Frequently asked questions
IntroductionAn economic driving style
First read and observe the introductory information
and safety warnings Changing gear earlier
In principle, the highest gear is always the most economical gear. A rule of
thumb for most vehicles: at a speed of 30 km/h (19 mph) drive in 3rd gear, at 40
km/h (25 mph) in 4th gear and at 50 km/ ...
Waxing and polishing the vehicle
First read and observe the introductory information
and safety warningsWaxing
Waxing protects the paintwork. You will need to re-wax the vehicle with a good
hard wax if water no longer clearly forms small drops
and runs off the paintwork when it is clean.
Even if a wax solution is used regul ...
Charging Systems not Requiring a Permit
At this time, A/C service units for extracting, cleaning and
filling refrigerant for motor vehicle A/C systems are available
from various manufacturers.
Charging systems not requiring a permit are ones used for
transferring compressed ga ...