Fig. 191 Pulling cover caps off wheel bolts.
Read and follow the introductory information and safety information first⇒Introduction to the subjectThe caps are designed to protect the wheel bolts and should be installed again after the wheel change.
The anti-theft wheel bolt has a separate cap. This only fits the anti-theft wheel bolt, but not the standard wheel bolts.
Volkswagen Tiguan Service and Repair Manual > Refrigerant R134a Servicing: Components, Replacing
General Information
All components of the refrigerant circuit submitted for quality
observation are always to be sealed (use original sealing caps of original
part).
To date, the original parts (compressor, reservoir, receiver/dryer,
evaporator and condenser) have been filled with nitrogen ...