DSR (Downhill Speed Regulation)

See also:

Tachometer
The red band in the tachometer indicates the engine's overrevving range. Do not drive in the overrevving range, as this could damage the engine. The fuel supply is interrupted to protect th ...

Snow chains
For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...

Coolant temperature display
WARNING Driving when your engine is overheated can cause some fluids which may have leaked into the engine compartment to catch fire. You could be seriously burned. Steam from an overheate ...