Volkswagen Polo Service & Repair Manual: Driving Noise
Tires, Rolling Noises, General Information
Rolling noise perceived by the human ear is caused by
vibrations transmitted from the noise source to the ear via the
air.
Here we are interest ...
Other materials:
Tire Sidewall Swelling
A swelling in the flank of the tire indicates that the
substructure of the carcass has been damaged.
Typical causes for such damage include, for example, driving
over curbs at a sharp angle.
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Special Tools
Special tools and workshop equipment
required
Torque Wrench 1331 5-50Nm -VAG1331-
Crimping Pliers, Complete -VAS1978/1A-
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Taper
Taper is caused by slightly offsetting the tread and/or the
belt by a few tenths of a millimeter from the geometric center
of the tire. Taper cannot be recognized visually nor can it be
measured with workshop equipment.
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