Lexus GS300/400 (2000 year). Manual — part 258

SA0RC–01

F02311

F02313

SST

F02398

SA–18

–

SUSPENSION AND AXLE

FRONT SHOCK ABSORBER

2018

REMOVAL

1.

REMOVE FRONT WHEEL
Torque: 103 N·m (1,050 kgf·cm, 76 ft·lbf)

2.

REMOVE BRAKE CALIPER

(a)

Remove the 2 bolts and caliper from the steering knuckle.
Torque: 118 N·m (1,200 kgf·cm, 87 ft·lbf)

(b)

Support the brake caliper securely.

3.

DISCONNECT ABS SPEED SENSOR AND WIRE
HARNESS

(a)

Remove the bolt and ABS speed sensor.
Torque: 7.8 N·m (80 kgf·cm, 69 in.·lbf)

(b)

Remove the bolt and ABS speed sensor wire harness.
Torque: 5.0 N·m (55 kgf·cm, 48 in.·lbf)

4.

DISCONNECT UPPER SUSPENSION ARM FROM
STEERING KNUCKLE

(a)

Remove the clip and nut.
Torque: 87 N·m (890 kgf·cm, 64 ft·lbf)

(b)

Using SST, disconnect the upper suspension arm from
the steering knuckle.
SST

09610–20012

5.

DISCONNECT STABILIZER BAR FROM STABILIZER
BAR LINK

Remove the bolt and nut, and disconnect the stabilizer bar from
the stabilizer bar link

Torque: 55 N·m (560 kgf·cm, 41 ft·lbf)

F02315

F02320

–

SUSPENSION AND AXLE

FRONT SHOCK ABSORBER

SA–19

2019

6.

REMOVE FRONT SHOCK ABSORBER

(a)

Remove the bolt and nut, and disconnect the shock ab-
sorber from the shock absorber bracket.
Torque: 157 N·m (1,600 kgf·cm, 116 ft·lbf)

HINT:
At the time of installation, after stabilizing the suspension,
torque the bolt.

(b)

Loosen the piston rod lock nut.

NOTICE:
Do not remove it.

Torque: 27 N·m (280 kgf·cm, 20 ft·lbf)

(c)

Remove the 3 nuts and shock absorber and suspension
support No.1 from the body.
Torque: 56 N·m (570 kgf·cm, 41 ft·lbf)

SA0R2–01

R03031

R13504

SA–2

–

SUSPENSION AND AXLE

TIRE AND WHEEL

2002

TIRE AND WHEEL

INSPECTION

1.

INSPECT TIRE

(a)

Check the tires for wear and for the proper inflation pres-
sure.
Cold tire inflation pressure:
(GS 400)

Tire size

Front

kPa (kgf/cm

2

or bar, psi)

Rear

kPa (kgf/cm

2

or bar, psi)

225/55R16 94V

*

1

220 (2.2, 32)

*

2

290 (2.9, 42)

*

1

220 (2.2, 32)

*

2

290 (2.9, 42)

235/45ZR17

*

1

230 (2.3, 33)

*

2

300 (3.0, 44)

*

1

230 (2.3, 33)

*

2

300 (3.0, 44)

(GS 300)

Tire size

Front

kPa (kgf/cm

2

or bar, psi)

Rear

kPa (kgf/cm

2

or bar, psi)

P215/60R16 94V

*

1

210 (2.1, 30)

*

2

300 (3.0, 44)

*

1

210 (2.1, 30)

*

2

300 (3.0, 44)

225/55R16 94V

*

1

220 (2.2, 32)

*

2

300 (3.0, 44)

*

1

220 (2.2, 32)

*

2

300 (3.0, 44)

*

1

: For driving under 160 km/h (100 mph)

*

2

: For driving at 160 km/h (100 mph) or over

(b)

Check the tire runout.
Tire runout: 1.4 mm (0.055 in.) or less

2.

ROTATING TIRES

HINT:
See the illustration for where to rotate each tire.

R07928

F04238

16 inch wheel

17 inch wheel

Approx. 25 mm (0.984 in.)

Approx. 25 mm (0.984 in.)

R11097

–

SUSPENSION AND AXLE

TIRE AND WHEEL

SA–3

2003

3.

INSPECT WHEEL BALANCE

(a)

Check and adjust the off–the–car balance.

(b)

If necessary, check and adjust the on–the–car balance.
Unbalance after adjustment: 8.0 g (0.018 lb) or less

NOTICE:

Adhere the sticking type balance weight to the flat
position shown in the illustration.

Push the balance weight securely with a finger to ad-
here it to the position.
(Pushing force: 10 kgf/more than 2 secs.)

After cleaning the surface which the balance weight
will be adhered to of dirt, oil and water with a cleaning
detergent, adhere the balance weight to the surface.

Do not touch the sticking surface of the tape.

Do not use the once used balance weight.

Please use the TOYOTA genuine sticking type bal-
ance weight.

4.

CHECK WHEEL BEARING LOOSENESS

(a)

Check the backlash in the bearing shaft direction.
Maximum: 0.05 mm (0.0020 in.)

(b)

Check the axle hub deviation.
Maximum: 0.05 mm (0.0020 in.)

5.

CHECK FRONT SUSPENSION FOR LOOSENESS

6.

CHECK STEERING LINKAGE FOR LOOSENESS

7.

CHECK BALL JOINT FOR LOOSENESS AND
EXCESSIVE PLAY (See page

SA–34

)

8.

CHECK SHOCK ABSORBER WORKS PROPERLY

Check for oil leak

Check mounting bushings for wear

Bounce front and rear of the vehicle