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:
2009 Mercedes-Benz GL-Class Review
With a 23-mpg diesel version now available in all 50 states, the
Mercedes-Benz GL-Class is a more viable option for SUV-needing families — though
the appeal of a $60,000-plus four-wheeler seems li ...
Useful information
This Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences ...
Cross bar
Points to observe before use
The maximum roof load that can be used with
additional accessories decreases by the dead
weight of the crossbars (13.7 lbs/6.2 kg).
Note that installing the crossb ...