Frequently asked questions
IntroductionSwellings in the tyre sidewall
A swelling in the sidewall of the tyre indicates that the
substructure of the carcass has been damaged.
Typical causes for such damage include, for example, driving
over kerbs at a sharp angle.
...
Fitting wheel, fitting instructions for Volkswagen
Vehicles with tyre pressure sensor
If the wheels are changed (e.g. switch from summer to winter
tyres), the wheel electronics transmit data as soon as the speed
of the new wheels exceeds 25 km/h. The new wheel electronics' ID
numbers are ...
Vehicle data sticker
Explanation regarding “PR numbers” on vehicle data sticker
Various types of running gear are installed depending on
engine and equipment level. These are identified by the PR
numbers.
The PR numbers are critical in d ...