DSR (Downhill Speed Regulation)
See also:
Engine
Display messages
Possible causes/consequences and
Solutions
The coolant level is too low.
Add coolant, observing the
warning notes when doing so.
If coolant nee ...
Cleaning the trailer tow hitch
The ball coupling must be cleaned if it
becomes dirty or corroded.
– Remove rust on the ball of the ball coupling,
e.g. with a wire brush.
– Remove dirt with a clean, lint-free cloth or
a brus ...
Slippery road surfaces
WARNING
The outside temperature indicator is not
designed to serve as an ice-warning device
and is therefore unsuitable for that purpose.
Indicated temperatures just above the
freezing poi ...
