33 90... Rear axle troubleshooting
WARNING: This page is about a different car, the 2009 BMW 550i and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.
Observe troubleshooting for shock absorbers .
TROUBLESHOOTING CHART
| Fault | Cause | Remedy |
|---|---|---|
| Grinding noise (only when cornering) | Check brakes | |
| Wheel bearings faulty | Replace wheel bearings | |
| Vibration (90 - 160 km/h) | Wheel imbalance | Balance wheels |
| Radial/lateral rim runout | Check rims , replace if necessary | |
| Radial tire runout | Match or replace tires | |
| Imbalance in output shaft | Replace output shaft | |
| Drumming | Rubber mount of final drive suspension faulty | Replace rubber mount |
| Rubber mount of rear axle carrier faulty | Replace rubber mount | |
| Rattling noise | Refer to TROUBLESHOOTING for shock absorbers. | |
| Stabilizer link loose or defective | Check screw connection, replace stabilizer link if necessary | |
| Rubber mount of rear axle carrier loose or faulty | Check seat, replace rubber mount if necessary | |
| Poor straight-running stability (steering wheel inclination) | Rubber mount of rear axle carrier faulty | Replace rubber mount |
| Rubber mount/ball joint of control or guide arm faulty | Replace control or guide arm | |
| Ball joint in wheel carrier faulty | Replace ball joint | |
| Rubber mount of swinging arm faulty | Replace swinging arm | |
| Rear axle alignment incorrectly adjusted | Carry out chassis/wheel alignment check , align rear axle if necessary | |
| Unsteady taking of curves due to self-steering or poor rear end track stability | Rubber mount of rear axle carrier faulty | Replace rubber mount |
| Rubber mount of final drive suspension faulty | Replace rubber mount | |
| Refer to TROUBLESHOOTING for shock absorbers. | ||
| Excessive tire wear | Front or rear axle alignment incorrectly adjusted | Carry out chassis/wheel alignment check , align rear axle if necessary |