This chapter contains information on the following subjects:
→ Handling of wheels and tyres
→ Rims→ New wheels and tyres
→ Tyre pressure→ Tread depth and wear indicators
→ Tyre damage→ Spare wheel or temporary spare wheel
→ Tyre lettering→ Winter tyres
→ Snow chainsVolkswagen recommends that work on tyres and wheels is carried out by a qualified workshop. They are familiar with the procedure and have the necessary special tools and spare parts as well as the proper facilities for disposing of the old tyres. Volkswagen recommends using a Volkswagen dealership for this purpose.
Additional information and warnings:

WARNING
For technical reasons, it is not generally possible to use the wheels from other vehicles. This can also apply to wheels of the same vehicle type. Refer to the vehicle documentation and ask a Volkswagen dealership if necessary.
Wheels and tyres
Handling of wheels and tyresVolkswagen Touran Service Manual. Aqua Premium Application Instructions for Water-Soluble Products
When working with water-soluble products, pretreat the base
surface very carefully and only with water-soluble products and
the recommended processing materials.
Base Surface
Pre-treatment of base surfaces:
...
Volkswagen Touran Service Manual. Receiver/Dryer
Caution
Non-approved tools or materials such as leak sealing
additives can cause damage or malfunctions in the
system.
Only use tools and materials approved by the
manufactu ...