2011 MERCEDES-BENZ C-Class warning

If the coolant temperature rises above
248 ‡(120 †), do not drive any further as
this could damage the engine.
Tachometer
The red band in the tachometer indicates the
engine's overrevving range.
! Do not drive in the overrevving range, as
this could damage the engine.
The fuel supply is interrupted to protect the
engine when the red band is reached.
Outside temperature display
The outside temperature display is in the
multifunction display.
GWarning!
The outside temperature indicator is not
designed to serve as an ice-warning device
and is therefore unsuitable for that purpose.
Indicated temperatures just above the
freezing point do not guarantee that the road
surface is free of ice. The road may still be icy,
especially in wooded areas or on bridges.
Changes in the outside temperature are
displayed after a short delay.
Speedometer with segments
The segments in the speedometer indicate
which speed range is available.
Cruise control mode:
The segments light up from the stored speed
to the maximum speed.
Operating the on-board computer
The on-board computer is activated as soon
as you turn the SmartKey to position 1 in the
ignition lock.
You can control the multifunction display and
the settings in the on-board computer using
the buttons on the multifunction steering
wheel.:Multifunction display;~6
Makes/accepts or rejects/ends a
call
WX
Adjusts the volume or operates the
RACETIMER in AMG vehicles
8
Mute=?
Activates voice control; see the
separate operating instructions?% Press briefly:
Back
Deactivates voice control
Hides display messages% Press and hold:
Selects the standard displayA=;
Calls up the menu and menu barDisplays and operation167On-board computer and displaysBA 204 USA, CA Edition A 2011; 1; 5, en-UShereepeVersion: 3.0.3.62010-05-20T09:17:30+02:00 - Seite 167Z

Menus and submenus
Menu overview
The number of menus shown depends on the optional equipment in the vehicle.
Function:Trip menu ( Y page 170);AMG menu in AMG vehicles ( Y page 171)=Navi menu (navigation details) ( Y page 174)?Audio menu ( Y page 175)ATel menu (telephone) ( Y page 176)BDriveAssist menu (assistance) ( Y page 178)CServ. menu ( Y page 178)
R call up display messages ( Y page 183)
R tire pressure loss warning system (Canada only) ( Y page 275)
R tire pressure monitor (USA only) ( Y page 277)
R ASSYST PLUS service interval display ( Y page 243)DSettings menu (Y page 178)Menus and submenus169On-board computer and displaysBA 204 USA, CA Edition A 2011; 1; 5, en-UShereepeVersion: 3.0.3.62010-05-20T09:17:30+02:00 - Seite 169Z

:Drive program (S/C/M);ESP®
mode ( ON/OFF ) or SPORT handling
mode ( SPORT)
RACETIMER
Displaying and starting RACETIMER
GWarning
The RACETIMER feature is only for use on
roads and in conditions where high speed
driving is permitted. Racing on public roads is
prohibited under all circumstances. The driver
is and must always remain responsible for
following posted speed limits.
You can use the RACETIMER to store lap
times.
When RACETIMER is displayed, you cannot
adjust the volume using the W and X
buttons on the steering wheel.
XPress = or ; on the steering wheel
to select the AMG menu.XPress the 9 button repeatedly until the
RACETIMER is shown.:RACETIMER;Lap
You can start the RACETIMER when the
engine is running or if the SmartKey is in
position 2 in the ignition lock.
XTo start: press the W button to start the
RACETIMER.XTo display the intermediate time: press
X to show the intermediate time.
The intermediate time is displayed for five
seconds.XTo stop: press the W button to stop the
RACETIMER.
The RACETIMER interrupts timing when you
stop the vehicle and turn the SmartKey to
position 1 in the ignition lock. When you turn
the SmartKey to position 2 or 3 and then
press the W button, timing is continued.
Storing the lap time and starting a new lap
It is possible to store a maximum of sixteen
laps.
XPress the X button on the steering
wheel to show the intermediate time during
timing.
The intermediate time is displayed for five
seconds.XPress the X button again within five
seconds.
The displayed intermediate time is stored
as a lap time.
Timing starts for a new lap. The new lap is
timed from when the intermediate time is
called up.172Menus and submenusOn-board computer and displays
BA 204 USA, CA Edition A 2011; 1; 5, en-UShereepeVersion: 3.0.3.62010-05-20T09:17:30+02:00 - Seite 172

XSwitch on the audio system or COMAND
and select the audio drive or medium (see
the separate operating instructions).XPress the = or ; button on the
steering wheel to select the Audio menu.
CD player display (example)
:Current trackXTo select the next/previous track:
briefly press the 9 or : button.XTo select a track from the track list
(rapid scrolling): press and hold the
9 or : button until the desired track
has been reached.
If track information is stored on the audio
player or medium, the multifunction display
will show the number and name of the track.
The current track does not appear in audio
AUX mode ( Auxiliary audio mode: external
audio source connected).
Video DVD operation
XSwitch on COMAND and select video DVD
(see the separate operating instructions).XPress the = or ; button on the
steering wheel to select the Audio menu.:Current sceneXTo select the next or previous scene:
briefly press the 9 or the : button.XTo select a scene from the scene list
(rapid scrolling): press and hold the9 or : button until the desired
scene has been reached.
Telephone menu
Introduction
You can establish a Bluetooth ®
wireless
connection to the audio system or to
COMAND (see the separate operating
instructions).
GWarning
A driver's attention to the road must always
be his/her primary focus when driving. For
your safety and the safety of others, we
recommend that you pull over to a safe
location and stop before placing or taking a
telephone call. If you choose to use the
telephone while driving, please use the hands-
free device and only use the telephone when
weather, road and traffic conditions permit.
Some jurisdictions prohibit the driver from
using a mobile phone while driving a vehicle.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h ), your vehicle is
covering a distance of 44 feet (approximately
14 m) every second.
XSwitch on the mobile phone and audio
system or COMAND (see the separate
operating instructions).XPress the = or ; button on the
steering wheel to select the Tel menu.
You will see one of the following display
messages in the multifunction display:
R Telephone Ready or the name of the
network provider: the mobile phone has
found a network and is ready to receive.
R No Service : No network is available.
Accepting a call
If someone calls you when you are in the
Tel menu, a display message appears in the
multifunction display, for example:
176Menus and submenusOn-board computer and displays
BA 204 USA, CA Edition A 2011; 1; 5, en-UShereepeVersion: 3.0.3.62010-05-20T09:17:30+02:00 - Seite 176

XPress 6 on the steering wheel to accept
an incoming call.
You can accept a call even if you are not in
the Tel menu.
Rejecting or ending a call
XPress the ~ button on the steering
wheel.
You can end or reject a call even if you are not
in the Tel menu.
Dialing a number from the phone book
If your mobile phone is able to receive calls,
you can search for and dial a number from the
phone book in the audio system or COMAND
at any time.
XCopy the telephone book of the mobile
phone into the audio system or to COMAND
(see the separate operating instructions).XPress the = or ; button on the
steering wheel to select the Tel menu.XPress the 9, : or a button to call
up the phone book.XPress 9 or : to select the name you
are searching for.
To start scrolling rapidly, press and hold the
9 or : button for longer than one
second. After a short time, the rapid scroll
speeds up.
Rapid scrolling stops when you release the
button or reach the end of the list.XIf only one telephone number is stored
for a name: press the 6 or a button
to start dialing.
or
XIf there is more than one number for a
particular name: press the 6 or a
button to display the numbers.XPress the 9 or : button to select the
number you want to dial.XPress the 6 or a button to start
dialing.
or
XIf you do not want to make a call: press
the ~ button.
Redialing
The on-board computer saves the last names
or numbers dialed in the redial memory.
XPress the = or ; button on the
steering wheel to select the Tel menu.XPress the 6 button to switch to the
redial memory.XPress the 9 or : button to select the
desired name or number.XPress the 6 or a button to start
dialing.
Assistance menu
Deactivating/activating ESP ®
GWarning!
Never switch off the ESP when you see the
ESP warning lamp ä flashing in the
instrument cluster. In this case proceed as
follows:
R When driving off, apply as little throttle as
possible.
R While driving, ease up on the accelerator
pedal.
R Adapt your speed and driving style to the
prevailing road conditions.
Menus and submenus177On-board computer and displaysBA 204 USA, CA Edition A 2011; 1; 5, en-UShereepeVersion: 3.0.3.62010-05-20T09:17:30+02:00 - Seite 177Z

Failure to observe these guidelines could
cause the vehicle to skid. The ESP cannot
prevent accidents resulting from excessive
speed.
Further information about ESP ®
(Y page 63).
This function is not available in AMG vehicles.XStart the engine.XPress the = or ; button on the
steering wheel to select the DriveAssist
menu.XPress 9 or : to select ESP.XPress a.XTo deactivate: press a again.
The å warning lamp in the instrument
cluster comes on.GWarning
When the å ESP OFF warning lamp lights
up, ESP is switched off.
When the ä ESP warning lamp and the
å ESP OFF warning lamp are on
continuously, ESP is not operational due to a
malfunction.
When ESP is switched off or not operational,
the vehicle's stability during standard driving
maneuvers is reduced.
Adapt your driving style to suit the prevailing
road conditions/weather conditions and to
the non-operating status of ESP.
XTo activate: press a again.
The å warning lamp in the instrument
cluster goes out.
Maintenance menu
In the Service menu you can:
R call up display messages ( Y page 183)
R restart the tire pressure loss warning
system (Canada only) ( Y page 275)
R check the tire pressure electronically (USA
only) ( Y page 277)
R call up the service due date ( Y page 243)
Settings menu
Introduction
In the Settings menu, you have the following
options:
R Changing the instrument cluster settings
R Changing the time/date settings 22
R Changing the lighting settings
R Changing the vehicle settings
R Changing the convenience settings
R Restoring the factory settings
Instrument cluster
Selecting the unit of measurement for
distance
The Display Unit Speed-/Odometer:
function allows you to choose whether
certain displays appear in km/h or mph in the
multifunction display.
The selected unit of measurement for
distance applies to:
R the digital speedometer in the Trip menu
R the odometer and the trip odometer
R the trip computer
R the navigation instructions in the Navi
menu
22 This function is not available in vehicles with COMAND.178Menus and submenusOn-board computer and displays
BA 204 USA, CA Edition A 2011; 1; 5, en-UShereepeVersion: 3.0.3.62010-05-20T09:17:30+02:00 - Seite 178

XPress the : or 9 button to select the
Interior Lighting Delay: function.
You will see the selected setting: Enabled
or Disabled .XPress the a button to save the setting.
Vehicle
Activating/deactivating the automatic
locking feature
If you select the Automatic Door Lock:
function, the vehicle is centrally locked above
a speed of around 9 mph (15 km/h).
i Further information on the automatic
locking feature ( Y page 78).
XPress the = or ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Vehicle submenu.XPress the a button to confirm.XPress the : or 9 button to select the
Automatic Door Lock: function.
You will see the selected setting: Enabled
or Disabled .XPress the a button to save the setting.
Activating/deactivating the acoustic
locking confirmation
If you switch on the Acoustic Lock
Feedback: function, an acoustic signal
sounds when you lock or unlock the vehicle.
When unlocking, the signal sounds once.
When locking, it sounds three times.
XPress the = or ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Vehicle submenu.XPress the a button to confirm.XPress the : or 9 button to select the
Acoustic Lock Feedback: function.
You will see the selected setting: Enabled
or Disabled .XPress the a button to save the setting.
Convenience
Activating/deactivating the EASY-
ENTRY/EXIT feature
You can use the Easy Entry/Exit: function
to activate or deactivate the easy-entry/exit
feature ( Y page 99).
GWarning!
You must make sure no one can become
trapped or injured by the moving steering
wheel when the easy-entry/exit feature is
activated.
To stop steering wheel movement, move
steering wheel adjustment lever or press one
of the memory position buttons.
Do not leave children unattended in the
vehicle, or with access to an unlocked vehicle.
Children could open the driver's door and
unintentionally activate the easy-entry/exit
feature, which could result in an accident
and/or serious personal injury.
XPress the = or ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Convenience submenu.XPress the a button to confirm.XPress the : or 9 button to select the
Easy Entry/Exit: feature.
You will see the selected setting: Enabled
or Disabled .XPress the a button to save the setting.
Switching the fold in mirrors when
locking function on/off
This function is only available in Canada.
If you switch on the Fold Mirrors In when
Locking: function, the exterior mirrors fold
Menus and submenus181On-board computer and displaysBA 204 USA, CA Edition A 2011; 1; 5, en-UShereepeVersion: 3.0.3.62010-05-20T09:17:30+02:00 - Seite 181Z

Display messages
Hiding display messages
GWarning
All categories of messages contain important information which should be taken note of and,
where a malfunction is indicated, addressed as soon as possible at an authorized Mercedes-Benz
Center.
Failure to repair the condition noted may cause damage not covered by the Mercedes-Benz
Limited Warranty, or result in property damage or personal injury.
Display messages appear in the multifunction display.
XPress the a or % button on the steering wheel to hide the display message.
The display message is cleared.
The multifunction display shows high-priority display messages in red.
You cannot hide display messages of the highest priority. The multifunction display shows
these messages continuously until the causes for the messages have been remedied.
Certain display messages are accompanied by an audible warning tone or a continuous tone.
Please respond in accordance with the display messages and follow the additional notes in
this Operator's Manual.
Message memory
You can read the display messages in the message memory.
XPress = or ; on the steering wheel to select the Service menu.
If there are display messages, the multifunction display shows 2 messages, for example.XPress the 9 or : button to select the entry, e.g. 2 messages.XConfirm with a.XPress the 9 or : button to scroll through the display messages.
When the ignition is switched off, all display messages are deleted apart from some high-
priority display messages. Once the causes of the high-priority display messages have been
rectified, the corresponding display messages are also deleted.
Display messages183On-board computer and displaysBA 204 USA, CA Edition A 2011; 1; 5, en-UShereepeVersion: 3.0.3.62010-05-20T09:17:30+02:00 - Seite 183Z