O2 sensor SUBARU LEGACY 1999 Service Repair Manual

7. Rear Trailing Link
A: REMOVAL
H4M1066C
(1) Trailing link
(2) Front bushing
(3) Rear bushing
(4) Bracket(5) Housing
(6) Self-locking nutTightening torque: N´m (kg-m, ft-lb)
T1:
98±20 (10.0±2.0, 72±14)
T2:11 3±15 (11.5±1.5, 83±11 )
1) Loosen rear wheel nuts.
2) Lift-up vehicle, support it with safety stands
(rigid racks) and remove rear wheels.
3) Remove both rear parking brake clamp and
ABS sensor harness. (ABS equipped models.)
4) Remove bolt which secure trailing link to trailing
link bracket.
B4M0570A
5) Remove bolt which secure trailing link to rear
housing.
25
[W7A0]4-1SERVICE PROCEDURE
7. Rear Trailing Link

8. Lateral Link
A: REMOVAL
H4M1067C
(1) Crossmember
(2) Adjusting bolt
(3) Stabilizer link
(4) Rear lateral link
(5) Bushing (C)
(6) Bushing (A)
(7) Front lateral link(8) Bushing (B)
(9) Washer
(10) Cap (Protection)
(11) Trailing link
(12) Self-locking nutTightening torque: N´m (kg-m, ft-lb)
T1:
44±6 (4.5±0.6, 32.5±4.3)
T2:98±15 (10.0±1.5, 72±11 )
T3:11 3±15 (11.5±1.5, 83±11
T4:137±20 (14.0±2.0, 101±14)
1) Loosen wheel nuts. Lift-up vehicle and remove
wheel.
2) Remove stabilizers link from lateral link.
3) Remove ABS sensor harness from trailing link.
(ABS equipped models.)
4) Remove bolt securing trailing link to housing.
B4M0573A
5) Remove bolts which secure lateral link assem-
bly to rear housing.
6) Remove crossmember reinforcement lower
from crossmember. (4 door model only)
29
[W8A0]4-1SERVICE PROCEDURE
8. Lateral Link

CAUTION:
ICheck that hose clip is positioned properly.
ICheck brake hose for twisting, or excessive
tension.
IModels equipped with ABS:
Do not subject ABS sensor harness to exces-
sive tension.
6) Be sure to bleed air from brake system.
7) Lower vehicle and tighten wheel nut.
Tightening torque:
88
±10 N´m (9±1 kg-m, 65±7 ft-lb)
8) Sedan:
Install rear seat backrest and rear seat cushion.
Wagon:
Install strut cap of rear quarter trim.
NOTE:
Check wheel alignment and adjust if necessary.
35
[W9E0]4-1SERVICE PROCEDURE
9. Rear Strut

10. Rear Crossmember
A: REMOVAL
B4M0572B
(1) Crossmember
(2) Floating bushing
(3) Adjusting bolt
(4) Stopper
(5) Stabilizer link
(6) Rear lateral link
(7) Front lateral link
(8) Washer(9) Cap (Protection)
(10) Trailing link
(11) Self-locking nut
(12) Crossmember reinforcement
lower (Sedan model only)Tightening torque: N´m (kg-m, ft-lb)
T1:
25±7 (2.5±0.7, 18.1±5.1)
T2:44±6 (4.5±0.6, 32.5±4.3)
T3:98±15 (10.0±1.5, 72±11 )
T4:11 3±15 (11.5±1.5, 83±11 )
T5:127±20 (13.0±2.0, 94±14)
T6:137±20 (14.0±2.0, 101±14)
CAUTION:
Do not subject ABS sensor harness to exces-
sive tension. (ABS equipped models.)
1) Separate front exhaust pipe and rear exhaust
pipe.
2) Remove rear exhaust pipe and muffler.
3) Remove crossmember reinforcement lower.
(Sedan model only)
4) Remove rear differential. 5) Place transmission jack under rear crossmem-
ber.
G4M0544
36
4-1[W10A0]SERVICE PROCEDURE
10. Rear Crossmember

12) Attach hub to ST1 securely.
13) Clean dust or foreign particles from the pol-
ished surface of hub.
14) sing ST2, press bearing into hub by driving
inner race.
ST1 927080000 HUB STAND
ST2 927120000 HUB INSTALLER
G4M0235
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 ABS).
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.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)
G4M0236
9) While depressing brake pedal, tighten axle nut
and lock it securely.
CAUTION:
IUse a new axle nut.
IAlways 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.
IBe sure to tighten axle nut to specified
torque. Do not overtighten it as this may dam-
age wheel bearing.
Tightening torque:
186
±20 N´m (19±2 kg-m, 137±14 ft-lb)
G4M0237
10) After tightening axle nut, lock it securely.
G4M0238
13
[W1E0]4-2SERVICE PROCEDURE
1. Front Axle

8) Disconnect parking brake cable end.
G4M0241
9) Remove bolts which secure trailing link assem-
bly to rear housing.
CAUTION:
Discard old self-locking nut. Replace with a
new one.
G4M0246
10) Remove bolts which secure lateral link assem-
bly to rear housing.
CAUTION:
Discard old self-locking nut. Replace with a
new one.
G4M0245
11) Disengage BJ from housing splines, and
remove rear drive shaft assembly. If it is hard to
remove, use STs.
ST1 926470000 AXLE SHAFT PULLER
ST2 927140000 PLATE
CAUTION:
IBe careful not to damage oil seal lip when
removing rear drive shaft.
IWhen rear drive shaft is to be replaced, also
replace inner oil seal with a new one.
G4M0247
12) Remove rear ABS sensor from back plate
(only vehicle equipped with ABS).
H4M1139A
13) Remove bolts which secure rear housing to
strut, and separate the two.
G4M0249
2. DRUM BRAKE
1) Disconnect ground cable from battery.
2) Jack-up vehicle, and remove rear wheel cap
and wheels.
15
[W2A2]4-2SERVICE PROCEDURE
2. Rear Axle

11) Using ST1 and ST2, press bearing into hub.
ST1 927080000 HUB STAND
ST2 927450000 HUB INSTALLER
G4M0262
E: INSTALLATION
1. DISC BRAKE
1) Connect rear housing assembly and strut
assembly.
CAUTION:
Use a new self-locking nut.
Tightening torque:
147
±15 N´m (15±1.5 kg-m, 108±11 ft-lb)
2) Fit BJ (bell joint) to rear housing splines.
CAUTION:
Be careful not to damage inner oil seal lip.
3) Connect rear housing assembly to lateral link
assembly.
CAUTION:
Use a new self-locking nut.
Tightening torque:
137
±20 N´m (14±2 kg-m, 101±14 ft-lb)
G4M0245
4) Connect rear housing assembly to trailing link
assembly.
CAUTION:
Use a new self-locking nut.
Tightening torque:
98 Ð 127 N´m (10 Ð 13 kg-m, 72 Ð 94
ft-lb)
G4M0246
5) Connect parking brake cable to parking brake.
6) Install disc rotor on rear housing assembly.
7) Install disc brake caliper on back plate.
Tightening torque:
52
±6 N´m (5.3±0.6 kg-m, 38.3±4.3 ft-lb)
G4M0240
8) Install rear speed sensor to back plate (only
vehicle equipped with ABS).
G4M0266
9) Bleed air from brake system. [W11B0].>
10) Adjust parking brake lever stroke by turning
adjuster.
11) Move brake lever back to apply brakes. While
depressing brake pedal, tighten axle nut using a
20
4-2[W2E1]SERVICE PROCEDURE
2. Rear Axle

3. 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
removing 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.
7) Remove spring pin which secures transmission
spindle to DOJ/SFJ.
CAUTION:
Use a new spring pin.
G4M0279
8) Remove front drive shaft assembly. If it is hard
to remove, use ST1 and ST2.
ST1 926470000 AXLE SHAFT PULLER
ST2 927140000 PLATE
CAUTION:
IBe careful not to damage oil seal lip when
removing front drive shaft.
IWhen front drive shaft is to be replaced, also
replace inner oil seal.
G4M0216
2. REAR DRIVE SHAFT
1) Disconnect ground cable from battery.
2) Lift-up vehicle, and remove rear wheel cap and
wheels.
CAUTION:
Be sure to loosen and retighten axle nut after
removing wheel from vehicle. Failure to follow
this rule may damage wheel bearings.
3) Unlock axle nut.
4) Loosen axle nut using a socket wrench.
CAUTION:
Do not remove axle nut.
5) Remove ABS sensor clamps and parking brake
cable bracket.
6) Remove bolts which secure lateral link assem-
bly to rear housing.
CAUTION:
Discard old self-locking nut. Replace with a
new one.
7) Remove bolts which secure trailing link assem-
bly to rear housing.
CAUTION:
Discard old self-locking nut. Replace with a
new one.
8) Remove crossmember reinforcement lower
from crossmember (4 door model only).
9) Remove DOJ from rear differential using ST.
(Except 2200 cc AT vehicles)
ST 28099PA100 DRIVE SHAFT REMOVER
CAUTION:
Do not remove circlip attached to inside of dif-
ferential.
G4M0994
22
4-2[W3A1]SERVICE PROCEDURE
3. Front and Rear Drive Shafts

4. Replacement of Front SFJ,
DOJ and BJ Boots
A: REMOVAL
1) Disconnect ground cable from battery.
2) Jack-up vehicle, support it with safety stands
(rigid racks), and remove front wheel cap and
wheels.
NOTE:
Do not remove axle nut.
3) Remove stabilizer link.
4) Disconnect transverse link from housing.
5) Remove spring pin which secures transmission
spindle to DOJ/SFJ.
CAUTION:
Use a new spring pin.
G4M0279
6) Remove SFJ, DOJ and BJ boots from drive
shaft. or [W3B2].>
B: INSTALLATION
1) Install SFJ, DOJ and BJ boots to drive shaft.
or
2) Install DOJ/SFJ on transmission spindle and
drive spring pin into place.
CAUTION:
Always use a new spring pin.
G4M0279
3) Connect transverse link to housing.
4) Install stabilizer link.
5. Replacement of Rear DOJ
and BJ Boots
A: REMOVAL
1) Disconnect ground cable from battery.
2) Lift-up vehicle, and remove rear wheel cap and
wheels.
NOTE:
Axle nut need not be removed.
3) Remove ABS sensor clamps and parking brake
cable bracket.
4) Disconnect stabilizer link from lateral link.
5) Remove bolts which secure lateral link assem-
bly to rear housing.
6) Remove bolts which secure trailing link assem-
bly to rear housing.
7) Remove crossmember reinforcement lower
from crossmember (4 door model only).
8) Remove DOJ from rear differential using ST.
(Except 2200 cc AT vehicles)
ST 28099PA100 DRIVE SHAFT REMOVER
CAUTION:
Do not remove circlip attached to inside of dif-
ferential.
G4M0994
CAUTION:
Be careful not to damage side bearing retainer.
Always use bolt as shown in figure, as support-
ing point for ST during removal.
ST 28099PA100 DRIVE SHAFT REMOVER
G4M0995
36
4-2[W4A0]SERVICE PROCEDURE
4. Replacement of Front SFJ, DOJ and BJ Boots

4. Replacement of Front SFJ,
DOJ and BJ Boots
A: REMOVAL
1) Disconnect ground cable from battery.
2) Jack-up vehicle, support it with safety stands
(rigid racks), and remove front wheel cap and
wheels.
NOTE:
Do not remove axle nut.
3) Remove stabilizer link.
4) Disconnect transverse link from housing.
5) Remove spring pin which secures transmission
spindle to DOJ/SFJ.
CAUTION:
Use a new spring pin.
G4M0279
6) Remove SFJ, DOJ and BJ boots from drive
shaft. or [W3B2].>
B: INSTALLATION
1) Install SFJ, DOJ and BJ boots to drive shaft.
or
2) Install DOJ/SFJ on transmission spindle and
drive spring pin into place.
CAUTION:
Always use a new spring pin.
G4M0279
3) Connect transverse link to housing.
4) Install stabilizer link.
5. Replacement of Rear DOJ
and BJ Boots
A: REMOVAL
1) Disconnect ground cable from battery.
2) Lift-up vehicle, and remove rear wheel cap and
wheels.
NOTE:
Axle nut need not be removed.
3) Remove ABS sensor clamps and parking brake
cable bracket.
4) Disconnect stabilizer link from lateral link.
5) Remove bolts which secure lateral link assem-
bly to rear housing.
6) Remove bolts which secure trailing link assem-
bly to rear housing.
7) Remove crossmember reinforcement lower
from crossmember (4 door model only).
8) Remove DOJ from rear differential using ST.
(Except 2200 cc AT vehicles)
ST 28099PA100 DRIVE SHAFT REMOVER
CAUTION:
Do not remove circlip attached to inside of dif-
ferential.
G4M0994
CAUTION:
Be careful not to damage side bearing retainer.
Always use bolt as shown in figure, as support-
ing point for ST during removal.
ST 28099PA100 DRIVE SHAFT REMOVER
G4M0995
36
4-2[W4A0]SERVICE PROCEDURE
4. Replacement of Front SFJ, DOJ and BJ Boots