Page 125 of 442

125 Controls in detail
Lighting
Deactivating automatic control
Press the switch3.
The interior lighting remains switched
off, even when you
centrally unlock the vehicle
open a door
remove the SmartKey from the
starter switch
Manual control
Switching rear interior lights on and off
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.Switching left front reading lamp on and
off
Press button1.
The left reading lamp goes on.
Press button1 again.
The left reading lamp goes out.
Switching right front reading lamp on
and off
Press button5.
The right reading lamp goes on.
Press button5 again.
The right reading lamp goes out.
Door entry lamps
The appropriate door entry lamp switches
on if a door is opened in darkness and if
the interior lighting is switched to the auto-
matic function.
The entry lamp goes out automatically
when the door is closed.Trunk lamp
The trunk lamp switches on if the trunk lid
is opened.
If you leave the trunk open for an extended
period of time, the trunk lamp will switch
off automatically after approximately ten
minutes.
iIf you turn the SmartKey in the starter
switch to position0 or remove the
SmartKey, the door entry lamps will re-
main lit for approximately five minutes.
Page 126 of 442

126 Controls in detailInstrument cluster
Instrument clusterA full view illustration of the instrument
cluster can be found in the “At a glance”
section of this manual (
page 22).
The instrument cluster is activated when
you
open a door
turn on the ignition
press the reset button (
page 22)
switch on the exterior lamps
You can change the instrument cluster set-
tings in the instrument cluster submenu of
the control system (
page 141).
Instrument cluster illumination
Use the reset button (
page 22) to adjust
the illumination brightness for the instru-
ment cluster.To brighten illumination
Turn the reset button in the instrument
cluster clockwise (
page 22).
The instrument cluster illumination will
brighten.
To dim illumination
Turn the reset button in the instrument
cluster counterclockwise (
page 22).
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 127 of 442

127 Controls in detail
Instrument cluster
Coolant temperature gauge
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 129).
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 22) 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 314).
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129 Controls in detail
Control system
Control system
The control system is activated as soon as
the SmartKey in the starter switch is
turned to position1 or as soon as the
KEYLESS-GO start/stop button* is in
position1. The control system enables you
to:
call up information about your vehicle
change vehicle settings.
For example, you can use the control sys-
tem to find out when your vehicle is next
due for service, to set the language for
messages in the instrument cluster dis-
play, and much more.
The control system relays information to
the multifunction display.
Multifunction display
1Segment ring
2Standard display
3Trip odometer
iThe displays for the audio systems (ra-
dio, CD player) will appear in English,
regardless of the language selected.
Warning!
G
A driver’s attention to the road and traffic
conditions must always be his / her primary
focus when driving.
For your safety and the safety of others, se-
lecting features through the multifunction
steering wheel should only be done by the
driver when traffic and road conditions per-
mit it to be done safely.
Bear in mind that at a speed of just 30 mph
(approximately 50 km / h), your vehicle is
covering a distance of 44 feet (approximate-
ly 13.5 m) every second.
Page 130 of 442

130 Controls in detailControl systemMultifunction steering wheel
The displays in the multifunction display
and the settings in the control system
(page 129) are controlled by the buttons
on the multifunction steering wheel.Pressing any of the buttons on the multi-
function steering wheel will alter what is
shown in the multifunction display.The information available in the multifunc-
tion display is arranged in menus, each
containing a number of functions or sub-
menus.
The individual functions are then found
within the relevant menu (radio or CD op-
erations under
Audio
, for example). These
functions serve to call up relevant informa-
tion or to customize the settings for your
vehicle.
1
Multifunction display in the speed-
ometerOperating the control system
2
Selecting the submenu or setting
the volumeçdown / to decreaseæup / to increase
3
Telephone*sto take a calltto end a call
4
Menu systemsèfor next menuÿfor previous menu
5
Moving within a menujfor next displaykfor previous display
Page 131 of 442
131 Controls in detail
Control system
It is helpful to think of the menus, and the
functions within each menu, as being ar-
ranged in a circular pattern.
If you press buttonè orÿ re-
peatedly, you will pass through each
menu one after the other.
If you press buttonk orj re-
peatedly, you will pass through each
function display, one after the other, in
the current menu.In the
Settings
menu, instead of functions
you will find a number of submenus for
calling up and changing settings. For in-
structions on using these submenus, see
the “Settings menu” section (
page 139).
The number of menus available in the sys-
tem depends on which optional equipment
is installed in you vehicle.The menus are described on the following
pages.
Page 134 of 442

134 Controls in detailControl systemStandard display menu
You can select the functions in the stan-
dard display menu with buttonk
orj.
The following functions are available:Display digital speedometer
Press buttonj twice.
The current vehicle speed is shown in
the multifunction display.
AUDIO menu
The functions in the
Audio
menu operate
the audio equipment which you currently
have turned on.
If no audio equipment is currently turned
on, the message
AUDIO OFF
is shown in the
display.
The following functions are available:Select radio station
Turn on the radio. Refer to separate op-
erating instructions.
Press buttonè orÿ repeatedly
until you see the currently tuned sta-
tion in the display.
1Waveband setting
2Station frequency
Press buttonk orj repeatedly
until the desired station is found.
iThe headings used in the menus table
are designed to facilitate navigation
within the system and are not neces-
sarily identical to those shown in the
control system displays.
The first function displayed in each
menu will automatically show you
which part of the system you are in.
Function
Page
Call up digital speedometer
134
Call up FSS PLUS
297
Check tire pressure*
291
Check engine oil level
283
Function
Page
Select radio station
134
Select satellite radio station*
135
Operate CD player
135
Page 135 of 442

135 Controls in detail
Control system
Select satellite radio station*
The satellite radio is treated as a radio ap-
plication.
Select SAT radio with the correspond-
ing softkey in the radio menu.
1SAT mode and preset number
2Setting for station selection using
memory
3Channel name or number
Press buttonk orj repeatedly
until the desired channel is found.
Operate the CD player
Turn on the radio and select the CD
player. Refer to separate operating in-
structions.
Press buttonè orÿ repeatedly
until the settings for the CD currently
being played are shown in the display.
1Current CD (for CD changer*)
2Current track
Press buttonk orj repeatedly
until the desired track is selected.
iYou can only store new stations using
the corresponding feature on the radio,
see separate operating instructions.
You can also operate the radio in the
usual manner.
iFeature description is based on prelim-
inary information available at time of
printing.
Additional optional satellite radio
equipment and a subscription to satel-
lite radio service provider are required
for satellite radio operation. At time of
printing, no date for the availability of
optional equipment required for satel-
lite radio operation had been set.
Contact your authorized
Mercedes-Benz Center for details and
availability for your vehicle.
For more information, refer to separate
COMAND operating instructions.
iTo select a CD from the magazine,
press a number on the COMAND
system SmartKey pad located in the
center console.