Page 145 of 491

144 Controls in detailLightingLocator lighting and night security illu-
mination
The locator lighting and the night security
illumination are described in the “Control
system” section, see (
page 171) and
(
page 172).
Fog lampsFront fog lamps
Switch on the low beam headlamps
(page 51).
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 24).
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. 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 head-
lamps on. Fog lamps should only be
used in conjunction with low beam
headlamps. Consult your State or Prov-
ince Motor Vehicle Regulations regard-
ing allowable lamp operation.iFog lamp cannot be switched on with
the exterior lamp switch in
positionU. For switching on the fog
lamps, turn exterior lamp switch to
positionB first.
Page 146 of 491

145 Controls in detail
Lighting
Rear fog lamps (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 are switched on.
The yellow indicator lamp† in the
exterior lamp switch comes on
(page 24).
Push in the exterior lamp switch to first
stop.
The rear fog lamp is switched off.
The yellow indicator lamp† in the
lamp exterior switch goes out.
The front fog lamps remain lit.
Combination switch
The combination switch is located on the
left side of the steering column.
1High beam
2High beam flasherHigh beam
Turn exterior lamp switch to
positionB or U (
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 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
direction2.
Page 147 of 491
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 with the SmartKey with
KEYLESS-GO* removed from the vehicle.
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.
1Hazard warning flasher switchSwitching on the hazard warning
flasher
Press the hazard warning flasher
switch1.
All turn signal lamps are flashing.Switching off the hazard warning
flasher
Press the 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 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 491

147 Controls in detail
Lighting
Interior lighting
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 tailgateThe 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 tailgate
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 five minutes.
Page 149 of 491
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 button2.
The lights in the rear passenger com-
partment go on.
Press button2 again.
The lights in the rear passenger com-
partment go out.Front reading lamps
The front reading lamps are located in the
lower edge of the interior rear view mirror.
Press front reading lamp switch1
or5 to switch on the desired front
reading lamp.
Press front reading lamp switch1
or5 again to switch off the respective
front reading lamp.
iThe setting selected for the interior
lighting is used for the cargo compart-
ment as well.
If the tailgate remains open, the cargo
compartment lamp switches off auto-
matically after approximately ten min-
utes.
Page 150 of 491

149 Controls in detail
Lighting
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 on when
the corresponding door is closed.
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 brightenRear reading lamps
Press desired 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 switch1 or6
repeatedly until ambient lighting5
has reached the desired intensity.
You can switch the ambient lighting on and
off using the control system (
page 173).
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 five
minutes.
Page 151 of 491

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).
The instrument cluster is activated when
you
open a door
turn on the ignition
press the reset button (
page 24)
switch on the exterior lamps
You can change the instrument cluster set-
tings in the instrument cluster submenu of
the control system (
page 165).
Instrument cluster illumination
Use the reset button (
page 24) to adjust
the illumination brightness for the instru-
ment cluster.To brighten illumination
Turn the reset button in the instrument
cluster clockwise (
page 24).
The instrument cluster illumination will
brighten.
To dim illumination
Turn the reset button in the instrument
cluster counterclockwise (
page 24).
The instrument cluster illumination will
dim.
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 491

151 Controls in detail
Instrument cluster
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 the è or
ÿ repeatedly until the trip odome-
ter appears.
Press and hold the reset button on the
instrument cluster (
page 24) 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 356).