wheel torque SUBARU LEGACY 1995 Service Owner's Manual

1. Suspension
1. IMPROPER VEHICLE POSTURE OR IMPROPER
WHEEL ARCH HEIGHT
Possible causes Countermeasures
(1) Permanent distortion or breakage of coil spring Replace.
(2) Unsmooth operation of damper strut Replace.
(3) Installation of wrong strut Replace with proper parts.
(4) Installation of wrong coil spring Replace with proper parts.
2. POOR RIDE COMFORT
1) Large rebound shock
2) Rocking of vehicle continues too long after running over
bump and/or hump.
3) Large shock in bumping
Possible causes Countermeasures
(1) Breakage of coil spring Replace.
(2) Over-inflation pressure of tire Adjust.
(3) Improper wheel arch height Adjust or replace coil springs with new ones.
(4) Fault in operation of damper strut Replace.
(5) Damage or deformation of strut mount Replace.
(6) Unsuitability of maximum and/or minimum length of
damper strutReplace with proper parts.
(7) Deformation or loss of bushing Replace.
(8) Deformation or damage of helper in strut assembly Replace.
(9) Oil leakage of damper strut Replace.
3. NOISE
Possible causes Countermeasures
(1) Wear or damage of damper strut component parts Replace.
(2) Loosening of suspension link installing bolt and/or nut Retighten to the specified torque.
(3) Deformation or loss of bushing Replace.
(4) Unsuitability of maximum and/or minimum length of
damper strutReplace with proper parts.
(5) Breakage of coil spring Replace.
(6) Wear or damage of ball joint Replace.
(7) Deformation of stabilizer clamp Replace.
46
4-1DIAGNOSTICS
1. Suspension

1. Front Axle
H4M0999A

1Spring pin


2Baffle plate (DOJ)


3Outer race (DOJ)


4Snap ring


5Inner race (DOJ)


6Ball


7Cage


8Circlip


9Boot band

10Boot (DOJ)


11Boot (UFJ)


12UFJ ASSY


13Baffle plate


14Oil seal (IN)


15Snap ring


16Bearing


17Housing


18Oil seal (OUT)

19Tone wheel


20Hub bolt


21Hub


22Axle nut
Tightening torque: N⋅m (kg-m, ft-lb)
T1: 13±3 (1.3±0.3, 9.4±2.2)
T2: 186±20 (19±2, 137±14)
5
4-2COMPONENT PARTS
1. Front Axle

2. Rear Axle
1. AWD MODEL
B4M0704A

1Baffle plate (DOJ)


2Outer race (DOJ)


3Snap ring


4Inner race


5Ball


6Cage


7Circlip


8Boot band


9Boot (DOJ)

10Boot (BJ)


11BJ ASSY


12Oil seal (IN. No. 2)


13Oil seal (IN. No. 3)


14Housing


15Bearing


16Snap ring


17Oil seal (OUT)


18Tone wheel

19Hub bolt


20Hub


21Axle nut
Tightening torque: N⋅m (kg-m, ft-lb)
T1: 13±3 (1.3±0.3, 9.4±2.2)
T2: 186±20 (19±2, 137±14)
6
4-2COMPONENT PARTS
2. Rear Axle

E: INSTALLATION
1) Install transverse link ball joint to housing.
Tightening torque:
44±6 N⋅m (4.5±0.6 kg-m, 32.5±4.3 ft-lb)
2) While aligning alignment mark on camber adjusting bolt
head, connect housing and strut.
CAUTION:
Use a new self-locking nut.
Tightening torque:
147±15 N⋅m (15±1.5 kg-m, 108±11 ft-lb)
3) Install speed sensor and harness on housing (only
vehicle equipped with A.B.S.).
4) Install disc rotor on hub.
5) Install disc brake caliper on housing.
Tightening torque:
59±10 N⋅m (6±1 kg-m, 43±7 ft-lb)
6) Install front drive shaft.
7) Connect stabilizer link.
G4M0236
8) Install tie-rod end ball joint on housing knuckle arm.
Tightening torque:
27.0±2.5 N⋅m (2.75±0.25 kg-m, 19.9±1.8 ft-lb)
G4M0237
9) While depressing brake pedal, tighten axle nut and lock
it securely.
Tightening torque:
186±20 N⋅m (19±2 kg-m, 137±14 ft-lb)
CAUTION:
Use a new axle nut.
Always tighten axle nut before installing wheel on
vehicle. If wheel is installed and comes in contact with
ground when axle nut is loose, wheel bearings may be
damaged.
Be sure to tighten axle nut to specified torque. Do
not overtighten it as this may damage wheel bearing.
14
4-2SERVICE PROCEDURE
1. Front Axle

G4M0238
10) After tightening axle nut, lock it securely.
11) Install wheel and tighten wheel nuts to specified
torque.
Tightening torque:
88±10 N⋅m (9±1 kg-m, 65±7 ft-lb)
2. Rear Axle (AWD Model)
A: REMOVAL
1) Disconnect ground cable from battery.
2) Jack-up vehicle, and remove rear wheel cap and
wheels.
CAUTION:
Be sure to loosen and retighten axle nut after remov-
ing wheel from vehicle. Failure to follow this rule may
damage wheel bearings.
3) Unlock axle nut.
4) Remove axle nut using a socket wrench.
B4M0050A
5) Return parking brake lever and loosen adjusting nut.
(1) Disc brake: Perform steps 6) and 7).
(2) Drum brake: Perform steps 8) through 10).
G4M0240
6) Remove disc brake caliper from back plate, and sus-
pend it from strut using a piece of wire.
7) Remove disc rotor from hub.
NOTE:
If disc rotor seizes up within hub, drive it out by installing
an 8-mm bolt into bolt hole in disc rotor.
15
4-2SERVICE PROCEDURE
1. Front Axle - 2. Rear Axle (AWD Model)

G4M0238
10) After tightening axle nut, lock it securely.
11) Install wheel and tighten wheel nuts to specified
torque.
Tightening torque:
88±10 N⋅m (9±1 kg-m, 65±7 ft-lb)
2. Rear Axle (AWD Model)
A: REMOVAL
1) Disconnect ground cable from battery.
2) Jack-up vehicle, and remove rear wheel cap and
wheels.
CAUTION:
Be sure to loosen and retighten axle nut after remov-
ing wheel from vehicle. Failure to follow this rule may
damage wheel bearings.
3) Unlock axle nut.
4) Remove axle nut using a socket wrench.
B4M0050A
5) Return parking brake lever and loosen adjusting nut.
(1) Disc brake: Perform steps 6) and 7).
(2) Drum brake: Perform steps 8) through 10).
G4M0240
6) Remove disc brake caliper from back plate, and sus-
pend it from strut using a piece of wire.
7) Remove disc rotor from hub.
NOTE:
If disc rotor seizes up within hub, drive it out by installing
an 8-mm bolt into bolt hole in disc rotor.
15
4-2SERVICE PROCEDURE
1. Front Axle - 2. Rear Axle (AWD Model)

Drum brake: Perform steps 9) through 11).
9) Clean brake pipe connection. Using a flare-nut wrench,
connect brake pipe to wheel cylinder.
10) Connect parking brake cable to lever.
11) Install brake drum on rear housing assembly.
12) Bleed air from brake system.
13) Adjust parking brake lever stroke by turning adjuster.
14) Move brake lever back to apply brakes. While
depressing brake pedal, tighten axle nut using a socket
wrench. Lock axle nut after tightening.
Tightening torque:
186±20 N⋅m (19±2 kg-m, 137±14 ft-lb)
CAUTION:
Use a new axle nut.
Always tighten axle nut before installing wheel on
vehicle. If wheel is installed and comes in contact with
ground when axle nut is loose, wheel bearings may be
damaged.
Be sure to tighten axle nut to specified torque. Do
not overtighten it as this may damage wheel bearing.
15) Install wheel and tighten wheel nuts to specified
torque.
Tightening torque:
88±10 N⋅m (9±1 kg-m, 65±7 ft-lb)
3. Rear Axle (FWD Model)
A: REMOVAL
1) Disconnect ground cable from battery.
2) Jack-up vehicle, and remove rear wheel cap and
wheels.
CAUTION:
Be sure to loosen and retighten axle nut after remov-
ing wheel from vehicle. Failure to follow this rule may
damage wheel bearings.
3) Pry hub cap off with a screwdriver placed between it
and hub.
4) Unlock axle nut.
5) Remove axle nut using a socket wrench. Remove
washer.
CAUTION:
Do not re-use old axle nut. Replace with a new one.
NOTE:
Temporarily tighten axle nut to hold hub in place.
22
4-2SERVICE PROCEDURE
2. Rear Axle (AWD Model) - 3. Rear Axle (FWD Model)

Drum brake: Perform steps 9) through 11).
9) Clean brake pipe connection. Using a flare-nut wrench,
connect brake pipe to wheel cylinder.
10) Connect parking brake cable to lever.
11) Install brake drum on rear housing assembly.
12) Bleed air from brake system.
13) Adjust parking brake lever stroke by turning adjuster.
14) Move brake lever back to apply brakes. While
depressing brake pedal, tighten axle nut using a socket
wrench. Lock axle nut after tightening.
Tightening torque:
186±20 N⋅m (19±2 kg-m, 137±14 ft-lb)
CAUTION:
Use a new axle nut.
Always tighten axle nut before installing wheel on
vehicle. If wheel is installed and comes in contact with
ground when axle nut is loose, wheel bearings may be
damaged.
Be sure to tighten axle nut to specified torque. Do
not overtighten it as this may damage wheel bearing.
15) Install wheel and tighten wheel nuts to specified
torque.
Tightening torque:
88±10 N⋅m (9±1 kg-m, 65±7 ft-lb)
3. Rear Axle (FWD Model)
A: REMOVAL
1) Disconnect ground cable from battery.
2) Jack-up vehicle, and remove rear wheel cap and
wheels.
CAUTION:
Be sure to loosen and retighten axle nut after remov-
ing wheel from vehicle. Failure to follow this rule may
damage wheel bearings.
3) Pry hub cap off with a screwdriver placed between it
and hub.
4) Unlock axle nut.
5) Remove axle nut using a socket wrench. Remove
washer.
CAUTION:
Do not re-use old axle nut. Replace with a new one.
NOTE:
Temporarily tighten axle nut to hold hub in place.
22
4-2SERVICE PROCEDURE
2. Rear Axle (AWD Model) - 3. Rear Axle (FWD Model)

G4M0275
5) Install hub on rear spindle. Temporarily tighten axle nut
and washer to hold hub in place.
CAUTION:
Discard old axle nut. Replace with a new one.
E: INSTALLATION
1) Connect rear spindle assembly to strut assembly.
Tightening torque:
147±15 N⋅m (15±1.5 kg-m, 108±11 ft-lb)
CAUTION:
Use a new self-locking nut.
G4M0272
2) Connect rear spindle assembly to lateral link assembly.
Tightening torque:
137±20 N⋅m (14±2 kg-m, 101±14 ft-lb)
CAUTION:
Use new self-locking nut.
3) Connect rear spindle assembly to trailing link assembly.
Tightening torque:
113±15 N⋅m (11.5±1.5 kg-m, 83±11 ft-lb)
CAUTION:
Use a new self-locking nut.
Disc brake: Perform steps 4) through 6).
4) Connect end of parking brake cable.
5) Install disc rotor to hub unit.
6) Install disc brake assembly to back plate.
Tightening torque:
52±6 N⋅m (5.3±0.6 kg-m, 38.3±4.3 ft-lb)
Drum brake: Perform steps 7) through 10).
7) Completely clean brake pipe connection. Using a flare-
nut wrench, connect brake pipe to wheel cylinder.
8) Connect parking brake cable to lever.
9) Install brake drum on hub unit.
10) Bleed air from brake system.
11) Tighten axle nut using a socket wrench, and lock
securely.
26
4-2SERVICE PROCEDURE
3. Rear Axle (FWD Model)

Tightening torque:
186±20 N⋅m (19±2 kg-m, 137±14 ft-lb)
CAUTION:
Use a new axle nut.
Always tighten axle nut before installing wheel on
vehicle. If wheel is installed and comes in contact with
ground when axle nut is loose, wheel bearings may be
damaged.
Be sure to tighten axle nut to specified torque. Do
not overtighten it as this may damage wheel bearing.
12) Install O-ring to hub cap flange, and install hub cap by
lightly tapping it with a plastic-faced hammer.
13) Install wheel and tighten wheel nuts to specified
torque.
Tightening torque (Wheel nut):
88±10 N⋅m (9±1 kg-m, 65±7 ft-lb)
4. Front and Rear Drive Shafts
A: REMOVAL
1. FRONT DRIVE SHAFT
1) Disconnect ground cable from battery.
2) Jack-up vehicle, support it with safety stands (rigid
racks), and remove front wheel cap and wheels.
3) Unlock axle nut.
4) While depressing brake pedal, remove axle nut using a
socket wrench.
CAUTION:
Be sure to loosen and retighten axle nut after remov-
ing wheel from vehicle. Failure to follow this rule may
damage wheel bearings.
5) Disconnect stabilizer link from transverse link.
6) Disconnect transverse link from housing.
G4M0279
7) Remove spring pin which secures transmission spindle
to DOJ.
CAUTION:
Use a new spring pin.
27
4-2SERVICE PROCEDURE
3. Rear Axle (FWD) - 4. Front and Rear Drive Shafts