Read and follow the introductory information and
safety information first⇒
Introduction
to the subject
The rubber seals around the doors and windows will stay soft and flexible, seal better and last longer if the seals are treated regularly with a suitable rubber care product.
Before applying the treatment, use a soft cloth to remove dust and dirt from the rubber seals.

Note
Cleaning
wheel rims
Deicing door lock cylindersVolkswagen Tiguan Service and Repair Manual > Refrigerant R134a Servicing: Refrigerant Circuit, Detecting Leaks
Searching for Refrigerant Circuit Leaks with Compressed Air or Nitrogen
Note
This repair manual describes different methods for detecting leaks in
the refrigerant circuit. These methods have been tested and result in
success when used correctly.
If when searching for compressed air / Nitrogen ...