Page 112 of 474

111
Controls in detail
Lighting
Manual headlamp mode
The low beam headlamps and parking
lamps can be switched on and off with the
exterior lamp switch.
Automatic headlamp mode
The following lamps switch on and off
automatically depending on the brightness
of the ambient light:
Low beam headlamps
Tail and parking lamps
License plate lamps
Side marker lamps
Turn exterior lamp switch to
position
U.
With the SmartKey in starter switch
position 1, only the parking lamps will
switch on and off automatically.
When the engine is running, the low
beam headlamps, the tail and parking
lamps, the license plate lamps and the
side marker lamps will switch on and
off automatically.
iWith the SmartKey removed from the
starter switch and the driver’s door
open, while the parking lamps or low
beam headlamps are switched on,
a warning sounds
$ appears in the multifunction
display
the message
Switch off lights.
appears in the multifunction display
Warning!
G
If the exterior lamp switch is set to U,
the headlamps may switch off unexpect-
edly when the system senses bright am-
bient light, for example light from
oncoming traffic.
the headlamps will not be automatically
switched on under foggy conditions.
To minimize risk to you and to others, acti-
vate headlamps by turning exterior lamp
switch to B when driving or when traffic
and / or ambient lighting conditions require
you to do so.
In low ambient lighting conditions, only
switch from position U to B with the
vehicle at a standstill. Switching from U
to B will briefly switch off the head-
lamps. Doing so while driving in low ambient
lighting conditions may result in an acci-
dent.
The automatic headlamp feature is only an
aid to the driver. The driver is responsible for
the operation of the vehicle's lights at all
times.
Page 113 of 474

112 Controls in detailLightingDaytime running lamp mode
Turn exterior lamp switch to
positionM orU .
When the engine is running, the low
beam headlamps are switched on.
In low ambient light conditions, the fol-
lowing lamps will switch on additional-
ly.
Tail and parking lamps
License plate lamps
Side marker lamps
For nighttime driving you should turn the
exterior lamp switch to position B to
permit activation of the high beam head-
lamps. Canada only
The daytime running lamp mode is manda-
tory and therefore in a constant mode.
Vehicles with automatic transmission*:
When the engine is running, and you shift
from a driving position to position
N or P,
the low beam headlamps will switch off
with a three-minute time delay.
When the engine is running, and you
turn the exterior lamp switch to
position C, the parking lamps
switch on additionally.
turn the exterior lamp switch to
position B, the manual headlamp
mode has priority over the daytime
running.
The corresponding exterior lamps
switch on (
page 110). USA only
By default, the daytime running lamp mode
is deactivated. Activate the daytime run-
ning lamp mode using the control system,
see “Setting daytime running lamp mode
(USA only)” (
page 144).
When the engine is running, and you turn
the exterior lamp switch to position C
or B , the manual headlamp mode has
priority over the daytime running lamp
mode.
The corresponding exterior lamps switch
on (
page 110).
Locator lighting and night security
illumination
The locator lighting and night security illu-
mination are described in the control sys-
tem section, see “Setting locator lighting”
(
page 145) and “Headlamps delayed
shut off” (
page 146).
iWith the daytime running lamp mode
activated and the exterior lamp switch
in position M, the high beam head-
lamps cannot be switched on.
Page 114 of 474

113
Controls in detail
Lighting
Fog lamps
Front fog lamps
Switch on the low beam headlamps
(page 110).
Pull out exterior lamp switch to first
stop.
The front fog lamps are switched on
The green indicator lamp‡ in the
exterior lamp switch comes on.
Push in the exterior lamp switch.
The front fog lamps are switched off.
The green indicator lamp ‡ in the
exterior lamp switch goes out. Rear fog lamp (driver’s side only)
Switch on the front fog lamps
(page 113).
Pull out exterior lamp switch to second
stop.
The rear fog lamps are switched on.
The yellow indicator lamp
† in the
exterior lamp switch comes on.
Push in the exterior lamp switch to first
stop.
The rear fog lamp switches off.
The yellow indicator lamp † in the
exterior lamp switch goes out.
The front fog lamps remain lit.
Warning!
G
In low ambient lighting or foggy conditions,
only switch from position U to B with
the vehicle at a standstill. Switching from
U to B will briefly switch off the head-
lamps. Doing so while driving in low ambient
lighting conditions may result in an acci-
dent.iFog lamps will operate with the parking
lamps and/or the low beam headlamps
on. Fog lamps should only be used in
conjunction with low beam headlamps.
Consult your State or Province Motor
Vehicle Regulations regarding permis-
sible lamp operation.
iThe fog lamps cannot be switched on
with exterior lamp switch in
position U. For switching the fog
lamps, turn exterior lamp switch to
position B first.
Page 115 of 474

114 Controls in detailLightingCombination switch
The combination switch is located on the
left of the steering column.Combination switch1High beam
2 High beam flasher High beam
Turn exterior lamp switch to
position
B orU (
page 110).
Push the combination switch in direc-
tion of arrow 1 to switch on the high
beam.
The high beam headlamp indicator
lamp A in the instrument cluster
comes on (
page 24).
Pull the combination switch in direction
of arrow 2 to its original position to
switch off the high beam.
The high beam headlamp indicator
lamp A in the instrument cluster
goes out.
High beam flasher
Pull the combination switch briefly in
direction of arrow 2.
Cornering fog lamps*
The cornering fog lamps improve illumina-
tion of the road into which you are turning.
Cornering fog lamps will operate with the
engine running and with
the exterior lamp switch in
position B (
page 110)
or
the exterior lamp switch in
position U (
page 110)
or
the daytime running lamp mode
activated (
page 112)
iCornering fog lamps will only come on
in low ambient lighting conditions.
The cornering fog lamps function is not
available at a vehicle speed above
25 mph (40 km/h).
Page 116 of 474

115
Controls in detail
Lighting
Driving forward
Switching on cornering fog lamps
Depending on whether you are turning
left or right, switch on the left or right
turn signal (
page 52).
The respective front fog lamp comes on
and illuminates the road into which you
are turning. Switching off cornering fog lamps
The combination switch for the turn signal
resets automatically after major steering
wheel movements. This will switch off the
cornering fog lamps if they were activated
by switching on the left or right turn signal.
If the turn signal should stay on after mak-
ing the turn, the turn signal and cornering
fog lamp can be switched off by returning
the combination switch to its original posi-
tion. Driving rearward
Switching on cornering fog lamps
Place the gear selector lever (manual
transmission: gearshift lever) in
position
R.
The inverse front fog lamp comes on
automatically depending on the
steering direction and steering angle.
Switching off cornering fog lamps
Place the gear selector lever (manual
transmission: gearshift lever) out of
position R.
The respective front fog lamp goes out.
iThe cornering fog lamps will come on
automatically depending on the steer-
ing angle, even if you did not switch on
either turn signal. If the cornering fog
lamps came on automatically, they will
also go out automatically depending on
the steering angle.
Page 117 of 474
116 Controls in detailLightingHazard warning flasher
The hazard warning flasher can be
switched on all times, even with the
SmartKey removed from the starter
switch.
The hazard warning flasher switches on
automatically when an air bag deploys.
The hazard warning flasher switch is locat-
ed on the upper part of the center console.1 Hazard warning flasher switch Switching on the hazard warning
flasher
Press hazard warning flasher
switch
1.
All turn signal lamps are flashing. Switching off the hazard warning
flasher
Press hazard warning flasher
switch
1again.
iWith the hazard warning flasher acti-
vated and the combination switch set
for either left or right turn, only the re-
spective turn signals will operate when
the ignition is switched on (
page 33).
iIf the hazard warning flasher has been
activated automatically, press hazard
warning flasher switch 1 once to
switch it off.
Page 118 of 474

117
Controls in detail
Lighting
Interior lighting
The controls are located in the overhead
control panel.
1 Rear interior lights
2 Right front reading lamp
3 Rocker switch for automatic control
system
4 Left front reading lamp Activating automatic control
Press the rocker switch
3 to center
position.
Interior lamps are switched on in dark-
ness, when you
unlock the vehicle
open a door
remove the SmartKey from starter
switch
The interior lamps are switched off follow-
ing a preset time, see “Setting interior
lighting delayed shut-off” (
page 147). Deactivating automatic control
Press the
=symbol on rocker
switch 3.
The interior lighting remains switched
off, even when you
unlock the vehicle
open a door
remove the SmartKey from the
starter switch
iIf the door remains open, the interior
lamps switch off automatically after
approximately five minutes, when the
SmartKey is removed or in the starter
switch position 0.
An interior lamp switched on manually
does not go out automatically.
Page 119 of 474
118 Controls in detailLightingManual control
Switching all front interior lights on and
off
Press the Wsymbol on rocker
switch 3.
The front interior lights come on.
Press rocker switch 3 to center
position to activate the automatic
control.
Switching rear interior lights on and off
Press button V.
The lights in the rear passenger
compartment come on.
Press button V again.
The lights in the rear passenger
compartment go out. Switching right front reading lamp on
and off
Press right button
X.
The right reading lamp comes on.
Press right button X again.
The right reading lamp goes out.
Switching left front reading lamp on and
off
Press left button X.
The left reading lamp comes on.
Press left button X again.
The left reading lamp goes out.
iThe setting selected for the interior
lighting is used for the trunk lighting as
well.
If you leave the trunk lid open for an ex-
tended period of time, the trunk light-
ing will switch off automatically after
approximately ten minutes.