SAAB WIS ONLINE

INSPECTION

INSPECTION

Note

Vibration while cruising may be caused by an unbalanced tire, improper tire inflation pressure, improper wheel alignment, etc.


Symptom Possible cause Corrective action
Noise or vibration from propeller shaft

Center bearing

Check the center bearing.

Runout of propeller shaft

Check the vibration of propeller shaft.

Loose or free play of connection

Check joint and connector.

Check splines and bearing.

Abnormal wheel vibration

Wheel is out of balance.

Check the wheel balance.

Wheel alignment

Check the wheel alignment.

Front strut

Check the front strut.

Rear strut

Check the rear strut.

Front drive shaft

Check the front drive shaft.

Rear drive shaft

Check the rear drive shaft.

Front axle

Check the front axle.

Rear axle

Check the rear axle.

Noise from the underbody

Wheel is out of balance.

Check the wheel balance.

Wheel alignment

Check the wheel alignment.

Front strut

Check the front strut.

Rear strut

Check the rear strut.