Hill descent control (green)

Illuminates continuously when HDC is selected and HDC operating conditions are met - i.e. vehicle speed below 30 mph (50 km/h). If the lamp flashes, HDC has been selected, but the operating condi ...

Cruise control (green)

Illuminates when cruise control is active.   ...

See also:

Infrared reflective windshield
The infrared reflecting glass prevents the vehicle interior from becoming too hot. It also blocks radio waves up into the gigahertz range. In order to operate radio-controlled equipment, e.g. t ...

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. ...

Remote Keyless Entry (RKE) System Operation
The Remote Keyless Entry (RKE) transmitter functions work up to 60m (195 ft) away from the vehicle. There are other conditions which can affect the performance of the transmitter. See Remote Keyl ...