1. Upper arm rear suspension.
2. Bushing of the upper arm of the rear suspension.
Note:
: replace the part with a new one after each removal.
: use a special tool or attachments.
Attention. Be careful not to lower the firing of the coil spring when removing/installing. Otherwise, the spring could cause serious injury or even death, as well as various damage to the vehicle.
Note:
- Before removing the upper arm of the rear suspension, mark its position.
- When installing, align the marks on the rear subframe and upper rear suspension arm.
- Fully tighten the rear upper arm inner bolt before installing the rear subframe assembly to the vehicle.
1. Versions with auto level sensor: Working from the left side of the vehicle, disconnect the auto level sensor linkage.
2. Disconnect the wiring clamps and connectors mounted on the rear subframe.
3. Remove the rear final drive breather hose to the side.
4. Disconnect the wiring of the rear ABS wheel sensor mounted on the caliper support and put it aside.
5. Remove cardan shaft.
6. Remove the three-way catalytic converter.
7. Remove the middle part of the exhaust pipe.
8. Remove the rear suspension coil springs (see section above).
9. Raise the vehicle to relieve the suspension and support the trailing arm of the rear suspension with a jack.
10. Align rear suspension subframe assembly with upper suspension arm and mark.
11. Support the rear subframe assembly with a jack and unscrew the nuts securing the rear subframe.
12. Using a jack, slowly lower the rear subframe assembly down until the inner mounting bolts are accessible for unscrewing.
13. Remove the upper arm of the rear suspension.
14. Mark the upper arm of the rear suspension as shown in the figure.
15. Press out the bushings of the upper arm of the rear suspension using special tools.
Attention. With a special tool (49 U034 204) install the suspension arm as shown in the figure to prevent damage to the upper rear suspension arm and arm bushing.
16. Mark the new rear upper arm bushing as shown.
H1: 6.0mm
17. Align the lug of the new rear upper arm bushing with the mark made during removal.
18. Using a special tool, press in the bushing of the upper arm of the rear suspension so that the marks made on the bushing earlier are no longer visible.
Attention. With the help of a special device (49 U034 204), as shown in the figure to prevent damage to the rear upper arm and arm bushing, and install the rear upper arm bushing.
Note: Be careful when pressing in the rear upper control arm bushing as the inner and outer heights are different.
H2: 49.5 mm
H3: 44.5 mm
19. After installing the rear upper arm bush, make sure it is installed as shown.
H4: 24.0±0.6 mm
20. Mark the new upper rear suspension arm in the same position as the removed suspension arm.
21. Install the upper rear suspension arm.
22. Using a jack, raise the rear subframe assembly and tighten the fixing nuts to a torque of 91-111 Nm.
23. Check and, if necessary, adjust the wheel alignment.