2003 LEXUS LS430 shock absorber

Fig. 31: Tightening Pneumatic Front LH W/Shock Absorber Cylinder Assy Fully
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
17.INSTALL FRONT WHEELS
Torque: 103 N.m (1,050 kgf.cm, 76 ft.lbf)
18.ADJUST VEHICLE HEIGHT (See ON
-VEHICLE INSPECTION )
19.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 PNEUMATIC FRONT LH W/ SHOCK ABSORBER CYLINDER ASSY
a. Fully extend the shock absorber rod.
1. Using a drill, make a hole in the dimension as shown in Fig. 32
to discharge the gas inside.

Fig. 32: Disposing Of Pneumatic Front LH W/Shock Absorber Cylinder Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
REPLACEMENT
HINT:
Use the same procedures for the RH side and LH side.
The procedures listed below are for the LH side.
1.REMOVE FRONT WHEELS
2.SEPARATE FRONT STABILIZER LINK ASSY LH
a. Support the suspension lower arm with a jack using a wood block to avoid damage.
b. Remove nut and washer and separate the stabilizer link assy LH.

Fig. 34: Separating Steering Knuckle LH
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4.REMOVE FRONT SHOCK ABSORBER WITH COIL SPRING
a. Loosen the lock nut.

Fig. 35: Loosening Lock Nut
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b. Remove the front shock absorber with coil spring lower side nut.

Fig. 36: Removing Front Shock Absorber With Coil Spring Lower Side Nut
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
c. Remove the 3 nuts on the upper side of the front shock absorber with coil sprin
g.

Fig. 37: Removing Nuts On Upper Side Of Front Shock Absorber
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
d. Let it down slowly to remove the bolt and front shock absorber with coil spring.
5.REMOVE SHOCK ABSORBER ASSY FRONT LH
a. Using SST, compress the front coil spring LH.
SST 09727-30021
b. Remove the lock nut.
c. Remove the suspension support, front suspension support assy, front coil spring insulator upper LH
and front coil spring LH.

Fig. 38: Removing Shock Absorber Assy Front LH
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6.INSPECT SHOCK ABSORBER ASSY FRONT LH
a. Compress and extend the shock absorber rod 4 times or more.
Then check that there is no abnormal resistance or sound and operation resistance is normal.
If there is any abnormality, replace the shock absorber assy front LH with a new one.

Fig. 39: Inspecting Shock Absorber Assy Front LH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
7.INSTALL SHOCK ABSORBER ASSY FRONT LH
a. Using SST, compress the front coil spring LH.
SST 09727-30021