Volkswagen Touran Owners Manual. Running-in
First read and observe the introductory
information and safety warnings Please follow the regulations concerning
running-in of new parts.
Running in a new engine
A new engine needs to be run in during the first 1,500 km. During its first
few hours of running, the internal friction in the e ...
Volkswagen Touran Service Manual. 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 interested in noises created by certain
characteristics of the tires as well as the effects of rolling ...