Page 145 of 521

144 Controls in detailLightingLocator lighting and night security illu-
mination
Locator lighting and night security illumi-
nation are described in the “Control sys-
tem” section, see (
page 171) and
(
page 172).
Fog lampsFront fog lamps
Switch on the low beam headlamps
(page 141).
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 141).
Push in the exterior lamp switch.
The front fog lamps are switched off.
The green indicator lamp‡ in the
exterior lamp switch goes out.
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.
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.iFog lamps cannot be switched on with
the exterior lamp switch in
positionU. For switching on the fog
lamps, turn the exterior lamp switch to
positionB.
Page 146 of 521

145 Controls in detail
Lighting
Rear fog lamp (driver’s side only)
Switch on the front fog lamps
(page 144).
Pull out the exterior lamp switch to sec-
ond stop.
The rear fog lamp is switched on.
The yellow indicator lamp† in the
exterior lamp switch comes on
(page 141).
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.
Combination switch
The combination switch is located on the
left side of the steering column.Combination switch1High beam
2High beam flasherHigh beam
Turn the exterior lamp switch to
positionB orU (
page 141).
Push the combination switch in direc-
tion of arrow1 to switch on the high
beam.
The high beam headlamp indicator
lampA in the instrument cluster
comes on (
page 24).
Pull the combination switch in direction
of arrow2 to its original position to
switch off the high beam.
The high beam headlamp indicator
lampA in the instrument cluster
goes out.
High beam flasher
Pull the combination switch briefly in
direction of arrow2.
Page 147 of 521
146 Controls in detailLightingHazard 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 au-
tomatically when an air bag deploys.
The hazard warning flasher switch is locat-
ed on the upper part of the center console.
1Hazard warning flasher switchSwitching on hazard warning flasher
Press the hazard warning flasher
switch1.
All turn signals are flashing.Switching off hazard warning flasher
Press hazard warning flasher switch1
again.
iWith the hazard warning flasher acti-
vated and the combination switch set
for either left or right turn, only the re-
spective left or right turn signals will
operate when the ignition is switched
on.
iIf the hazard warning flasher has been
activated automatically, press hazard
warning flasher switch1 once to
switch it off.
Page 148 of 521

147 Controls in detail
Lighting
Interior lighting in the front
1Left front reading lamp on/off
2Rear interior lighting on/off
3Automatic control on/off
4Front interior lighting on/off
5Right front reading lamp on/off
6Ambient lighting
7Interior lighting
8Front reading lampsThe controls are located in the overhead
control panel.
Automatic control
Activating
Press automatic control switch3.
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
The interior lighting switches off automati-
cally following an adjustable time delay.For more information, see “Setting interior
lighting delayed shut-off” (
page 173).
Deactivating
Press automatic control switch3
again.
The interior lighting remains switched
off in darkness, even when you:
unlock the vehicle
remove the SmartKey from the
starter switch
open a door
open the trunk
iLeaving an interior light switch in the
ON position for extended periods of
time with the engine turned off could
result in a discharged battery.
iIf the door remains open, the interior
lighting switches off automatically after
approximately 5 minutes.
Page 149 of 521

148 Controls in detailLightingManual control
Front interior lighting
Press front interior lighting switch4.
The front interior lighting switches on.
Press front interior lighting switch4
again.
The front interior lighting switches off.
Rear interior lighting
Press rear interior lighting switch2.
The rear interior lighting switches on.
Press rear interior lighting switch2
again.
The rear interior lighting switches off.Front reading lamps
The front reading lamps are located in the
lower edge of the interior rear view mirror.
Press front reading lamp
switch1or5 to switch on the de-
sired front reading lamp.
Press front reading lamp
switch1or5 again to switch off the
respective front reading lamp.
Door entry lamps
For better orientation in the dark, the cor-
responding door entry lamps will switch on
in the darkness when you open a door and
the automatic control is activated.
The door entry lamps will switch off when
the corresponding door is closed.
iThe setting selected for the interior
lighting is used for the trunk lighting as
well.
If the trunk remains open, the trunk
lighting switches off automatically after
approximately 10 minutes.
iIf you turn the SmartKey in the starter
switch to position0 and switch off the
headlamps, the door entry lamps will
remain lit for approximately 5 minutes.
Page 150 of 521
149 Controls in detail
Lighting
Interior lighting in the rear
The overhead control panel is located
above the rear seat bench.
1Ambient lighting switch, to brighten
2Rear reading lamp
3Rear reading lamp on/off
4Rear interior lamp
5Ambient lighting
6Ambient lighting switch, to dimRear reading lamps
Press respective rear reading lamp
switch3 to switch on the correspond-
ing rear reading lamp.
Press respective rear reading lamp
switch3 again to switch off the corre-
sponding rear reading lamp.
Ambient lighting
Press ambient lighting switch1or6
repeatedly until ambient lighting5
has reached the desired intensity.
You can switch the ambient lighting on and
off, using the Control system
(
page 172).
Trunk lamp
The trunk lamp switches on if the trunk is
opened.
If the trunk remains open, the trunk lamp
switches off automatically after approxi-
mately 10 minutes.
Page 151 of 521

150 Controls in detailInstrument clusterA full view illustration of the instrument
cluster can be found in the “At a glance”
section of this manual (
page 24).
1Reset button
The instrument cluster is activated when
you
open a door
switch on the ignition (
page 36)
press the reset button1
switch on the exterior lamps
You can modify the instrument cluster set-
tings in the instrument cluster submenu of
the control system (
page 166).
Instrument cluster illumination
Use the reset button1 to adjust the illu-
mination brightness for the instrument
cluster.
Warning!
G
If the instrument cluster or the multifunction
display, or both, are inoperative or malfunc-
tioning, warning messages will not be re-
layed when potential danger exists. This
may cause you and others to be unaware of
certain risks and/or personal injury.
Contact the nearest authorized
Mercedes-Benz Center as soon as possible.
iThe instrument cluster illumination is
dimmed or brightened automatically to
suit ambient light conditions.
The instrument cluster illumination will
also be adjusted automatically when
you switch on the vehicle’s exterior
lamps.
Page 152 of 521

151 Controls in detail
Instrument cluster
To brighten illumination
Turn the reset button1 in the instru-
ment cluster clockwise.
The instrument cluster illumination will
brighten.
To dim illumination
Turn the reset button1 in the instru-
ment cluster counterclockwise.
The instrument cluster illumination will
dim.
Coolant temperature indicator
During severe operating conditions, e.g.
stop-and-go traffic, the coolant tempera-
ture may rise close to 248°F (120°C).
The engine should not be operated with
the coolant temperature above 248°F
(120°C). Doing so may cause serious en-
gine damage which is not covered by the
Mercedes-Benz Limited Warranty.
Trip odometer
Make sure you are viewing the trip odome-
ter display (
page 153).
If it is not displayed, press button è
or ÿ repeatedly until the trip
odometer appears.
Press and hold the reset button1
(page 150) until the trip odometer is
reset.
Warning!
G
Driving when your engine is overheated
can cause some fluids which may have
leaked into the engine compartment to
catch fire. You could be seriously
burned.
Steam from an overheated engine can
cause serious burns and can occur just
by opening the hood. Stay away from
the engine if you see or hear steam com-
ing from it.
Turn off the engine, get out of the vehicle
and do not stand near the vehicle until the
engine has cooled down.
iExcessive coolant temperature trigger
a warning in the multifunction display
(page 379).