1991 LEXUS SC300 wheel torque

(b) Connect the upper arm to the axle carrier with a new nut.
Torque: 109 NVm (1,100 kgf Vcm, 80 ft Vlbf)
2. INSTALL REAR DRIVE SHAFT
(See page SA±66)
3. INSTALL ABS WIRE HARNESS CLAMP Connect the ABS wire harness clamp to the upper arm with
the two bolts.
4. INSTALL BRAKE CALIPER Install the brake caliper to the rear axle carrer with the 2 bolts.
Torque: 104 N Vm (1,065 kgf Vcm, 77 ft Vlbf)
5. INSTALL REAR WHEEL AND LOWER VEHICLE
SA±116
±
SUSPENSION AND AXLE REAR SUSPENSION
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(b) Temporarily connect the strut rod to the axle carrier with thebolt and nut.
4. INSTALL BRAKE CALIPER Install the brake caliper with the 2 bolts.
Torque: 104 N Vm (1,065 kgf Vcm, 77 ft Vlbf)
5. STABILIZE SUSPENSION
(a) Install the rear wheel and lower vehicle.
(b) Bounce the vehicle up and down several times to stabilize the
suspension.
(c) Jack up the vehicle and remove rear wheel.
6. TORQUE BOLTS AND NUTS
(a) Support the rear axle carrier with a jack.
(b) Torque the bolts and nuts of the strut rod.
Torque: 184 N Vm (1,880 kgf Vcm, 136 ft Vlbf)
(c) Torque the nut.
Torque: 143 N Vm (1,460 kgf Vcm, 106 ft Vlbf)
SA±122±
SUSPENSION AND AXLE REAR SUSPENSION
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(d) Torque the nut on the body side of the No.1 lower suspension
arm.
Torque: 184 N Vm (1,880 kgf Vcm, 136 ft Vlbf)
HINT: Align the matchmarks on the adjusting cam and body.
(e) Torque the nut on the body side of the No.2 lower suspension
arm.
Torque: 184 N Vm (1,880 kgf Vcm, 136 ft Vlbf)
HINT: Align the matchmarks on the adjusting cam and body.
7. INSTALL REAR WHEEL AND LOWER VEHICLE
Torque: 103 N Vm (1,050 kgf Vcm, 76 ft Vlbf)
8. CHECK REAR WHEEL ALIGNMENT
(See page SA±10)
±
SUSPENSION AND AXLE REAR SUSPENSIONSA±123
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5. ADJUST CAMBER AND CASTERSpecifications:
 


Camber
Left±right error 


0
01 ' + 30 '
30 ' or less
 


Caster
Left±right error 


2
56 ' + 30 '
30 ' or less
(a) Remove the engine under cover.
(b) Loosen the front and/or rear adjusting cam nuts.
(c) Adjust the camber and caster by front and/or rear adjusting
cams.
(See adjustment chart )
(d) Torque the front and/or rear adjusting cam nuts.
Torque: 226 N Vm (2,300 kgf Vcm, 166 ft Vlbf)
6. ADJUST TOE±IN
(a) Remove the boot clamps.
(b) Loosen the tie rod end lock nuts.
(c) Turn the left and right tie rod ends an amount to adjust the
toe±in.
Toe±in (total):
A+B 0.1  + 0.1 
C±D 1 + 1 mm (0.04 + 0.04 in.)
HINT: Insure that the lengths of the left and right tie rods are
the same.
Tie rod end length left±right error:
Less than 1.5 mm (0.059 in.)
SA±6±
SUSPENSION AND AXLE WHEEL ALIGNMENT
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(d) Tighten the tie rod end lock nut.
Torque: 56 NVm (570 kgf Vcm, 41 ft Vlbf)
(e) Place the boot on the seat and clip it.
HINT: Insure that the boots are not twisted.
7. INSPECT WHEEL ANGLE Wheel angle:
 

Inside wheel
 

37
04 '
(35 04 ' ~ 38 04 ')
 

Outside wheel
(reference) 

32
23 '
If wheel angle differ from the standard specifications, check
to see if the lengths of the left and right tie rods are the same.
HINT: If the tie rods lengths are not equal, the wheel angle
can not be adjusted properly.
Reinspect the toe±in after adjusting the tie rods lengths.
±
SUSPENSION AND AXLE WHEEL ALIGNMENTSA±7
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Length:(E±F) or (F±E) should be less 4.0 mm.
If not, adjust the length of the arms by turning the adjusting
cam, as shown, until (E±F) or (F±E) is less than 4.0 mm.
(b) Measure the camber and toe±in. Specifications:
 


Camber
Left±right error 


±0

53 ' + 30 '
30' or less
 


Toe±in 


A+B 0.4

+ 0.1

C±D 4.5 + 1 mm (0.18 + 0.04 in.)
If the camber and toe±in are still not within the specification,
adjust the camber and toe±in with the adjusting cam.
(c) Loosen and adjust the No.1 and/or No.2 cams.
(d) Adjust camber and toe±in by turning the No.1 and/ or No.2 cams.
(See adjustment chart )
(e) Torque the No.1 and/or No.2 cam nuts.
Torque: 184 N Vm (1,880 kgf Vcm, 134 ft Vlbf)
±
SUSPENSION AND AXLE WHEEL ALIGNMENTSA±11
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FRONT AXLE HUB
DESCRIPTION
SA002±06
The wheel bearings are double±row angular ball bearings having small rol\
ling resistance and are free from
maintenance.
The preload of the bearing can be determined only by tightening the axle hub\
nut at a specified torque,
improving serviceability.
SA±14±
SUSPENSION AND AXLE FRONT AXLE HUB
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5. CONNECT ABS SPEED SENSOR TO STEERINGKNUCKLE
Connect the sensor to the steering knuckle with the bolt.
Torque: 7.8 N Vm (80 kgf Vcm, 69 in. Vlbf)
6. INSTALL FRONT WHEEL AND LOWER VEHICLE
Torque: 103 N Vm (1,050 kgf Vcm, 76 ft Vlbf)
7. CHECK FRONT WHEEL ALIGNMENT
(See page SA±5)
FRONT WHEEL HUB BOLT
REPLACEMENT
SA1A1±01
1. JACK UP VEHICLE AND REMOVE FRONT WHEEL
2. REMOVE FRONT BRAKE CALIPER AND DISC
(See page SA±30)
3. REMOVE HUB BOLT Using SST, remove the hub bolt.
SST 09628±10011
4. INSTALL HUB BOLT Install a washer and nut to the bolt, as shown in the illustra-
tion, and install a new hub bolt by torquing the nut.
5. INSTALL FRONT BRAKE DISC AND CALIPER (See page SA±36)
6. INSTALL FRONT WHEEL AND LOWER VEHICLE
Torque: 103 N Vm (1,050 kgf Vcm, 76 ft Vlbf)
SA±24±
SUSPENSION AND AXLE FRONT AXLE HUB
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