2003 LEXUS LS430 torque

f. Temporarily tighten a new lock nut.
8.TEMPORARILY TIGHTEN FRONT SHOCK ABSORBER WITH COIL SPRING
a. Temporarily install the front shock absorber with coil spring with a bolt and a nut.
Fig. 41: Installing Front Shock Absorber With Coil Spring

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
b. Jack up the suspension lower arm assy slowly using a wood block to avoid damage.
c. Install front shock absorber with coil spring with 3 nuts.
Torque: 58 N.m (590 kgf.cm, 43 ft.lbf)

Fig. 42: Identifying Front Shock Absorber With Coil Spring Nuts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
d. Fully tighten the lock nut.
Torque: 28 N.m (280 kgf.cm, 20 ft.lbf)

Fig. 43: Tightening Lock Nut
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
9.INSTALL STEERING KNUCKLE LH
a. Install the steering knuckle to the upper arm assy with the castle nut.
Torque: 87 N.m (885 kgf.cm, 64 ft.lbf)
b. Install a new clip on the steering knuckle.
10.INSTALL FRONT STABILIZER LINK ASSY LH
a. Install the front stabilizer link assy LH and washer to the lower suspension arm assy with the nut.
Torque: 55 N.m (560 kgf.cm, 41 ft.lbf)

Fig. 44: Installing Front Stabilizer Link Assy LH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
11.STABILIZE SUSPENSION
a. Install the front wheels.
Torque: 103 N.m (1,050 kgf.cm, 76 ft.lbf)
b. Jack down the vehicle slowly until all the tires are on the ground.
c. Bounce the vehicle up and down several times to stabilize the suspension.
d. Remove the front wheels.
e. Jack up the suspension lower arm using a wood block to avoid damage.
12.FULLY TIGHTEN FRONT SHOCK ABSORBER WITH COIL SPRING
a. Fully tighten the front shock absorber with coil spring lower side bolt.
Torque: 157 N.m (1,600 kgf.cm, 116 ft.lbf)

Fig. 45: Tightening Front Shock Absorber With Coil Spring Fully
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
13.INSTALL FRONT WHEELS
Torque: 103 N.m (1,050 kgf.cm, 76 ft.lbf)
14.ADJUST FRONT WHEEL ALIGNMENT (See ADJUSTMENT
)
DISPOSAL
HINT:
Dispose of the RH side by following the same procedures as with the LH side.
1.DISPOSE OF SHOCK ABSORBER ASSY FRONT LH
a. Fully extend the shock absorber rod.
b. Using a drill, make a hole in the cylinder as shown in the illustration to discharge the gas inside.

Fig. 49: Removing Front Suspension Upper Arm Assy LH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
7.INSPECT FRONT SUSPENSION UPPER ARM ASSY LH
a. As shown in Fig. 50
, flip the ball joint stud back and forth 5 times before installing the nut.
b. Using a torque wrench, turn the nut continuously at a rate of 3 to 5 seconds per turn and take the
torque reading on the 5th turn.
Turning torque: 1.0 to 3.4 N.m (10 to 35 kgf.cm, 9 to 30 in.lbf)
If there is an
y abnormality, replace the front suspension upper arm assy LH with a new one.

Fig. 50: Inspecting Front Suspension Upper Arm Assy LH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
8.INSTALL FRONT SUSPENSION UPPER ARM ASSY LH
a. Install the front suspension upper arm assy LH with the 2 bolts.
Torque: 53 N.m (540 kgf.cm, 39 in.lbf)

Fig. 51: Installing Front Suspension Upper Arm Assy LH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
9.INSTALL STEERING KNUCKLE LH
a. Install the steering knuckle LH to the upper arm assy with the castle nut.
Torque: 87 N.m (885 kgf.cm, 64 in.lbf)
b. Install a new clip on the steering knuckle.
10.INSTALL PNEUMATIC FRONT LH W/SHOCK ABSORBER CYLINDER ASSY (AIR
SUSPENSION) (See REPLACEMENT
)
11.INSTALL FRONT SHOCK ABSORBER WITH COIL SPRING (COIL SPRING) (See
REPLACEMENT
)
12.INSTALL SKID CONTROL SENSOR WIRE
13.INSTALL FRONT WHEELS
Torque: 103 N.m (1,050 kgf.cm, 76 in.lbf)
14.ADJUST VEHICLE HEIGHT (See ON
-VEHICLE INSPECTION )
15.ADJUST FRONT WHEEL ALIGNMENT (See ADJUSTMENT
)