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).
Page 133 of 442
133 Controls in detail
Control system
Menus, submenus and functions
Menu1
Menu2
Menu3
Menu4
Menu5
Menu6
Menu7
Menu8
Standard dis-
play
AUDIO
NAVI*
Distronic*
Malfunction
memory
Settings
Trip computer
Telephone
Commands/submenusDigital speed-
ometer
Select radio
station
Activate
route guid-
ance
Call up set-
tings
Call up malfunc-
tion messages
Reset to factory
settings
Fuel consumption
statistics after
start
Load phone
book
Call up FSS
PLUS
Operate CD
player
Instrument clus-
ter submenu
Fuel consumption
statistics since
the last reset
Search for
name in
phone book
Check tire pres-
sure*
Time/Date sub-
menu
Call up range
Check engine oil
level
Lighting sub-
menuVehicle sub-
menuConvenience
submenuDynamic seat*
submenu
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.
Page 136 of 442

136 Controls in detailControl systemNAVI* menu
The
Navi
menu contains the functions
needed to operate your navigation system.
Press buttonè orÿ repeatedly
until you see the message
Navi
in the
display.
If the navigation system is switched off,
the message
Navi Off
is shown in the
display.
If the navigation system is switched on,
the message
Navi Active
is shown in
the display.
Please refer to the COMAND manual for in-
structions on how to activate the route
guidance system.
Distronic* menu
Use the Distronic menu to display the cur-
rent settings for your Distronic system.
What information is shown in the display
depends on whether the Distronic system
is active or inactive.
Please refer to the “Driving systems” sec-
tion of this manual (
page 214) for in-
structions on how to activate Distronic.
Press buttonè orÿ repeatedly
until you see one of the following two
pictures in the display.Distronic deactivated
When Distronic is deactivated, you will see
the standard display in the display.
1Vehicle ahead, if detected
2Actual distance to vehicle ahead
3Preset distance threshold to vehicle
ahead
4Your vehicle
5Symbol for activated distance warning
function
Page 138 of 442

138 Controls in detailControl system
Press buttonk orj.
The stored messages will now be dis-
played in order. See the “Practical
hints” section for malfunction and
warning messages (
page 318).
Should any malfunctions occur while driv-
ing, the number of malfunctions will reap-
pear in the display when the SmartKey in
the starter switch is turned to position0 or
removed from the starter switch.
Settings menu
In the
Settings
menu there are two func-
tions:
The function
To reset: Press reset
button for 3 seconds
, with which you
can reset all the settings to the original
factory settings.
A collection of submenus with which
you can make individual settings for
your vehicle.
Press buttonè orÿ repeatedly
until the
Settings
menu is seen in the
display.Resetting all settings
You can reset all the functions of all sub-
menus to the factory settings.
Press the reset button in the instru-
ment cluster (
page 22) for approxi-
mately three seconds.
In the display you will see the request
to press the reset button again to con-
firm.
Press the reset button again.
The functions of all the submenus will
reset to factory settings.
iThe message memory will be cleared
when you turn the SmartKey in the
starter switch to position1 or2. You
will then only see high priority malfunc-
tions. These are highlighted by red
background (
page 318).
iThe settings you have changed will not
be reset unless you confirm the action
by pressing the reset button a second
time.
Page 139 of 442
139 Controls in detail
Control system
Submenus in the Settings menu
Press buttonk orj.
In the display you see the collection of
the submenus.
Press buttonç.
The selection marker moves to the next
submenu.The submenus are arranged by hierarchy.
Scroll down with theç button, scroll up
with theæ button.
Move within the submenus with thek
orj button to the individual functions.
The settings themselves are made with
buttonæ orç.Resetting the functions of a submenu
For each submenu you can reset all the
functions to the factory settings.
Move to a function in the submenu.
Press the reset button (
page 22) in
the instrument cluster for approximate-
ly three seconds.
In the display you will see the request
to press the reset button again to con-
firm.
Press the reset button again.
All functions of the submenu will reset
to factory settings.
Page 144 of 442

144 Controls in detailControl systemSynchronizing the time
This function can only be seen on vehicles
with COMAND and navigation module*.
Move the selection marker with
theæ orç button to the Time/Date
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Time sync. with head unit
.
The selection marker is on the current
setting.
Pressæ orç to select the de-
sired setting.Set time (hours)
This function can only be seen when syn-
chronization is switched off.
Move the selection marker with
theæ orç button to the Time/Date
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Clock, hours
.
The selection marker is on the hour set-
ting.
Pressæ orç to set the hour.
Confirm by pressing reset button.Set time (minutes)
This function can only be seen when syn-
chronization is switched off.
Move the selection marker with
theæ orç button to the Time/Date
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Clock, minutes
.
The selection marker is on the minute
setting.
Pressæ orç to set the minutes.
Confirm by pressing reset button.
Page 146 of 442

146 Controls in detailControl systemLighting submenu
Access the
Lighting
submenu via the
Set-
tings
menu. Use the
Lighting
submenu
to change the lamp and lighting settings on
your vehicle. The following functions are
available:Setting daytime running lamp mode
(USA only)
Move the selection marker with
theæ orç button to the Lighting
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Lamp circuit headlamp
.
The selection marker is on the current
setting.
Pressæ orç to select
manual
or
daytime running lamp (
constant
)
mode. This function is not available in
countries where daytime running
lamps are mandatory.With daytime running lamp mode se-
lected and the exterior lamp switch at
position 0, the following lamps will
come on automatically when the en-
gine is turned on:
Parking lamps and low beam head-
lamps
License plate lamps (in low ambient
light conditions)
Function
Page
Set daytime running lamp mode
(USA only)
146
Set locator lighting
147
Ambient light level
147
Exterior lamps delayed shut-off
148
Interior lighting delayed shut-off
149
iIf you turn the exterior lamp switch to
another position, the corresponding
lamp(s) will switch on.
For safety reasons, resetting the Lighting
submenu to factory settings
(
page 138) while driving will not re-
set the daytime running lamp mode.
In the display you will then see the mes-
sage:
Lighting