Synchronising the vehicle key
IntroductionVolkswagen Touran Service Manual. Protecting
Caution
Missing protection leads to the electrical system
damage.
Note
All threaded connections must be tightened to the specified
torque.
...
Volkswagen Touran Service Manual. Refrigerant Oil
Refrigerant oil mixes with the refrigerant (about 20 - 40%,
depending on compressor type and amount of refrigerant) and
circulates constantly in the system, lubricating the moving
parts.
Special synthetic refrigerant oils, for example,
...