Mercedes-Benz GLC Owner's Manual page 144

Main-beam headlamps
To switch on manually: turn the key to
X
position 2 in the ignition lock or start the
engine.
Vehicles without Adaptive Highbeam Assist
X
Plus: turn the light switch to L or Ã.
Vehicles with Adaptive Highbeam Assist
X
Plus: turn the light switch to L.
Press the combination switch beyond the
X
pressure point in the direction of arrow :.
In the à position, the main-beam head-
lamps are only switched on when it is dark
and the engine is running.
The blue K indicator lamp in the instru-
ment cluster lights up when the main-beam
headlamps are switched on.
To deactivate: move the combination
X
switch back to its normal position.
The blue K indicator lamp in the instru-
ment cluster goes out.
Vehicles with Adaptive Highbeam Assist
Plus: when Adaptive Highbeam Assist Plus is
activated, it automatically controls activation
and deactivation of the main-beam head-
lamps ( page 143).
Y
Headlamp flasher
To switch on: turn the key in the ignition
X
lock to position 1 or 2, or start the engine.
Pull the combination switch in the direction
X
of arrow =.
Hazard warning lamps
To switch on the hazard warning lamps:
X
press button :.
All turn signals flash. If you now switch on a
turn signal using the combination switch,
only the turn signal lamp on the corre-
sponding side of the vehicle will flash.
To switch off the hazard warning lamps:
X
press button :.
The hazard warning lamps switch on auto-
matically if:
an airbag is deployed or
R
the vehicle decelerates rapidly from a
R
speed of above 70 km/h and comes to a
standstill
The hazard warning lamps switch off auto-
matically if the vehicle reaches a speed of
above 10 km/h again after a full brake appli-
cation.
The hazard warning lamps continue to oper-
ate even if the ignition is switched off.
Intelligent Light System
General notes
The Intelligent Light System is a system that
adjusts the headlamps automatically to suit
the prevailing driving and weather conditions.
It offers advanced functions for improved illu-
mination of the road surface, e.g. depending
on the vehicle speed or weather conditions.
The system includes the active light function,
cornering light function, motorway mode,
extended range foglamps and off-road lights.
The system is only active when it is dark.
You can activate or deactivate the "Intelligent
Light System" function using the on-board
computer ( page 331).
Y
Exterior lighting
Z
141