Front Suspension: Removal & Installation Lexus GS II рестайлинг

Removal

1. Remove front wheel.
2. Remove bolts and brake caliper from steering knuckle. (Scheme 3) Support brake caliper securely.
3. Remove disc.
4. Check bearing backlash and axle hub deviation. See «BEARING BACKLASH & AXLE HUB DEVIATION»(ref-156691-S18839219582003072500000).
5. Remove bolt and ABS speed sensor.
6. Remove upper side of clip and nut. Using Special Tool 09610-20012, remove steering knuckle from upper control arm. (Scheme 4)
7. Remove bolts and steering knuckle from lower ball joint. (Scheme 5)

Scheme 3

Scheme 4

Scheme 5

Installation

1. Installation is reverse of removal. Tighten all fasteners to specification. See «TORQUE SPECIFICATIONS»(ref-156691-S19851874602003072500000) .
2. Check ABS speed sensor signal. See «TEST F: SPEED SENSOR SIGNAL CHECK»(ref-153594-S37091386092003041500000) under SYSTEM TESTS in ANTI-LOCK/VEHICLE SKID CONTROL - GS 300 & GS 430 article in BRAKES.

1. Remove front wheel.
2. Remove bolts and brake caliper. Support brake caliper securely.
3. Remove clip and nut. Using Special Tool 09610-20012, disconnect tie rod end from lower ball joint. (Scheme 6)
4. Remove cotter pin and nut. Using Special Tool 09628-62011, remove lower ball joint from lower control arm. (Scheme 7)
5. Remove bolts and lower ball joint from steering knuckle.
6. Inspect ball joint for rotation condition. See «BALL JOINT ROTATION CHECKING»(ref-156691-S42051993572003072500000) under ADJUSTMENTS & INSPECTION.

Scheme 6

Scheme 7

1. To install, reverse removal procedure. Tighten all nuts and bolts to specification. See «TORQUE SPECIFICATIONS»(ref-156691-S19851874602003072500000) .
2. Check front wheel alignment. See appropriate SPECIFICATIONS & PROCEDURES article in WHEEL ALIGNMENT.

1. Remove front wheel. Remove engine undercovers.
2. Remove bolts and brake caliper. Support brake caliper securely.
3. Remove disc.
4. Remove clip and nut. Using Special Tool 09610-20012, disconnect tie rod end from steering knuckle. (Scheme 8)
5. On vehicles with HID type headlight, remove nut and disconnect height control sensor link from shock absorber bracket. (Scheme 9)
6. Remove bolt and nut. Disconnect stabilizer bar link from stabilizer bar. Remove nut and stabilizer bar link (Scheme 10)
7. Remove bolt and nut. Disconnect shock absorber from shock absorber bracket. (Scheme 11)
8. Loosen No. 1 and No. 2 lower control arm set bolts. (Scheme 12)
9. Remove cotter pin and nuts. Using Special Tool 09628-62011, disconnect No. 2 lower control arm from lower ball joint. (Scheme 13)
10. Remove nut, bolts and strut bar bracket. (Scheme 14)
11. Place matchmarks on camber adjusting cam and suspension crossmember. (Scheme 15) Remove bolt, nut and lower control arm assembly.
12. Remove bolt and shock absorber bracket from No. 1 lower control arm. Remove bolts and separate No. 1 and No. 2 lower control arms.

Scheme 8

Scheme 9

Scheme 10

Scheme 11

Scheme 12

Scheme 13

Scheme 14

Scheme 15

1. To install, reverse removal procedure. After stabilizing suspension, tighten bolts and nuts to specification. See «TORQUE SPECIFICATIONS»(ref-156691-S19851874602003072500000) .
2. Check ABS speed sensor signal. See «TEST F: SPEED SENSOR SIGNAL CHECK»(ref-153594-S37091386092003041500000) under SYSTEM TESTS in ANTI-LOCK/VEHICLE SKID CONTROL - GS 300 & GS 430 article in BRAKES.
3. Check wheel alignment. See appropriate SPECIFICATIONS & PROCEDURES article in WHEEL ALIGNMENT.

1. Remove wheel.
2. Remove bolts and brake caliper from steering knuckle. (Scheme 16) Support brake caliper securely.
3. Remove bolt and ABS speed sensor. (Scheme 17)
4. Remove O-ring from ABS speed sensor.
5. Remove bolt and ABS speed sensor wire harness.
6. Remove clip and nut. Using Special Tool 09610-20012, disconnect upper control arm from steering knuckle. (Scheme 4)
7. Remove bolt and nut. Disconnect stabilizer bar from stabilizer link. (Scheme 10)
8. Remove bolt and nut, and disconnect shock absorber from shock absorber bracket. (Scheme 11) Loosen piston rod lock nut but do NOT remove it.
9. Remove nuts, spring support reinforcement and shock absorber with coil spring. (Scheme 18) Remove suspension support No. 1 from shock absorber with coil spring.

Scheme 16

Scheme 17

Scheme 18

1. To install reverse removal procedure. Check that there is no foreign object attached to tip and installation part of ABS speed sensor. Tighten all fasteners to specification. See «TORQUE SPECIFICATIONS»(ref-156691-S19851874602003072500000) .
2. Check ABS speed sensor signal. See «TEST F: SPEED SENSOR SIGNAL CHECK»(ref-153594-S37091386092003041500000) under SYSTEM TESTS in ANTI-LOCK/VEHICLE SKID CONTROL - GS 300 & GS 430 article in BRAKES.
3. Check wheel alignment. See appropriate SPECIFICATIONS & PROCEDURES article in WHEEL ALIGNMENT.

Removal & Installation

1. Raise and support vehicle. Remove front wheels. Remove engine undercover. (Scheme 19)
2. Remove bolts and nuts. Disconnect stabilizer bar from stabilizer bar links. (Scheme 20)
3. Remove bolts and stabilizer bar brackets.
4. Remove both bushings and brackets.
5. Remove nuts and stabilizer bar links from both lower control arms.
6. Inspect ball joint for rotation condition. See «BALL JOINT ROTATION CHECKING»(ref-156691-S42051993572003072500000) under ADJUSTMENTS & INSPECTION.
7. To install, reverse removal procedure. Install bushing to outside of bushing stopper. (Scheme 20) Tighten bolts and nuts to specification. See «TORQUE SPECIFICATIONS»(ref-156691-S19851874602003072500000).

Scheme 19

Scheme 20

1. Remove front wheel.
2. Remove shock absorber. See «SHOCK ABSORBER WITH COIL SPRING»(ref-156691-S03930269212003072500000).
3. Remove bolts and upper control arm. (Scheme 21)
4. Inspect ball joint for rotation condition. See «BALL JOINT CHECKING»(ref-156691-S42051993572003072500000) under ADJUSTMENTS & INSPECTION.
5. To install, reverse removal procedure. Tighten bolts and nuts to specification. See «TORQUE SPECIFICATIONS»(ref-156691-S19851874602003072500000).
6. Check ABS speed sensor signal. See «TEST F: SPEED SENSOR SIGNAL CHECK»(ref-153594-S37091386092003041500000) under SYSTEM TESTS in ANTI-LOCK/VEHICLE SKID CONTROL - GS 300 & GS 430 article in BRAKES.
7. Check wheel alignment. See appropriate SPECIFICATIONS & PROCEDURES article in WHEEL ALIGNMENT.

Scheme 21