Wishbone Bush - Upper
Special Service tools
Removal
CAUTION: Replacement of nuts and bolts: Various thread-locking devices are used on nuts and bolts throughout the vehicle. These devices restrict the number of times a nut or bolt can be used.
1. Raise front of vehicle.
2. Position camber tie down special tool 204-114 on suspension.
Fully slacken tool adjuster nut.
Position tool in road spring and pass upper dowel through slot in suspension turret.
3. Lower front of vehicle.
4. Rotate stem of special tool 204-114 to locate dowel in suspension turret slot.
5. WARNING: WHEN TIGHTENING TOOL NUT USE LOWER DOWEL AS A GUIDE TO ENSURE THAT THE TOOL STEM DOES NOT ROTATE AND DISTURB POSITION OF DOWEL IN SUSPENSION TURRET.
Fully tighten nut of special tool to achieve suspension mid-laden position.
6. Raise front of vehicle and support on stands.
7. Remove appropriate road wheel.
8. Remove tiestraps securing wheel speed sensor harness to upper wishbone.
9. Move steering to appropriate full lock for access to suspension.
10. Remove nut securing upper wishbone ball joint to vertical link.
11. CAUTION: Do not use special tool 211-098 in the following procedure as this will damage the ball joint gaiter.
Release wishbone ball joint from vertical link.
Install special tool 204-192 on upper wishbone ball joint.
Tighten bolt of special tool to release ball joint taper from vertical link.
12. Remove special tool from ball joint.
13. Lift upper wishbone to withdraw ball joint from vertical link.
14. To prevent damage to lower ball joint, secure vertical link to road spring using strong wire.
15. Remove upper wishbone fulcrum nut and shaft and withdraw wishbone from crossbeam.
16. Secure upper wishbone in a vise.
17. Remove bush assemblies from wishbone.
Using a drift, remove thrust washer and spacer tube from each inner and outer half-bush.
Remove inner and outer half bushes from wishbone.
Repeat procedure to remove remaining bush assembly.
18. Clean wishbone paying particular attention to bush locations.
19. Check that ball joint gaiter is not punctured or deeply abraded.
Installation
1. Install thrust washer and spacer tube in first wishbone half-bush.
2. Apply a suitable lubricant to exterior of each half-bush.
3. Install soft covers to vise jaws.
4. Install half-bush/spacer tube assembly in wishbone.
Align half-bush/spacer tube assembly with wishbone bore.
Position wishbone and half bush/spacer tube assembly between vise jaws.
Close vise jaws until half-bush/tube assembly is fully seated in wishbone.
5. Remove wishbone from vise.
6. Install second half-bush in wishbone.
Align and engage second half-bush with installed spacer tube.
Position wishbone and half bush assembly between vise jaws.
Close vise jaws until second half-bush assembly is fully seated.
7. Remove wishbone from vise.
8. Following steps 1 to 7, install final bush assembly to wishbone.
9. Install wishbone on crossbeam.
Position wishbone on crossbeam.
Install fulcrum shaft with threaded end rearward.
Install nut and tighten to 60 - 80 Nm.
10. Remove wire temporarily securing vertical link to road spring.
11. Position wishbone to engage ball joint taper in vertical link.
12. Install nut securing ball joint to vertical link and tighten nut to 60 - 80 Nm.
13. Reposition wheel speed sensor harness on wishbone and secure with two tiestraps.
14. Fit road wheel.
15. Raise vehicle, remove stands and fully lower vehicle.
16. Fully slacken nut on special tool.
17. Release dowel of special tool 204-114 from suspension turret slot.
18. Raise vehicle for access and remove special tool from suspension.
19. Fully lower vehicle.
20. Carry out steering geometry and wheel alignment checks and if necessary adjust.