display MERCEDES-BENZ C-Class 2011 W204 Repair Manual

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 ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Instr. Cluster submenu.XPress the a button to confirm.XPress the : or 9 button to select the
Display Unit Speed-/Odometer.
function.
You will see the selected setting: km or
miles .XPress the a button to save the setting.
Switching the additional speedometer
on/off
Only vehicles with manual transmission have
this function.
The Additional Speedometer: function
allows you to choose whether the
multifunction display also shows the speed in
km/h (USA) or mph (Canada).
XPress the = or ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Instr. Cluster submenu.XPress the a button to confirm.XPress the : or 9 button to select the
Additional Speedometer function.
You will see the selected setting: On or
Off .XPress the a button to save the setting.
Selecting the permanent display function
Only vehicles with automatic transmission
have this function.
The Permanent Display: function allows
you to choose whether the multifunction
display always shows the outside
temperature or the speed in km/h (USA) or
mph (Canada).
XPress the = or ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Instr. Cluster submenu.XPress the a button to confirm.XPress : or 9 to select the
Permanent Display: function.
You will see the selected setting Outside
Temperature or Speedometer [km/h]: .XPress the a button to save the setting.
Time/date
This submenu is only available on vehicles
with Audio 20. To set the time and date on
vehicles with COMAND, see the separate
operating instructions.
In the Time/date submenu, you can set the
time and date.
XPress the = or ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Time/date submenu.XPress the a button to confirm.XPress the : or 9 button to select
Time: or Date: .
The current time or date set is displayed.XPress a to change the setting.XPress the = or ; button to select the
display you want to change: hour, minute,
day, month, year.XPress the : or 9 button to set the
selected display.XPress the a button to store the entry.
Lights
Switching the daytime running lamps on/
off
This function is not available in Canada.
If you have activated the Daytime Running
Lights: function and the light switch is in the
Menus and submenus179On-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 179Z

c position the daytime running lamps are
switched on automatically when the engine is
running.
In the dark, the following also light up:
R the low-beam headlamps
R the parking lamps
R the tail lamps
R the license plate lamp
R the side marker lampsXPress the = or ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Lights submenu.XPress the a button to confirm.XPress the : or 9 button to select the
Daytime Running Lights: function.
You will see the selected setting: Enabled
or Disabled .XPress the a button to save the setting.
Activating/deactivating surround
lighting and exterior lighting delayed
switch-off
If you switch on the Locator Lighting:
function and the light switch is set to c,
R the exterior lighting switches on when it is
dark after unlocking the vehicle with the
SmartKey.
The exterior lighting switches off when you
open the driver’s door.
R the exterior lighting remains on for 15
seconds when it is dark after closing the
doors.
If the engine is switched off and then none
of the doors are opened, or if an open door
is not closed, the exterior lighting goes out
after 60 seconds.
If you activate the Locator Lighting:
function, the following light up:
R the parking lamps
R the tail lamps
R the fog lamps 23
R the low-beam headlamps 24
R the license plate lamp
R the side marker lampsXPress the = or ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Lights submenu.XPress the a button to confirm.XPress the : or 9 button to select the
Locator Lighting: function.
You will see the selected setting: Enabled
or Disabled .XPress the a button to save the setting.
To deactivate the delayed shut-off
temporarily:
XBefore leaving the vehicle, turn the
SmartKey to position 0 in the ignition lock.XTurn the SmartKey to position 2 in the
ignition lock and back to position 0.
The delayed shut-off is deactivated.
The delayed shut-off is reactivated the next
time you start the engine.
Activating/deactivating the interior
lighting delayed switch-off
If the Interior Lighting Delay: function
is activated and you pull the SmartKey out of
the ignition lock, the interior lighting remains
on for around 10 seconds.
XPress the = or ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Lights submenu.XPress the a button to confirm.23
Only for vehicles with front fog lamps.
24 Only for vehicles without front fog lamps.180Menus 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 180

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

in when you lock the vehicle. When you
unlock the vehicle and then open the driver's
or front-passenger door, the exterior mirrors
fold out again.
If you have switched the function on and you
fold the exterior mirrors in using the button
on the door ( Y page 100), they will not fold
out automatically. The exterior mirrors can
then only be folded out using the button on
the door.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
Fold Mirrors in when Locking:
function.
You will see the selected setting: Enabled
or Disabled .XPress the a button to save the setting.
Resetting to factory settings
For safety reasons, the Daytime Running
Lights: function in the Light submenu is
only reset if the vehicle is stationary.
XPress the = or ; button on the
steering wheel to select the Settings
menu.XPress the : or 9 button to select the
Factory Setting submenu.XPress the a button to confirm.
The Reset All Settings? message
appears.XPress the : or 9 button to select
No or Yes .XPress the a button to confirm the
selection.
If you have selected Yes, the multifunction
display shows a confirmation message.182Menus 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 182

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

Safety systemsDisplay messagesPossible causes/consequences and M Solutions÷
Inoperative See
Operator's ManualGRisk of accident
ESP ®
(Electronic Stability Program), BAS (Brake Assist) and hill
start assist are not available due to a malfunction. In addition, the
ä and å warning lamps light up in the instrument cluster.
The brake system continues to function normally, but without the
functions listed above.
XDrive on carefully.XVisit a qualified specialist workshop.÷
ESC Currently
Unavailable See
Operator's ManualGRisk of accident
ESP ®
, BAS and hill start assist are temporarily unavailable. In
addition, the ä and å warning lamps light up in the
instrument cluster.
The self-diagnosis function might not be complete, for example.
The brake system continues to function normally, but without the
functions listed above.
XCarefully drive a suitable distance making slight steering
movements at a speed above 12 mph (20 km/h).
If the display message disappears, the functions mentioned
above are available again.
If the display message continues to be displayed:
XDrive on carefully.XVisit a qualified specialist workshop.GRisk of accident
ESP ®
, BAS and hill start assist are temporarily unavailable. In
addition, the ä and å warning lamps light up in the
instrument cluster.
The on-board voltage may be insufficient, for example.
The brake system continues to function normally, but without the
functions listed above.
XDrive on carefully.
If the display message disappears, the functions mentioned
above are available again.
If the display message continues to be displayed:
XVisit a qualified specialist workshop.184Display messagesOn-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 184

Display messagesPossible causes/consequences and M SolutionsGRisk of accident
If the display message is shown and the ä warning lamp flashes
at the same time, ETS (Electronic Traction System) is deactivated.
The brakes on the drive wheels could otherwise overheat.
XLet the brakes cool down until the display message disappears
and the ä warning lamp goes out.
ETS is active again.G
Tele Aid
InoperativeUSA only: one or more main functions in the mbrace system are
malfunctioning.
Canada only: one or more of the main functions of the TELEAID
system is malfunctioning.XUSA only: have the mbrace system checked at a qualified
specialist workshop.XCanada only: have the TELEAID system checked at a qualified
specialist workshop.Check Child Seat
Pos.
See Operator's
ManualGRisk of injury
Vehicles with BabySmart™ (Canada only):
The BabySmart™ child seat is positioned incorrectly.
XInstall the child seat in the correct position.GRisk of injury
Vehicles with BabySmart™ (Canada only):
The sensor for automatic child seat recognition is faulty.
XVisit a qualified specialist workshop.6
SRS Malfunction
Service RequiredGRisk of injury
There is a malfunction in the SRS (Supplemental Restraint
System). The 6 warning lamp also lights up in the instrument
cluster.
XVisit a qualified specialist workshop.6
Front Left SRS
Malfunction
Service Required
or
Front Right SRS
Malfunction
Service RequiredGRisk of injury
SRS has malfunctioned at the front on the left or right. The 6
warning lamp also lights up in the instrument cluster.
XVisit a qualified specialist workshop.Display messages185On-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 185Z

Display messagesPossible causes/consequences and M Solutions6
Rear Left SRS
Malfunction
Service Required
or
Rear Right SRS
Malfunction
Service RequiredGRisk of injury
SRS has malfunctioned at the rear on the left or right. The 6
warning lamp also lights up in the instrument cluster.
XVisit a qualified specialist workshop.6
Rear Center SRS
Malfunction
Service RequiredGRisk of injury
SRS has malfunctioned at the rear center. The 6 warning lamp
also lights up in the instrument cluster.
XVisit a qualified specialist workshop.6
Left Side Curtain
Airbag Malfunction
Service Required
or
Right Side Curtain
Airbag Malfunction
Service RequiredGRisk of injury
There is a malfunction in the left-hand and/or right-hand window
curtain air bag. The 6 warning lamp also lights up in the
instrument cluster.
XVisit a qualified specialist workshop.GWarning
In the event a malfunction of the SRS is indicated as outlined above, the SRS may not be
operational.
For your safety, we strongly recommend that you contact an authorized Mercedes-Benz Center
immediately to have the system checked. Otherwise the SRS may not be activated when needed
in an accident, which could result in serious or fatal injury, or it might deploy unexpectedly and
unnecessarily which could also result in injury.
186Display messagesOn-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 186

Display messagesPossible causes/consequences and M SolutionsFront Passenger
Airbag Enabled
See Operator's
ManualThe front-passenger air bag is enabled during the journey,
although:
R there is a child, a small adult or an object weighing less than the
system's weight threshold on the front-passenger seat.
R the front-passenger seat is unoccupied.
The system may detect the additional weight of objects on the
seat or forces acting on the seat.XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XEngage the parking brake.XSwitch off the ignition.XOpen the front-passenger door.XRemove the child and the child restraint system from the front-
passenger seat.XIf necessary, secure the child in a child restraint system on a
suitable rear seat.XMake sure that there are no objects adding to the weight applied
to the seat. The system may otherwise detect the additional
weight and interpret the seat occupant's weight as greater than
it actually is.XMake sure that the seat is unoccupied and has no objects placed
on it, close the front-passenger door, and switch on the ignition.
Observe the 45(Y page 41) indicator lamps and the
multifunction display and check the following:
Seat unoccupied and ignition switched on:
R the 45 indicator lamp must light up and remain lit. When
the indicator lamp is on, OCS ( Y page 41) has deactivated the
front-passenger air bag.
R The Front Passenger Airbag Enabled See Operator's
Manual or Front Passenger Airbag Disabled See
Operator's Manual display messages must not appear. Wait
for at least 60 seconds until the necessary system checks have
been completed and to make sure that the display messages do
not appear in the multifunction display.
If these conditions are met, the front-passenger seat can be
occupied again. Whether the 45 indicator lamp remains lit
or goes out depends on how OCS classifies the occupant.
If the conditions are not met, the system is not operating correctly.
XVisit a qualified specialist workshop immediately.Display messages187On-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 187Z