Lexus SC300 / Lexus SC400. Manual — part 823
FRONT SHOCK ABSORBER REMOVAL
SA0RN–04
1.
JACK UP VEHICLE AND REMOVE FRONT WHEEL
2. REMOVE
BRAKE
CALIPER
(a) Remove the 2 bolts and caliper from the steering knuckle.
(b) Hang up the brake caliper using wire, etc.
3.
REMOVE FRONT FENDER SPLUSH SHIELD
4.
LH side only:
MOVE WASHER TANK
(a) Remove the bolt.
(b) Remove the bolt and move the washer tank away from the
body.
5. DISCONNECT
ABS
SPEED
SENSOR
AND
WIRE
HARNESS
(a) Remove the bolt and disconnect the speed sensor from the
steering knuckle.
SA–28
–
SUSPENSION AND AXLE
FRONT SUSPENSION
(b) Remove the 3 bolts and disconnect the wire harness clamp
to prevent the wire harness being damaged when removing
or installing the through bolt.
6.
LOOSEN PISTON ROD LOCK NUT
(a) Remove the plug from the support.
(b) Loosen the lock nut in the middle of the suspension support.
NOTICE: Only loosen the nut, do not remove it.
7.
DISCONNECT UPPER SUSPENSION ARM
(a) Remove the bolt and nut and disconnect the upper
suspension arm from the member.
(b) Hang up the upper suspension arm using wire, etc.
8.
REMOVE SHOCK ABSORBER
(a) Remove the bolt and nut and disconnect the shock absorber
from the lower suspension arm.
–
SUSPENSION AND AXLE
FRONT SUSPENSION
SA–29
(b) Remove 3 nuts and shock absorber from the body.
FRONT SHOCK ABSORBER
DISASSEMBLY
SA0RP–04
1.
REMOVE SUSPENSION SUPPORT AND COIL SPRING
(a) Using SST, compress the coil spring.
SST 09727–30020
NOTICE: Do not use an impact wrench.
It will damage the SST.
(b) Remove the suspension support center nut.
(c) Remove the suspension support, coil spring and spring
bumper.
2.
REMOVE INSULATOR FROM SUSPENSION SUPPORT
SA–30
–
SUSPENSION AND AXLE
FRONT SUSPENSION
FRONT SHOCK ABSORBER
INSPECTION
SA0RQ–03
INSPECT SHOCK ABSORBER
Compress and extend the shock absorber rod and check that
there is no abnormal resistance or unusual operation
sounds.
If there is any abnormality, replace the shock absorber with
a new one.
NOTICE: When discarding the shock absorber, use the
following procedure.
FRONT SHOCK ABSORBER DISPOSAL
SA0RR–03
1.
FULLY EXTEND SHOCK ABSORBER ROD
2.
DRILL HOLE TO REMOVE GAS FROM CYLINDER
Using a drill, make a hole in the cylinder, as shown to remove
the gas inside.
CAUTION: The gas coming out is harmless, but be care-
ful of chips which may fly up when drilling.
FRONT SHOCK ABSORBER ASSEMBLY
SA0RS–05
1.
INSTALL INSULATOR TO SUSPENSION SUPPORT
HINT: Match the bolt of the suspension support with the cut–
out part of the insulator.
2.
INSTALL SPRING BUMPER TO SHOCK ABSORBER
3.
INSTALL COIL SPRING TO SHOCK ABSORBER
(a) Using SST, compress the coil spring.
SST 09727–30020
NOTICE: Do not use an impact wrench.
It will damage the SST.
–
SUSPENSION AND AXLE
FRONT SUSPENSION
SA–31
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