Page 129 of 473

128 Controls in detail LightingFor information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 55)
and “Turn signals” (
page 56).
Exterior lamp switch
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.
MOff
Daytime running lamp mode
(
page 130)
UAutomatic headlamp mode
Daytime running lamp mode
(page 130)
CParking lamps (also tail lamps, li-
cense plate lamps, side marker
lamps, instrument panel lamps)Canada only: When the engine is
running, the low beam headlamps
are also switched on.
BLow beam headlamps (or high
beam headlamps when the combi-
nation switch is pushed forward)
and parking lamps
ˆStanding lamps, right (turn left one
stop)
‚Standing lamps, left (turn left two
stops)
CIndicator lamp for parking lamps
‡Indicator lamp for front fog lamps
†Indicator lamp for rear fog lamp
i
If you drive in countries where vehicles drive
on the other side of the road than the country in
which the vehicle is registered, you must have
the headlamps modified for symmetrical low
beams. Relevant information can be obtained at
any authorized Mercedes-Benz Center.
i
With the SmartKey removed from the starter
switch or the engine turned off with
KEYLESS-GO* and the driver’s door open, a
warning sounds if the parking lamps or the low
beam headlamps are switched on.
The message $
Turn off lamps
appears in
the multifunction display.
Page 130 of 473

129 Controls in detail
Lighting
Manual headlamp mode
The low beam headlamps and parking
lamps can be switched on or off with the
exterior lamp switch (
page 55).
Automatic headlamp mode
The following lamps switch on and off au-
tomatically depending on the brightness of
the ambient light:
Low beam headlamps
Tail lamps
Parking lamps
License plate lamps
Side marker lamps
Turn the exterior lamp switch to posi-
tion U.
With the SmartKey in starter switch
position1 or the KEYLESS-GO
start/stop button pressed once, only
the parking lamps and side marker
lamps will switch on and off automati-
cally.
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.
Warning!
G
If the exterior lamp switch is set toU,
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 in a safe location.
Switching from U to B will briefly
switch off the headlamps. Doing so while
driving in low ambient lighting conditions
may result in an accident.
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 131 of 473

130 Controls in detailLightingDaytime running lamp mode
Turn the exterior lamp switch to
positionM orU.
When the engine is running, the low
beam headlamps are switched on auto-
matically.
In low ambient light conditions, the fol-
lowing lamps will switch on additional-
ly:
Tail lamps
Side marker lamps
Parking lamps
License plate lampsCanada only:
The daytime running lamp mode is manda-
tory and therefore in a constant mode.
When the engine is running and you shift
from a driving position to positionN orP,
the low beam headlamps will switch off
with a three-minute delay.
When the engine is running and you
turn the exterior lamp switch to posi-
tion C, the parking lamps switch on
additionally
turn the exterior lamp switch to posi-
tion B, the manual headlamp mode
has priority over the daytime running
lamp mode
The corresponding exterior lamps
switch on (
page 128).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 159).
When the engine is running and you turn
the exterior lamp switch to positionC
or B, the manual headlamp mode has
priority over the daytime running lamp
mode.
The corresponding exterior lamps switch
on (
page 128).
Locator lighting and night security
illumination
Locator lighting and night security illumi-
nation are described in the control system
section, see “Setting locator lighting”
(
page 160) and “Setting night security il-
lumination” (
page 160).
Page 132 of 473

131 Controls in detail
Lighting
Fog lampsFront fog lamps
Switch on the low beam headlamps
(page 55).
Pull out the exterior lamp switch to first
stop.
The front fog lamps are switched on.
The green indicator lamp ‡ in the
exterior lamp switch comes on
(page 128).
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 131).
Pull out the exterior lamp switch to sec-
ond stop.
The rear fog lamp is switched on.
The yellow indicator lamp † in the
lamp switch comes on (
page 128).
Push in the exterior lamp switch to first
stop.
The rear fog lamp is switched 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 in a safe location.
Switching from U to B will briefly
switch off the headlamps. Doing so while
driving in low ambient lighting conditions
may result in an accident.i
Fog 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
permissible lamp operation.
i
The fog lamps cannot be switched on with
the exterior lamp switch in position U. To
switch on the fog lamps, turn the exterior lamp
switch to position B first.
Page 133 of 473

132 Controls in detailLightingCorner-illuminating front fog lamps
The corner-illuminating front fog lamps im-
prove illumination of the road into which
you are turning.
The corner-illuminating front fog lamps will
operate with the engine running and with
the exterior lamp switch in
positionB (
page 128)
or
the exterior lamp switch in
positionU (
page 128)
or
the daytime running lamp mode
activated (
page 130)Driving forward
Switching on corner-illuminating front
fog lamps
Depending on whether you are turning
left or right, switch on the left or right
turn signal (
page 56).
The respective front fog lamp comes on
and illuminates the road onto which
you are turning.
Switching off corner-illuminating front
fog lamps
The combination switch for the turn signal
resets automatically after major steering
wheel movements. This will switch off the corner-illuminating front 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 corner-illu-
minating front fog lamp can be switched
off by returning the combination switch to
its original position.
Driving rearward
Switching on corner-illuminating front
fog lamps
Place the gear selector lever in
positionR.
The inverse front fog lamp comes on
automatically depending on the steer-
ing direction and steering angle.
Switching off corner-illuminating front
fog lamps
Place the gear selector lever out of
positionR.
The respective front fog lamp goes out.
i
Corner-illuminating front fog lamps will only
come on in low ambient lighting conditions.
The corner-illuminating front fog lamps function
is not available at a vehicle speed above 25 mph
(40 km/h).
i
The corner-illuminating front fog lamps will
come on automatically depending on the
steering angle, even if you did not switch on ei-
ther turn signal.
If the corner-illuminating front fog lamps came
on automatically, they will also go out automati-
cally depending on the steering angle.
Page 134 of 473

133 Controls in detail
Lighting
Combination switch
The combination switch is located on the
left of the steering column.Combination switch1High beam
2High beam flasherHigh beam
Turn the exterior lamp switch toB
or toU (
page 128).
Push the combination switch in direc-
tion of arrow1 to switch on the high
beam headlamps.
The high beam indicator lamp A in
the instrument cluster comes on.
Pull the combination switch in direction
of arrow 2 to its original position to
switch off the high beam headlamps.
The high beam indicator lamp A in
the instrument cluster goes out.
High beam flasher
Pull the combination switch briefly in
direction of arrow2.
Hazard warning flasher
The hazard warning flasher can be
switched on at all times, even with the
SmartKey removed from the starter switch
or with the SmartKey with KEYLESS-GO*
removed from the vehicle.
The hazard warning flasher switches on
automatically when an air bag deploys.
The switch is located on the dashboard be-
tween the center air vents.
1Hazard warning flasher switch
Page 135 of 473

134 Controls in detailLightingSwitching on the hazard warning
flasher
Press hazard warning flasher
switch1.
All turn signals are flashing.
Switching off the hazard warning
flasher
Press hazard warning flasher switch1
again.
Interior lighting
The interior lighting controls are located in
the overhead control panel.
1Left reading lamp on/off
2Right reading lamp on/off
3Interior lighting on/off
4Slide switch for interior lighting controlDeactivating automatic control
Slide switch4 to the right.
The interior lighting and the entry/exit
lamps remain switched off in darkness,
even when you
unlock the vehicle
remove the SmartKey from the
starter switch
open a door
open the trunk
i
With the hazard warning flasher activated
and the combination switch set for either left or
right turn, only the respective turn signals will
operate when the ignition is switched on.
i
If the hazard warning flasher was switched
on automatically because of an air bag that has
deployed, press hazard warning flasher
switch1 once to switch it off.
!
An interior lamp switched on manually does
not go out automatically.
Leaving the interior lighting switch in the ON po-
sition for extended periods of time with the en-
gine turned off could result in discharged
batteries.
i
The interior lighting is factory-set to auto-
matic mode.
Page 136 of 473

135 Controls in detail
Lighting
Activating automatic control
Slide switch4 to the left.
The interior lighting switches on in
darkness when you
unlock the vehicle
remove the SmartKey from the
starter switch
open a door
open the trunk
In addition, the entry/exit lamps in the
door trays come on when you open a
door.
The interior lighting switches off after
approximately 10 seconds if the interi-
or lighting delayed switch-off feature is
set to
On in the control system
(
page 161).Manual control
Switching interior lighting on and off
Press switch3.
The interior lighting switches on.
Press switch3 once more.
The interior lighting switches off.
Switching reading lamps on and off
Press reading lamp switch1 or2 to
switch on the desired reading lamp.
Press reading lamp switch1 or2
again to switch off the respective read-
ing lamp.
Courtesy lighting
For better orientation in the dark, courtesy
lamps will illuminate the interior of your ve-
hicle as follows:
With parking lamps switched on:
the door handles
the driver and passenger footwells
With SmartKey in starter switch position1:
the door handles
the center console
Trunk lamp
The trunk lamp switches on when the trunk
is opened.
If the trunk lid remains open, the trunk
lighting switches off automatically after ap-
proximately 10 minutes.
i
If a door remains open, the interior lighting
switches off automatically after approximately
5minutes.
i
If you turn the SmartKey in the starter
switch to position0 and switch off the head-
lamps, the door handle lamps will remain lit for
approximately 5 minutes.