Automatic headlamp mode
To switch on automatic headlamp
mode: turn the light switch to 
.
SmartKey in position 1 in the ignition lock:
the parking lamps are switched on or off automatically depending on the brightness of the ambient light.
With the engine running: depending on the brightness of the ambient light, the daytime running lamps or the parking lamps and low-beam headlamps are switched on or off automatically.
When the low-beam headlamps are
switched on, the 
indicator lamp on
the light switch lights up.
WARNING
If the light switch is set to ,
the low-beam
headlamps will not come on automatically if
it is foggy. This could endanger you and
others. Therefore, turn the light switch to
in fog.
The automatic headlamp feature is only an
aid. The driver is responsible for the vehicle's
lighting at all times.
WARNING
When it is dark or foggy, turn the light switch
quickly from to
. Otherwise, the
headlamps could switch off temporarily and
you could cause an accident.
See also:
Active Driving Assistance package
General notes
The Active Driving Assistance package
consists of DISTRONIC PLUS
Active Blind Spot Assist an
Active Lane Keeping Assist. ...
Redialing
The on-board computer saves the last names
or numbers dialed in the redial memory
(Calls Dialed list).
Press the or
button on the
steering wheel to select the Telephone
menu.
Press the ...
Summer tires
- Optionally, tires with a maximum speed of
over 149 mph (240 km/h) may have "ZR"
in the size description depending on the
manufacturer (e.g. 245/40 ZR 18).
The service specif ...