Indicator and warning display
Blind Spo
tAssist is not active at speeds below
approximately 20 mph (30 km/h). Vehicles in
the monitoring range are then not indicated. 0002
Yellow indicator lamp/red warning lamp
When Blind Spot Assist is activated, indicator
lamp 0002in the exterior mirrors lights up
yellow at speeds of up to 20 mph (30k m/h).
At speeds above 20 mph (30 km/h), the
indicator lamp goes out and Blind Spot Assist
is operational.
If a vehicle is detected withi nthe monitoring
range of Blind Spot Assist at speeds above
20 mph (30 km/h), warning lamp 0002on the
corresponding side lights up red. This warning
is always emitted when a vehicle enters the
blind spot monitoring range from behind or
from the side. When you overtake a vehicle,
the warning only occurs if the difference in
speed is less than 7mph (12 km/h).
The yellow indicator lamp goes out if reverse
gear is engaged. In this event, Blind Spot
Assist is no longer active.
The brightness of the indicator/warning
lamps is adjusted automatically according to
the ambient light.
Collision warning
If a vehicle is detected in the monitoring range
of Blind Spot Assist and you switch on the
corresponding turn signal, a double warning
tone sounds. Red warning lamp 0002flashes. If
the turn signal remains on, vehicles detected
are indicated by the flashing of red warning
lamp 0002.There are no further warning tones. Switching on Blind Spot Assist
X
Make sure that the radar sensor system
(Y page 229) and Blind Spot Assist
(Y page 225) are activated in the on-board
computer.
X Turn the SmartKey to position 2in the
ignition lock.
Warning lamps 0002in the exterior mirrors
light up red for approximately
1.5 seconds and then turn yellow.
Towing atrailer
When you attach a trailer, make sure you have
correctly established the electrical
connection. This can be accomplished by
checking the trailer lighting. In this event,
Blind Spo tAssist is deactivated. The indicator
lamp lights up yellow in the exterior mirrors
and the Blind Spot Assist Currently Available See Operator's Manual
message appears in the multifunction
display.
i
You can deactivate the indicator lamps in
the exterior mirrors.
To do so, switch off Blind Spot Assist when:
R the SmartKey is in position 2in the
ignition lock
R the engine is not running
R the electrical connection to the trailer
has been established
Lane Keeping Assist Important safety notes
If you fail to adapty
our driving style, Lane
Keeping Assist can neither reduce the risk of
an accident nor override the laws of physics.
Lane Keeping Assist cannot take into account
the road, traffic and weather conditions. Lane
Keeping Assist is merely an aid. You are
responsible for the distance to the vehicle in
front, for vehicle speed, for braking in good
time and for staying in your lane. 200
Driving systemsDriving and parking
Outside temperature display
You should pay special attention to road
conditions when temperatures are around
freezing point.
The outside temperature display is in the
multifunction display (Y page 218).
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.
R Cruise control activated (Y page 169):
The segments light up from the stored
speed to the maximum speed.
R DISTRONIC PLUS activated (Y page 171):
One or two segments in the set speed
range light up.
R DISTRONIC PLUS detects avehicle in front:
The segments between the speed of the
vehicle in fron tand the stored speed light
up. Operating the on-board computer
Overview The on-board compute
ris activated as soon
as you turn the SmartKey to position 1in 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. 0002
Multifunction display
0003 Switches on the Voice Control System;
see the separate operating instructions
0021 Right control panel
0020 Left control panel
001E Back button
Left control panel 0002
0005 R
Calls up the menu and menu bar 0003
0004
Press briefly:
R
Scrolls in lists
R Selects a submenu or function
R In the Audio menu: selects a
stored station, an audio track or
a video scene
R In the Tel (telephone) menu:
switches to the phone book and
selects a name or telephone
number Displays and operation
217On-board computer and displays Z
Text field
0002shows the selected menu or
submenu as well as display messages.
i You can set the time using the audio
system or COMAND, see the separate
operating instructions.
The following messages may appear in the
multifunction display:
CRUISE Cruise control (Y
page 169)
0001 Rear window wiper (Y page 121)
0004 Adaptive Highbeam Assist
(Ypage 114)
0003 ATTENTION ASSIST (Y page 197)
000E ECO start/stop function
(Ypage 144)
0001 Lane Keeping Assist (Y page 200) or
Active Lane Keeping Assist
(Y page 205)
0001 HOLD function (Y page 179)
0001 PRE-SAFE ®
Brake (Y page 69) Menus and submenus
Menu overview
Operating the on-board computer
(Y page 217).
Depending on the equipment installed in the
vehicle, you can call up the following menus:
R Trip menu (Y
page 219)
R Navi menu (navigation instructions)
(Y page 221)
R Audio menu (Y
page 222)
R Tel menu (telephone) (Y
page 223)
R DriveAssist menu (assistance)
(Y page 224)
R Serv menu (Y
page 226)
R Sett. menu (settings) (Y
page 226)
The Audio ,
Navi and
Tel menus differ slightly
in vehicles with an audio system and in
vehicles with COMAND .The examples given
in this Operator's Manual apply to vehicles
equipped with COMAND. Trip menu
Standard display X
Press and hold the 0007button on the
steering wheel until the Trip menu with
trip odometer 0002and odometer 0003is
shown.
Trip computer "From Start" or "From
Reset" Example: trip computer "From Start"
0002
Distance
0003 Time
0021 Average speed
0020 Average fuel consumption
X Press the 0002or0005 button on the
steering wheel to select the Trip menu.
X Press the 0003or0004 button to select
From Start or
From Reset .
The values in the From Start submenu are
calculated from the start of a journey,
whereas the values in the From Reset submenu are calculated from the last time the
submenu was reset (Y
page 220).
The From Start trip computer is
automatically reset if:
R the ignition has been switched off for more
than four hours.
R 999 hours have been exceeded.
R 9999 miles have been exceeded. Menus and submenus
219On-board computer and displays Z
The
From Reset trip computer is
automatically reset if the value exceeds
9,999 hours or 99,999 miles.
Displaying the range and current fuel
consumption X
Press the 0002or0005 button on the
steering wheel to select the Trip menu.
X Press the 0003or0004 button to select the
curren tfuel consumption and approximate
range.
The approximate range that can be covered
depends on the fuel level and your current
driving style. If there is only a small amount
of fuel left in the fuel tank, the display shows
a vehicle being refueled 0008instead of the
range.
ECO display Example: ECO display
X
Press the 0002or0005 button on the
steering wheel to select the Trip menu.
X Press 0003or0004 to select ECO DISPLAY .
If the ignition remains switched off for longer
than four hours, the ECO display will be
automatically reset.
Further information on the ECO display
(Y page 163). Digital speedometer
0002
Digital speedometer
X Press the 0002or0005 button on the
steering wheel to select the Trip menu.
X Press the 0003or0004 buttonto select the
digital speedometer.
Resetting values Example: resetting the trip computer "From Start"
X
Press the 0002or0005 button on the
steering wheel to select the Trip menu.
X Press the 0003or0004 button to select the
function that you wish to reset.
X Press the 000Bbutton.
X Press the 0004button to select Yes and
press the 000Bbutton to confirm.
You can reset the values of the following
functions:
R Trip odometer
R "From Start" trip computer
R "From Reset" trip computer
R ECO display 220
Menus and submenusOn-board computer and displays
Activating/deactivating PRE-SAFE
®
Brake PRE-SAFE
®
Brake is only available in vehicles
with DISTRONIC PLUS.
X Press the 0002or0005 button on the
steering wheel to select the DriveAssistmenu.
X Press the 0003or0004 buttonto select
PRE-SAFE Brake .
X Press the 000Bbutton.
The current selection is displayed.
X To activate/deactivate: press the000B
button again.
When PRE-SAFE ®
Brake (Y page 69) is
activated, the multifunction display shows
the 0001 symbol as long as the HOLD
function is not activated (Y page 179).
Vehicles with Parking Guidance: if
PARKTRONIC is activated and you are driving
at a speed below 22 mph (35 km/h), the 0010
Parking Guidance symbol is shown instead of
the 0001 symbol.
If the PRE-SAFE Brake: Sensors Deactivated message appears, the radar
sensor system is deactivated.
X Switch on the radar sensor system
(Y page 229).
For more information on PRE-SAFE ®
Brake,
see (Y page 69).
Activating/deactivating ATTENTION
ASSIST X
Press the 0002or0005 button on the
steering wheel to select the DriveAssistmenu.
X Press the 0003or0004 button to select
Attention Assist .
X Press the 000Bbutton.
The current selection is displayed.
X To activate/deactivate: press the000B
button again. When ATTENTION ASSIST (Y
page 197) is
activated, the 0003symbol appears in the
multifunction display when the ignition is on.
For further information about ATTENTION
ASSIST, see (Y page 197).
Activating/deactivating Blind Spot
Assist X
Press the 0002or0005 button on the
steering wheel to select the DriveAssist menu.
X Press the 0003or0004 button to select
Blind Spot Assist .
X Press the 000Bbutton.
The current selection is displayed.
X To activate/deactivate: press the000B
button again.
If the Blind Spot Assist Sensors Deactivated or
Act. Blind Spot Asst. Sensors Deactivated message appears,
the radar sensor system is deactivated.
X Switch on the radar sensor system
(Y page 229).
For further information about Blind Spot
Assist, see (Y page 198).
For further information about Active Blind
Spot Assist, see (Y page 202).
activating/deactivating Lane Keeping
Assist X
Press the 0002or0005 button on the
steering wheel to select the DriveAssist menu.
X Press the 0003or0004 button to select
Lane Keep. Asst. X
Press the 000Bbutton.
The current selection is displayed.
X Press 000Bto confirm.
X Press the 0004or0003 button to set Off ,
Standard or
Adaptive .
X Press the 000Bbutton to save the setting. Menus and submenus
225On-board computer and displays Z
When Lane Keeping Assist or Active Lane
Keeping Assist is activated, the
0001symbol
appears in the multifunction display when the
ignition is on.
For further information about Lane Keeping
Assist, see (Y page 200).
For further information about Active Lane
Keeping Assist, see (Y page 205).Maintenance menu
In the
Serv. menu, you have the following
options:
R Calling up display messages
(Y page 231)
R Restarting the tire pressure loss warning
system (Canada only) (Y page 335)
R Checking the tire pressure electronically
(USA only) (Y page 336)
R Calling up the service due date
(Y page 298) Settings menu
Introduction In the
Sett. menu, you have the following
options:
R Changing the instrument cluster settings
(Y page 226)
R Changing the light settings (Y page 227)R
Changing the vehicle settings
(Y page 228)
R Changing the convenience settings
(Y page 229)
R Restoring the factory settings
(Y page 230)
Instrument cluster Selecting the unit of measurement for
distance
The
Display Unit Speed-/Odometer: function allows you to choose whether
certain displays appear in kilometers or miles
in the multifunction display.
You can determine whether the multifunction
display shows some messages in miles or
kilometers.
X Press the 0002or0005 button on the
steering wheel to select the Sett. menu.
X Press the 0004or0003 button to select the
Instr. Cluster submenu.
X Press 000Bto confirm.
X Press the 0004or0003 button to select the
Display Unit Speed-/Odometer: function.
You will see the selected setting:
km or
miles .
X Press the 000Bbutton to save the setting.
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 current consumption and the range
R the navigation instructions in the Navi menu
R cruise control
R DISTRONIC PLUS
R ASSYST PLUS service interval display 226
Menus and submenusOn-board computer and displays
X
Press the 0004or0003 button to select the
Surround Lighting function.
When the Surround Lighting function is
activated, the light cone and the area
around the vehicle are displayed in red in
the multifunction display.
X Press the 000Bbutton to save the setting.
Deactivating delayed switch-off of the
exterior lighting temporarily:
X Before leaving the vehicle, turn the
SmartKey to position 0in the ignition lock.
X Turn the SmartKey to position 2in the
ignition lock.
The exterior lighting delayed switch-off is
deactivated.
Delayed switch-off of the exterior lighting is
reactivated the next time you start the
engine.
If you have activated the SurroundLighting function and the light switch is set
to 0004, the following functions are activated
when it is dark:
R surround lighting: the exterior lighting
remains lit for 40 seconds after unlocking
with the key. If you start the engine, the
surround lighting is switched off and
automatic headlamp mode is activated
(Y page 111).
R exterior lighting delayed switch-off: the
exterior lighting remains lit for
60 seconds after the engine is switched off.
If you close all the doors and the tailgate,
the exterior lighting goes off after
5s econds.
i Depending on your vehicle's equipment,
when the surround lighting and delayed
switch-off exterior lighting are on, the
following light up:
R Parking lamps
R Front fog lamps
R Low-beam headlamps
R Daytime running lamps
R Side marker lamps
R Surround lighting in the exterior mirrors Activating/deactivating the interior
lighting delayed switch-off
If you activate the
Light. Delay function,
the interior lighting remains on for
20 seconds after you remove the key from the
ignition lock.
X Press the 0002or0005 button on the
steering wheel to select the Sett. menu.
X Press the 0004or0003 button to select the
Lights submenu.
X Press 000Bto confirm.
X Press the 0004or0003 button to select the
Light. Delay function.
When the Light. Delay function is
activated, the vehicle interior is displayed
in red in the multifunction display.
X Press the 000Bbutton to save the setting.
Vehicle Activating/deactivating the automatic
door locking mechanism
X
Press the 0002or0005 button on the
steering wheel to select the Sett. menu.
X Press the 0004or0003 button to select the
Vehicle submenu.
X Press 000Bto confirm.
X Press the 0004or0003 button to select the
Auto. Door Locks function.
When the Auto. Door Locks function is
activated, the vehicle doors are displayed
in red in the multifunction display.
X Press the 000Bbutton to save the setting.
If you activate the Auto. Door Locks function, the vehicle is centrally locked above
a speed of around 9 mph (15 km/h).
For further information on the automatic
locking feature, see (Y page 80).
Activating/deactivating the acoustic
locking verification signal
If you switch on the Acoustic Lock function,
an acoustic signal sounds when you lock the
vehicle. 228
Menus and submenusOn-board computer and displays
Display messages
General notes
Display messages appear in th emultifunction display.
Display messages with graphic displays may be shown in simplified for minthe Operator's
Manual and may therefore differ from the multifunction display.
Please respond in accordance with the display messages and follow the additional notes in
this Operator's Manual.
Certain display messages are accompanied by an audible warning tone or a continuous tone.
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.
When you stop and park the vehicle, please observe the notes on the HOLD function
(Y page 179) and parking (Y page 160).Hiding display messages
X Press the 000Bor0007 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. Some high-priority
display messages cannot be hidden.
The multifunction display shows these messages continuously until the causes for the
messages have been remedied. Message memory
The message memory allows you to call up previous display messages.
X Press the 0002or0005 button on the steering wheel to select the Serv. menu.
If there are display messages, the multifunction displays hows2 messages , for example.
X Press the 0003or0004 button to select the entry, e.g. 2 messages .
X Press 000Bto confirm.
X Press the 0003or0004 button to scroll through the display messages. Display messages
231On-board computer and displays Z