the lock pin boot to support, and then in-
sert the lock pin sleeve into the specified position.
E: INSPECTION
1) Repair or replace the faulty parts.
2) Check the caliper body and piston for uneven
wear, damage or rust.
3) Check the rubber parts for damage or deteriora-
tion.
(1) Piston
(2) Piston boot
(3) Caliper body
(4) Piston seal
BR-00043
BR-00243
(1)
(2)
(3)
(4)
(1) Pin boot
(2) Lock pin or guide pin
(3) Grease applied area
BR-00362
(1)(2)
: (3)

BR-34
Brake Hose
BRAKE
B: INSTALLATION
1. FRONT BRAKE HOSE
1) Secure the brake hose to strut mount.
Tightening torque:
33 N·m (3.4 kgf-m, 24.3 ft-lb)
2) Install the brake hose to the caliper using a new
gasket.
Tightening torque (union bolt):
18 N·m (1.8 kgf-m, 13.0 ft-lb)
3) Position the disc in straight position and route
the brake hose through the hole in the bracket on
the wheel apron side.
CAUTION:
Do not twist the brake hose.
4) Temporarily tighten the flare nut which connects
brake pipe and hose.
5) Secure the brake hose to wheel apron bracket
with clamp.
6) Tighten the flare nut to the specified torque.
Tightening torque (brake pipe flare nut):
15 N·m (1.5 kgf-m, 10.8 ft-lb)
7) Bleed air from brake system.
2. REAR BRAKE HOSE
1) Install the brake hose bracket.
Tightening torque:
33 N·m (3.4 kgf-m, 24.3 ft-lb)
2) Connect the brake hose to the brake pipe.
3) Insert the clamp to secure brake hose.
4) Install the brake hose to rear brake caliper using
a new gasket.
Tightening torque (union bolt):
18 N·m (1.8 kgf-m, 13.0 ft-lb)
5) Tighten the flare nut to the specified torque.
Tightening torque (brake pipe flare nut):
15 N·m (1.5 kgf-m, 10.8 ft-lb)
6) Bleed air from the brake system.
C: INSPECTION
Make sure there are no cracks, breakage or dam-
age on hoses. Check the joint for fluid leakage. If
any cracks, breakage, damage or fluid leakage is
found, repair or replace the hose.
(1) Brake hose bracket
(2) Brake hose
BR-00021
BR-00503
(1)
(2)
(1) Brake pipe
(2) Brake hose
(3) Brake hose clamp
(1) Brake hose
BR-00502
(1)(2)(3)
BR-00501
(1)

BR-41
General Diagnostic Table
BRAKE
18.General Diagnostic Table
A: INSPECTION
Trouble and possible causeCorrective action
1. Insufficient braking
performance
(1) Fluid leakage from the hydraulic mechanism Correct or replace. (cup, piston seal, piston
boot, master cylinder piston kit, pipe or
hose)
(2) Entry of air into the hydraulic mechanism Bleed air.
(3) Wear, deteriorated surface material, water or fluid on
lining
Replace, grind or clean.
(4) Improper operation of master cylinder, disc caliper,
brake booster or check valve
Correct or replace.
2. Unstable or uneven
braking
(1) Fluid on lining or rotor Correct the cause of fluid leakage, and
clean or replace.
(2) Rotor defective Repair or replace the rotor.
(3) Improper lining contact, deteriorated surface, deterio-
rated or wear lining material
Repair by grinding, or replace.
(4) Deformed back plate Repair or replace.
(5) Over inflation of tires Adjust air pressure.
(6) Defective wheel alignment Adjust alignment.
(7) Loose back plate or suppor t installation bolt Tighten to the specified torque.
(8) Faulty wheel bearing Replace.
(9) Defective hydraulic system Replace the cylinder, brake pipe or hose.
(10) Unstable effect of parking brake Check, adjust or replace the rear brake and
cable system.
3. Excessive pedal
stroke
(1) Entry of air into the hydraulic mechanism Bleed air.
(2) Excessive play in the master cylinder push rod Adjust.
(3) Fluid leakage from the hydraulic mechanism Correct or replace. (cup, piston seal, piston
boot, master cylinder piston kit, pipe or
hose)
(4) Improper lining contact or worn lining Correct or replace.
4. Brake dragging or
improper brake
return
(1) Insufficient pedal play Adjust play.
(2) Improper master cylinder return Clean or replace the cylinder.
(3) Clogged hydraulic system Replace.
(4) Improper return or adjustment of parking brake Repair or adjust.
(5) Weakened spring tension or breakage of shoe return
spring
Replace the spring.
(6) Improper disc caliper operation Correct or replace.
(7) Faulty wheel bearing Replace.
Brake noise (1)
(creaking sound)
(1) Hardened or deteriorated brake pad Replace the pad.
(2) Worn brake pad Replace the pad.
(3) Loose back plate or suppor t installation bolt Tighten to the specified torque.
(4) Loose wheel bearing Tighten to the specified torque.
(5) Dir ty rotor Clean the rotor, or clean and replace brake
assembly.
6. Brake noise (2)
(hissing sound)
(1) Worn brake pad Replace the pad.
(2) Improperly installed pad Correct or replace the pad.
(3) Loose or bent rotor Retighten or replace.
7. Brake noise (3)
(click sound)
Excessively worn pad or suppor t Replace the pad or the suppor t.

BVC(diag)-30
General Diagnostic Table
BRAKE VACUUM CONTROL (BVC) (DIAGNOSTICS)
12.General Diagnostic Table
A: INSPECTION
Symptom Main probable cause Other probable cause
Po or b rake pe r -
for mance
Long braking/
stopping dis-
tance
•Brake pad
•Aeration to brake line
•Tire specifications, tire wear and air
pressures
•Incorrect wiring or piping connections
•Master cylinder
•Brake caliper
•Disc rotor
•Brake pipe
•Brake booster
Long brake
pedal stroke
•Aeration to brake line
•Brake pedal play
•Master cylinder
•Brake caliper
•Brake pad
•Brake pipe
•Brake booster
Short brake
pedal stroke
•Brake vacuum pump
•Brake vacuum sensor
•Brake vacuum hose
•Master cylinder
•Brake caliper
•Brake pad
•Brake pipe
•Brake booster

DS-13
Front Axle
DRIVE SHAFT SYSTEM
3. Front Axle
A: REMOVAL
1) Disconnect the ground cable from the battery.
2) Lift-up the vehicle, and remove the front wheels.
3) Lift the crimped section of axle nut.
4) Remove the axle nut using a socket wrench
while depressing the brake pedal.
CAUTION:
Remove the wheel before loosening the axle
nut. Failure to follow this rule may damage the
wheel bearings.
5) Remove the stabilizer link.
6) Remove the disc brake caliper from the front
housing, and suspend it from strut using a piece of
wire.
7) Remove the disc rotor from the hub.
NOTE:
If it is difficult to remove the disc rotor from the hub,
drive the 8 mm of bolt into the threaded end of rotor,
then remove the rotor.
8) Remove the cotter pin and castle nut securing
the tierod end to the front housing knuckle arm.
9) Using a puller, remove the tie–rod ball joint from
knuckle arm.
CAUTION:
When removing tie-rod, do not hit the tie-rod
end with hammer.
10) Remove the ABS wheel speed sensor assem-
bly and harness.
DS-00038
FS-00201
DS-00041
(A) Cotter pin
(B) Castle nut
(C) Tie–rod
DS-00042
(C)
(B)
(A)
DS-00043
DS-00249

DS-14
Front Axle
DRIVE SHAFT SYSTEM
11) Remove the front arm ball joint from the front
housing.
12) Remove the PTJ from transmission.
13) Remove the front drive shaft assembly from the
hub. If it is hard to remove, use the ST.
ST1 926470000 AXLE SHAFT PULLER
ST2 28099PA110 AXLE SHAFT PULLER
PLATE
14) After scribing an alignment mark on the camber
adjusting bolt head, remove the bolts which con-
nect the front housing and strut, and disconnect the
front housing from the strut.
15) Remove the front axle.
B: INSTALLATION
1) Align the alignment mark on the camber adjust-
ing bolt head, and affix the front housing and strut
together using a new selflocking nut.
Tightening torque:
175 N·m (17.9 kgf-m, 129 ft-lb)
2) Install the front drive shaft. STALLATION, Front Drive Shaft.>
3) Install the front arm ball joint to the front housing.
Tightening torque:
50 N·m (5.1 kgf-m, 36.9 ft-lb)
4) Install the ABS wheel speed sensor on the front
housing.
Tightening torque:
7.5 N·m (0.8 kgf-m, 5.5 ft-lb)
5) Install the disc rotor to hub.
6) Install the disc brake caliper to the front housing.
Tightening torque:
120 N·m (12.2 kgf-m, 88.5 ft-lb)
7) Install the stabilizer link.
8) Connect the tie-rod end ball joint to the knuckle
arm with a castle nut.
Tightening torque:
27.0 N·m (2.75 kgf-m, 19.9 ft-lb)
CAUTION:
When connecting the tie–rod, do not hit the cap
at bottom of tie–rod end with a hammer.
9) Tighten the castle nut to specified torque and
tighten further within 60° until the pin hole is aligned
with the slot in nut. Bend the cotter pin to lock.
FS-00106
DS-00145
ST2
ST1
DS-00356
(A) Cotter pin
(B) Castle nut
(C) Tie–rod
DS-00042
(C)
(B)
(A)

DS-19
Front Hub Unit Bearing
DRIVE SHAFT SYSTEM
5. Front Hub Unit Bearing
A: REMOVAL
1) Disconnect the ground cable from the battery.
2) Lift-up the vehicle, and remove the front wheels.
3) Lift the crimped section of axle nut.
4) Remove the axle nut using a socket wrench
while depressing the brake pedal.
CAUTION:
Remove the wheel before loosening the axle
nut. Failure to follow this rule may damage the
wheel bearings.
5) Remove the disc brake caliper from the front
housing, and suspend it from strut using a piece of
wire.
6) Remove the disc rotor from the hub.
NOTE:
If it is difficult to remove the disc rotor from the hub,
drive the 8 mm of bolt into the threaded end of rotor,
then remove the rotor.
7) Remove four bolts from the front housing.
CAUTION:
•Do not get closer the tool which charged
magnetism to magnetic encoder.
•Be careful not to damage the magnetic en-
coder.
8) Remove the front hub unit bearing. If it is hard to
remove, use the ST.
ST1 926470000 AXLE SHAFT PULLER
ST2 28099PA110 AXLE SHAFT PULLER
PLATE
(A) Front housing
DS-00038
DS-00041
(A)
DS-00357
(1) Magnetic encoder
(2) Front hub unit bearing
(2)
DS-00250
(1)
DS-00145
ST2
ST1

DS-20
Front Hub Unit Bearing
DRIVE SHAFT SYSTEM
B: INSTALLATION
1) Place the disc cover between front housing and
front hub unit, and tighten the four bolts.
Tightening torque:
65 N·m (6.6 kgf-m, 47.9 ft-lb)
2) Install the front drive shaft. STALLATION, Front Drive Shaft.>
3) Tighten the axle nut temporarily.
4) Install the disc rotor to hub.
5) Install the disc brake caliper to the front housing.
Tightening torque:
120 N·m (12.2 kgf-m, 88.5 ft-lb)
6) While depressing the brake pedal, tighten a new
axle nut (olive color) to the specified torque and
lock it securely.
Tightening torque:
240 N·m (24.5 kgf-m, 177 ft-lb)
CAUTION:
•Install the wheel after installation of axle nut.
Failure to follow this rule may damage the
wheel bearing.
•Be sure to tighten the axle nut to specified
torque. Do not overtighten it as this may dam-
age the wheel bearing.
7) After tightening the axle nut, lock it securely.
8) Install the wheel and tighten the wheel nuts to
specified torque.
Tightening torque:
110 N·m (11.2 kgf-m, 81.1 ft-lb)
C: DISASSEMBLY
Using the ST and a hydraulic press, push out the
hub bolts.
ST 28399AG000 HUB STAND
CAUTION:
•Be careful not to hammer the hub bolts. This
may deform the hub.
•Do not reuse the hub bolt.
NOTE:
Since the hub unit bearing can not be disassem-
bled, only hub bolts can be removed.
D: ASSEMBLY
1) Attach the hub to the ST securely.
ST28099PA080 HUB STAND
2) Using a press, press the new hub bolts until their
seating surfaces contact the hub.
NOTE:
Use the 12 mm (0.47 in) dia. holes in the HUB
STAND to prevent bolts from tilting.
E: INSPECTION
Refer to Front Axle for inspection procedures.

CAUTION:
If there is any fault in the bearing, replace hub
unit bearing.
(A) Front housing
(A)
DS-00357
DS-00048
(1) Front hub unit bearing
(1) Front hub unit bearing
ST
DS-00252
(1)
DS-00253
ST
(1)

DS-21
Rear Hub Unit Bearing
DRIVE SHAFT SYSTEM
6. Rear Hub Unit Bearing
A: REMOVAL
1) Disconnect the ground cable from the battery.
2) Lift-up the vehicle, and then remove the rear
wheels.
3) Lift the crimped section of axle nut.
4) Remove the axle nut using a socket wrench
while depressing the brake pedal.
CAUTION:
Remove the wheel before loosening the axle
nut. Failure to follow this rule may damage the
wheel bearings.
5) Release the parking brake.
6) Remove the disc brake caliper from the rear
housing, and suspend it from the vehicle using a
piece of rope.
7) Remove the disc rotor from the hub.
NOTE:
•Mark the mating surface of hub and disc rotor be-
fore removing the disc rotor to avoid confusing
when installing.
•If it is difficult to remove the disc rotor from the
hub, drive the 8 mm of bolt into the threaded end of
rotor, then remove the rotor.
8) Remove the four bolts from rear arm.
9) Remove the hub unit bearing.
CAUTION:
•Be careful not to damage the magnetic en-
coder.
•Do not get closer the tool which charged
magnetism to magnetic encoder.DS-00038
DS-00358
(1) Magnetic encoder
(2) Rear hub unit bearing
DS-00359
DS-00251
(2)
(1)
DS-00360