First read and observe the introductory
information and safety warnings
Vehicles should not be tow-started wherever possible. Use jump leads to start the engine instead .
For technical reasons, the following vehicles cannot be tow-started:
However, if the vehicle still has to be tow-started (manual gearbox):

NOTICE
Introduction
Notes on towingLong-Term Underbody Protection -D 314 D38 M2-, Bright Color
Definition:
Long-Term Underbody Protection -D 314 D38 M2-, Bright Color
Edition 02/2010
Product Description
Long-Term Underbody Protection -D 314 D38 M2- is a bright,
transpa ...
Wear Spots
A wear spot is a flat spot on the tread of the tires that
can be caused by extreme braking maneuvers on subsurface such as
asphalt.
At the same time a tire during the braking maneuver is
rubbed at selective points which ...
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,
...