Lexus RX300 (MCU15). Service manual - part 547

SA10M–03

W03646

SA–28

–

SUSPENSION AND AXLE

FRONT SHOCK ABSORBER

LEXUS RX300   (RM785E)

INSPECTION

INSPECT SHOCK ABSORBER
Compress and extend the shock absorber rod and check that
there is no abnormal resistance or unusual operation sound.
If there is any abnormality, replace the shock absorber with a
new one.
NOTICE:
When disposing of the shock absorber, see DISPOSAL on
page SA–29.

SA10N–03

N00204

–

SUSPENSION AND AXLE

FRONT SHOCK ABSORBER

SA–29

LEXUS RX300   (RM785E)

DISPOSAL

1.

FULLY EXTEND SHOCK ABSORBER ROD

2.

DRILL HOLE TO DISCHARGE GAS FROM CYLINDER

Using a drill, make a hole in the cylinder, as shown in the illustra-
tion to discharge the gas inside.
CAUTION:
The discharging gas is harmless, but be careful of chips
which may fly up when drilling.

SA10O–03

F03959

SST

SST

F03960

SST

SA–30

–

SUSPENSION AND AXLE

FRONT SHOCK ABSORBER

LEXUS RX300   (RM785E)

REASSEMBLY

1.

INSTALL LOWER INSULATOR ONTO SHOCK AB-
SORBER

2.

INSTALL SPRING BUMPER TO PISTON ROD

3.

INSTALL COIL SPRING

(a)

Using SST, compress the coil spring.
SST

09727–30021

NOTICE:
Do not use an impact wrench. It will damage the SST.
HINT:
Use 2 of the same type of SST.

(b)

Install the coil spring to the shock absorber.

HINT:
Fit the lower end of the coil spring into the gap of the spring low-
er seat.
4.

INSTALL UPPER INSULATOR, SPRING UPPER SEAT,
BEARING AND SUSPENSION SUPPORT

(a)

Install the upper insulator.

(b)

Install the spring upper seat to the shock absorber with
the mark facing to the outside of the vehicle.

(c)

Install the ball bearing.

(d)

Install the suspension support with the mark facing to the
outside of the vehicle.

(e)

Using SST to hold the spring upper seat, install a new nut.
SST

09729–22031

Torque: 49 N·m (500 kgf·cm, 36 ft·lbf)

(f)

Remove the SST from the coil spring.
SST

09727–30021

SA10P–06

–

SUSPENSION AND AXLE

FRONT SHOCK ABSORBER

SA–31

LEXUS RX300   (RM785E)

INSTALLATION

Installation is in the reverse order of removal (See page SA–26).
HINT:
After installation, check the front wheel alignment (See page SA–4).