1 Series 128i (N52K) Coupe
33 90 ...
Rear axle troubleshooting
Observe troubleshooting for shock absorbers.
Fault
Cause
Remedy
Grinding noise (only when cornering) Refer to Troubleshooting brake system
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 tyre runout
Match or replace tyres
Imbalance in output shaft
Replace output shaft
Drumming
Rubber mount on rear axle
differential suspension defective
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 guide arm
faulty
Replace traction strut
Rubber mount/ball joint of control
arm faulty
Replace control arms
Rubber mount of trailing arm faulty
Replace rubber mount
Rubber mount/ball joint of toe arm
faulty
Replace toe arm
Rubber mount/ball joint of camber
arm faulty
Replace rubber mount/ball joint
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
Refer to "Poor straight-running stability"
Refer to Troubleshooting for shock absorbers.
Excessive tyre wear
Rear axle alignment incorrectly
adjusted
Carry out chassis/wheel alignment
check, align rear axle if necessary
RA Rear axle troubleshooting
BMW AG - TIS
17.01.2013 17:27
Issue status (12/2007) Valid only until next DVD is issued
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