Multifunction display
To activate the multifunction display:
R switch on the ignition
R switch on the lights
R open the driver's door Values and settings as well as display mes-
sages are shown in multifunction display :.Menu overview
Operating the on-board computer
(Y page 225).
R Standard display (Y page 226)
R Trip computer (Y page 226)
R Range (Y page 226)
R Current fuel consumption
R Digital speedometer
R Message memory (Y page 245)
R Service (Y page 312)
R Tyre pressure loss warning system
(Y page 355)
R Daytime driving lights (Y page 227)
R Time (Y page 227) Standard display
X
Press and hold the Vbutton on the
steering wheel until the standard display
with trip meter :and total distance
recorder ;is shown.
X To reset the trip meter: press and hold
the V button until the standard display
appears.
X Press and hold the Cbutton until the
value has been reset. Trip computer
X Press the Vbutton on the steering
wheel repeatedly until the trip computer
appears. :
Distance
; Average speed
= Time
? Average fuel consumption
X To reset the trip computer: press and
hold the Cbutton on the steering wheel
until the values have been reset. Calling up the range
X Press the Vbutton on the steering
wheel repeatedly until the approximate
range appears. 226
Displays and operation (4-button multifunction steering wheel)On-board computer and displays
The approximate range which 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 refuelled Cinstead of the
range. Switching the daytime driving lights
on/off
If you have activated the Day. driv.
Day. driv.
lights: lights: function and the light switch is in the
à position, the daytime driving lights are
switched on automatically when the engine is
running. When it is dark, the side lamps and
the dipped-beam headlamps are switched on
automatically.
On vehicles with daytime driving lamps, the
factory setting is on
on.
If you want to change the setting for the Day. Day.
driv. lights:
driv. lights: function, you have to turn
the key in the ignition lock to position 1.
X Press the Vbutton on the steering
wheel repeatedly until the Day. driv.
Day. driv.
lights:
lights: menu appears.
You will see the selected setting: on
onor
off
off.
X Press the WorX button to change
the setting. Time/date
i Depending on your vehicle's equipment,
the time can be set using the on-board
computer or the audio system/COMAND,
see the separate operating instructions.
X Press the Vbutton on the steering
wheel repeatedly until the "Time/date"
menu appears.
X To set: use the Cbutton to select the
display you want to change: hour, minutes,
day, month, year. X
Press WorX to set the selected dis-
play.
X To save: press the Cbutton.
The next display is selected. Displays and operation (12-button
multifunction steering wheel)
Coolant temperature gauge
The coolant temperature gauge is in the
instrument cluster on the left-hand side.
Under normal operating conditions and with
the specified coolant level, the coolant tem-
perature may rise to 120 †.
At high outside temperatures and when driv-
ing uphill, the coolant temperature may rise
to the end of the scale. Rev counter
The red band in the rev counter indicates the
engine's overrevving range.
! Do not drive in the overrevving range.
Doing so will 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 mul-
tifunction display (Y page 229). G
WARNING
At temperatures just above freezing point, the
street may be icy, especially in wooded areas
or on bridges. If you do not adapt your driving
style to the conditions, the vehicle could skid.
For this reason, adapt your driving style and
speed to the weather conditions.
Changes in the outside temperature are dis-
played after a short delay. Displays and operation (12-button multifunction steering wheel)
227On-board computer and displays Z
Speedometer with segments
The segments in the speedometer indicate
which speed range is available.
R Cruise control activated (Y page 173):
The segments light up from the stored
speed to the maximum speed.
R Variable SPEEDTRONIC activated
(Y page 176):
The segments light up from the start of the
scale to the selected limit speed.
R DISTRONIC PLUS activated (Y page 178):
One or two segments in the set speed
range light up.
R DISTRONIC PLUS detects a vehicle in front:
The segments between the speed of the
vehicle in front and the stored speed light
up. Operating the on-board computer
Overview The on-board computer is activated as soon
as you turn the key 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. :
Multifunction display
; To switch on LINGUATRONIC; see the sep-
arate operating instructions
= Right control panel
? Left control panel
A Back button
Left control panel =
; R
Calls up the menu and menu bar 9
:
Press briefly:
R
Scrolls through lists
R Selects a submenu or function
R In the Audio Audio menu: selects a
stored station, an audio track or
a video scene
R In the Tel Tel(telephone) menu:
switches to the phone book and
selects a name or telephone
number 228
Displays and operation (12-button multifunction steering wheel)On-board computer and displays
Text field
:shows the selected menu or
submenu as well as display messages.
i You can set the time using the audio sys-
tem or COMAND Online; see the separate
operating instructions.
Vehicles with manual transmission: the
indicators in the lower part of the multifunc-
tion display differ from the display shown
here.
The following messages can appear in the
multifunction display:
Z Gearshift recommendation
(Ypage 155)
¯ Cruise control (Y page 173)
È SPEEDTRONIC (Y page 176)
è Rear window wiper
(Ypage 123)
_ Adaptive Main-beam Assist
(Ypage 116)
À ATTENTION ASSIST
(Ypage 201)
¤ ECO start/stop function
(Ypage 150)
Ä Speed Limit Assist
(Ypage 202)
à Lane Keeping Assist
(Ypage 205) or Active Lane
Keeping Assist (Y page 210)
ë HOLD function (Y page 186)
Ä PRE-SAFE®
Brake (Y page 69)
fDSR DSR DSR (Y
page 213)
120 km/h! 120 km/h! Maximum permissible speed
exceeded (only for certain coun-
tries) Menu overview
Operating the on-board computer
(Y page 228). Depending on the equipment fitted in the
vehicle, you can call up the following menus:
R
Trip Trip menu (Y page 230)
R Navi Navi menu (navigation instructions)
(Y page 232)
R Audio
Audio menu (Y page 233)
R Tel
Tel menu (telephone) (Y page 234)
R Assist.
Assist. menu (assistance)
R Serv.
Serv. menu (Y page 238)
R Settings
Settings menu (Ypage 238)
The Audio
Audio ,Navi
Navi andTel
Tel menus differ slightly
in vehicles with an audio system and in vehi-
cles with COMAND Online. The examples
given in this Owner's Manual apply to vehicles
equipped with COMAND Online. Trip menu
Standard display X
Press and hold the %button on the
steering wheel until the Trip Tripmenu with
trip meter :and total distance
recorder ;is shown.
Trip computer "From start" or "From
reset" Example: "From start" trip computer
:
Distance
; Time 230
Displays and operation (12-button multifunction steering wheel)On-board computer and displays
For further information about Blind Spot
Assist, see (Y page 203).
For further information about Active Blind
Spot Assist, see (Y page 203).
Activating/deactivating Lane Keeping
Assist X
Press the =or; button on the steer-
ing wheel to select the Assist. Assist.menu.
X Press the 9or: button to select
Lane Keep. Asst.
Lane Keep. Asst.
X Press the abutton.
The current selection is displayed.
X Press ato confirm.
X Press the :or9 button to set Off
Off ,
Standard
Standard orAdaptive
Adaptive .
X Press the abutton to save the setting.
When Lane Keeping Assist or Active Lane
Keeping Assist is activated, the Ãsymbol
appears in the multifunction display when the
ignition is on.
For further information about Lane Keeping
Assist, see (Y page 205).
For further information about Active Lane
Keeping Assist, see (Y page 210).Service menu
In the
Serv. Serv. menu, you have the following
options:
R Call up display messages (Y page 245)
R Restart the tyre pressure loss warning sys-
tem (Y page 355)
R Call up when a service is due
(Y page 312) Settings menu
Introduction In the
Sett. Sett. menu, you have the following
options:
R change the instrument cluster settings
(Y page 238)
R change the light settings ( Ypage 239)
R change the vehicle settings (Y page 241)
R change the auxiliary heating settings
(Y page 242)
R change the convenience settings
(Y page 243)
R restore the factory settings (Y page 244)
Instrument cluster Selecting the unit of measurement for dis-
tance
The Display unit Speed-/odometer: Display unit Speed-/odometer:
function allows you to choose whether cer-
tain displays appear in kilometres or miles in
the multifunction display.
You can determine whether the multifunction
display shows some messages in miles or kil-
ometres.
X Press the =or; button on the steer-
ing wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Inst. cluster
Inst. cluster submenu.
X Press ato confirm.
X Press the :or9 button to select the
Display unit Speed-/odometer:
Display unit Speed-/odometer: func-
tion.
You will see the selected setting: km kmor
miles
miles.
X Press the abutton to save the setting. 238
Displays and operation (12-button multifunction steering wheel)On-board computer and displays
The selected unit of measurement for dis-
tance applies to:
R the digital speedometer in the Trip
Trip menu
R total distance recorder and the trip meter
R trip computer
R current consumption and the range
R the navigation instructions in the Navi Navi
menu
R cruise control
R SPEEDTRONIC
R DISTRONIC PLUS
R ASSYST PLUS service interval display
Switching the additional speedometer
on/off
Only vehicles with manual transmission have
this function.
The Addit. Speedo [mph] Addit. Speedo [mph] function allows
you to choose whether the status area in the
multifunction display always shows the speed
in mph instead of the outside temperature.
You can determine whether the multifunction
display permanently shows your speed or the
outside temperature.
X Press the =or; button on the steer-
ing wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Inst. cluster
Inst. cluster submenu.
X Press ato confirm.
X Press the :or9 button to select the
Addit. speedo (mph)
Addit. speedo (mph) function.
You will see the selected setting: on onor
off
off.
X Press the abutton to save the setting.
i Vehicles for the United Kingdom: this
function is unavailable.
Selecting the permanent display function
Only vehicles with automatic transmission
have this function.
i Vehicles for the United Kingdom: this
function is unavailable. You can determine whether the multifunction
display permanently shows your speed or the
outside temperature.
X
Press the =or; button on the steer-
ing wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Inst. cluster Inst. cluster submenu.
X Press ato confirm.
X Press the :or9 button to select the
Permanent display:
Permanent display: function.
You will see the selected setting: outside
outside
temperature
temperature orAddit. speedo [mph]
Addit. speedo [mph] .
X Press the abutton to save the setting.
i The speed is displayed in mph.
Lights Switching the daytime driving lights on/
off
The
Day lights Day lights function can only be
switched on with the engine turned off.
X Press the =or; button on the steer-
ing wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Light
Light submenu.
X Press ato confirm.
X Press the :or9 button to select the
Day lights
Day lights function.
If the Day lights
Day lights function has been
switched on, the cone of light and the
W symbol in the multifunction display
are shown in red.
X Press the abutton to save the setting.
Further information on daytime driving lights
(Y page 111).
Setting the brightness for the display/
switches
X Press the =or; button on the steer-
ing wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Light Light submenu.
X Press ato confirm. Displays and operation (12-button multifunction steering wheel)
239On-board computer and displays Z
X
Press the :or9 button to select the
Brightness Display/Switches:
Brightness Display/Switches: func-
tion.
You will see the selected setting.
X Press ato confirm.
X Press the :or9 button to adjust the
brightness to any level from Level 1 Level 1to
Level 5
Level 5 (bright).
X Press the aor% button to save the
setting.
Switching the Intelligent Light System
on/off
X Press the =or; button on the steer-
ing wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Light
Light submenu.
X Press ato confirm.
X Press the :or9 button to select the
Intell. Light Sys.
Intell. Light Sys. function.
If the Intell. Light Sys. Intell. Light Sys. function has
been switched on, the cone of light and the
L symbol in the multifunction display
are shown in red.
X Press the abutton to save the setting.
When you activate Intell. Light Sys.
Intell. Light Sys.,
you activate the following functions:
R motorway mode
R active light function
R cornering light function
R extended range foglamps
If you set the dipped-beam headlamps for
driving on the right/left, the multifunction
display shows the Intell. Intell.Light
LightSystem:
System:
System inoperative Inactive for
System inoperative Inactive for
left-side traffic left-side traffic orIntell. Light
Intell. Light
System:
System: System
Systeminoperative
inoperative Inactive
Inactive
for
for right-side
right-side traffic
trafficdisplay message
instead of the Intell.
Intell. Light
LightSys.
Sys.function
in the Light
Light submenu.
Further information on the Intelligent Light
System (Y page 114). Switching Adaptive Highbeam Assist on/
off
X
Press the =or; button on the steer-
ing wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Light Light submenu.
X Press ato confirm.
X Press the :or9 button to select the
Adapt. main beam
Adapt. main beam function.
If the Adapt. main beam
Adapt. main beam function has
been switched on, the cone of light and the
_ symbol in the upper multifunction
display are shown in red.
X Press the abutton to save the setting.
For further information about Adaptive High-
beam Assist, see (Y page 116).
Activating/deactivating the surround
lighting and exterior lighting delayed
switch-off
X Press the =or; button on the steer-
ing wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Light Light submenu.
X Press ato confirm.
X Press the :or9 button to select the
Surround lighting
Surround lighting function.
When the Surround lighting
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 abutton to save the setting.
Deactivating delayed switch-off of the exte-
rior lighting temporarily:
X Before leaving the vehicle, turn the key to
position 0in the ignition lock.
X Turn the key 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. 240
Displays and operation (12-button multifunction steering wheel)On-board computer and displays
If you have activated the
Surround light‐
Surround light‐
ing
ing function and the light switch is set to
Ã, 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 auto-
matic 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
5 seconds.
i Depending on your vehicle's equipment,
when the surround lighting and delayed
switch-off exterior lighting are on, the fol-
lowing light up:
R side lamps
R foglamps
R dipped-beam headlamps
R daytime driving lights
R surround lighting in the exterior mirrors
Activating/deactivating the interior light-
ing delayed switch-off
If you activate the Light. delay
Light. delay function,
the interior lighting remains on for
20 seconds after you remove the key from the
ignition lock.
X Press the =or; button on the steer-
ing wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Light
Light submenu.
X Press ato confirm.
X Press the :or9 button to select the
Light. delay
Light. delay function.
When the Light. delay Light. delay function is acti-
vated, the vehicle interior is displayed in
red in the multifunction display.
X Press the abutton to save the setting. Vehicle Setting permanent SPEEDTRONIC
X
Press the =or; button on the steer-
ing wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Vehicle
Vehicle submenu.
X Press ato confirm.
X Press :or9 to select the Limit
Limit
speed (winter tyres):
speed (winter tyres): function.
You will see the current setting.
X Press ato confirm.
X Press the :or9 button to adjust
permanent SPEEDTRONIC in increments of
ten (230 km/h 230 km/h to160 km/h 160 km/h). The Off
Offset-
ting switches permanent SPEEDTRONIC
off.
X Press the abutton to store the entry.
For further information on permanent SPEED-
TRONIC (Y page 178).
Switching the automatic locking feature
on/off
X Press the =or; button on the steer-
ing wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Vehicle
Vehicle submenu.
X Press ato confirm.
X Press the :or9 button to select the
Auto. door locks
Auto. door locks function.
When the Auto. door locks
Auto. door locks function is
activated, the vehicle doors are displayed
in red in the multifunction display.
X Press the abutton to save the setting.
If you activate the Auto. door locks
Auto. door locks func-
tion, the vehicle is centrally locked above a
speed of around 15 km/h.
For further information on the automatic lock-
ing feature, see (Y page 83). Displays and operation (12-button multifunction steering wheel)
241On-board computer and displays Z