!
A display message is shown if the coolant
temperature is too high.
If the coolant temperature is above 257 ‡
(125 †) do not drive any further. The
engine will otherwise be damaged.
The coolant temperature is displayed in the
lower section of the tachometer (Y page 35).
Hybrid and PLUG-IN HYBRID vehicles: the
multifunction display shows the coolant tem-
perature in the Coolant
Coolant submenu
(Y page 307).
Under normal operating conditions and with
the specified coolant level, the coolant tem-
perature may rise to 255 ‡ (124 †). Outside temperature display
You should pay special attention to road con-
ditions when temperatures are around freez-
ing point.
Bear in mind that the outside temperature
display indicates the temperature measured
and does not record the road temperature.
The outside temperature display is in the mul- tifunction display (Y page 296).
Changes in the outside temperature are dis-
played after a short delay. Operating the on-board computer
:
Multifunction display
; Right control panel
= Left control panel
X To activate the on-board computer: 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.
Left control panel ò R
Calls up the main menu 9
: Press briefly:
R Scrolls in lists
R Selects a menu or function
R In the Radio Radio/Media Mediamenu:
opens the track or station list
and selects an audio track or
video scene
R In the Telephone Telephone menu:
switches to the phone book and
selects a name or a telephone
number Displays and operation
295On-board computer and displays Z
9
: Press and hold:
R Rapid scrolling in all lists
R In the Radio Radio/Media Mediamenu:
selects a station, audio track or
video scene using rapid scrolling
R In the Telephone
Telephone menu: starts
rapid scrolling if the phone book is open a R
In all menus: confirms the selec-
ted entry in the list
R In the Radio Radio/Media Mediamenu:
opens the list of available radio
sources/media
R In the Telephone Telephone menu:
switches to the phone book and
starts dialing the selected num-
ber ñ
Switches off the Voice Control Sys-
tem; see the separate operating
instructions % Press briefly:
R Back
R In the Radio
Radio/Media Mediamenu: dese-
lects the track or station list or
list of available radio sources/
media
R Hides display messages
R Exits the telephone book/redial
memory % Press and hold:
R Calls up the standard display in
the Trip Trip menu Right control panel
~ R
Rejects or ends a call
R Exits phone book/redial mem-
ory 6 R
Makes or accepts a call
R Switches to the redial memory W
X R
Adjusts the volume 8 R
Mute ó
Switches on the Voice Control Sys-
tem; see the separate operating
instructions Multifunction display
:
Top status bar
; Display
= Bottom status bar
X To call up the menu list in display
panel ;:press the òbutton on the
steering wheel.
Display panel ;shows the selected menu
or submenu and display messages.
Possible top status bar displays: Outside temperature (Y page 295)
# Turn signal, left (Y page 152)
L Low-beam headlamps (Y page 151)
K High-beam headlamps (Y page 152)
T Parking lamps and license plate lamp
(Ypage 151)
! Turn signal, right (Y page 152)
Possible bottom status bar displays:
è ECO start/stop function
(Ypage 193)
READY READY READY indicator (PLUG-IN HYBRID
vehicles) (Y
page 285)296
Displays and operationOn-board computer and displays
In the Settings menu, in the submenu head-up display, you have the following settings options:
R Switching other displays on/off (Y page 311)
R Setting the position (Y page 311)
R Setting the brightness (Y page 312)Menus and submenus
Menu overview
Press the òbutton on the steering wheel
to call up the list of menus and select a menu.
Operating the on-board computer
(Y page 295).
Depending on the equipment installed in the
vehicle, you can call up the following menus:
R Trip Trip menu (Y page 299)
R Navi Navi menu (navigation instructions)
(Y page 301)
R Radio
Radio menu (Y page 303)
R Media
Media menu (Y page 304)
R Telephone
Telephone menu (Ypage 305)
R Assistance Info Display
Assistance Info Display menu
(Y page 307)
R Service
Service menu (Ypage 307)
R Settings
Settings menu (Ypage 308)
R AMG
AMG menu in AMG vehicles (Y page 314)Trip menu
Standard display X
Press and hold the %button on the
steering wheel until the Trip
Trip menu with trip odometer
:and odometer ;is
shown.
Displaying the range and current fuel
consumption AMG vehicles: the menu only displays approx-
imate range :.
PLUG-IN HYBRID vehicles: the menu only dis-
plays current fuel consumption ;.
X Use ò on the steering wheel to call up
the list of menus.
X Press the :or9 button on the steer-
ing wheel to select the Trip
Trip menu.
X Confirm by pressing aon the steering
wheel.
X Press the :or9 button to select
approximate range :, current fuel con-
sumption ;and recuperation display =.
Approximate range :that can be covered
is calculated according to your current driv- ing style and the amount of fuel in the tank.If there is only a small amount of fuel left in
the fuel tank, the display shows a vehicle
being refueled Cinstead of range :.
Recuperation display =shows you if
energy has been recuperated from the
kinetic energy in overrun mode and saved
in the battery. Recuperation display = Menus and submenus
299On-board computer and displays Z
Change of direction with lane recommen-
dation :
Road into which the change of direction
leads
; Distance to change of direction and visual
distance display
= Change-of-direction symbol
? Lane recommendation
Other status indicators of the naviga-
tion system :
Additional information
Other possible additional information:
R New
New route...
route... orCalculating Calculating route...
route...
A new route is calculated.
R Off road
Off road
The vehicle position is inside the area of the
digital map but the road is not recognized,
e.g. newly built streets, car parks or private
land.
R No route No route No route could be calculated to the selec-
ted destination.
R O: you have reached the destination or an
intermediate destination. Radio menu
:
Waveband
; Station frequency with memory position
= Name of artist
? Name of track
A Genre
Station ;is displayed with the station fre-
quency or station name. The memory position
is only displayed along with station ;if this
has been stored.
X Switch on COMAND (see the separate
operating instructions).
X Use ò on the steering wheel to call up
the list of menus.
X Press the :or9 button on the steer-
ing wheel to select the Radio
Radio menu.
X Confirm by pressing aon the steering
wheel.
Currently selected station ;appears in
the multifunction display.
X To open the station list: press:or
9 briefly.
X To select a station from the station list:
press :or9 briefly.
X To select a station from the station list
using rapid scrolling: press and briefly
hold the :or9 button. Menus and submenus
303On-board computer and displays Z
X
To select a waveband or station mem-
ory: press abriefly.
X Use : or9 to select the waveband
or station memory.
X Press ato confirm the selection.
i Storing the station in COMAND; see the
separate operating instructions.
i SIRIUS XM satellite radio functions like a
normal radio.
You can find further information on radio
mode in the "Satellite radio" section of the
separate COMAND operating instructions. Media menu
Changing the media source You can change the media source and play-
back mode (audio, video or TV) at any time in
the Media
Media menu.
X Switch on COMAND (see the separate
operating instructions).
X Use ò on the steering wheel to call up
the list of menus.
X Press the :or9 button on the steer-
ing wheel to select the Media
Media menu.
X Confirm by pressing aon the steering
wheel.
X To open/close the media sources list:
press abriefly.
The list shows the following media sources,
for example: R
Disc (CD/DVD)
R Memory card (SD/SDHC)
R MEDIA REGISTER
R USB storage device
R Bluetooth ®
audio device
Observe the additional information on media
support and on media mode in the separate
COMAND operating instructions.
Operating an audio player or audio
media :
Media source, e.g. name of current CD
; Current title
= Name of artist
? Name of album
A Folder name
Audio data from various audio devices or
media can be played, depending on the equip-
ment installed in the vehicle.
X Switch on COMAND (see the separate
operating instructions).
X Use ò on the steering wheel to call up
the list of menus.
X Press the :or9 button on the steer-
ing wheel to select the Media Mediamenu.
X Confirm by pressing aon the steering
wheel.
X To select audio player or data carrier:
press abriefly, to open the list of media
sources.
X Use : or9 to select the correspond-
ing audio player or audio media.
X Press ato confirm the selection. 304
Menus and submenusOn-board computer and displays
Display messages
Possible causes/consequences and
M
MSolutions Collision Preven‐
Collision Preven‐
tion Assist Plus tion Assist Plus
Currently Unavail‐ Currently Unavail‐
able See Opera‐ able See Opera‐
tor's Manual tor's Manual COLLISION PREVENTION ASSIST PLUS is temporarily not opera-
tional. Possible causes are:
R the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation.
R the system is outside the operating temperature range.
R the on-board voltage is too low.
When the causes stated above no longer apply, the display mes-
sage disappears.
COLLISION PREVENTION ASSIST PLUS is operational again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 220).
X Restart the engine. Collision Preven‐ Collision Preven‐
tion Assist Plus tion Assist Plus
Inoperative Inoperative COLLISION PREVENTION ASSIST PLUS is temporarily inoperative
due to a malfunction. Adaptive Brake Assist may also have failed.
X Visit a qualified specialist workshop. PRE-SAFE
PRE-SAFE
Functions
Functions
Currently Limited
Currently Limited
See See Operator's
Operator's Man‐
Man‐
ual
ual PRE
‑SAFE ®
PLUS or PRE ‑SAFE®
Brake is temporarily inoperative.
Possible causes are:
R function is impaired due to heavy rain or snow.
R the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation.
R the system is outside the operating temperature range.
R the on-board voltage is too low.
When the causes stated above no longer apply, the display mes-
sage disappears.
PRE ‑SAFE ®
PLUS and PRE ‑SAFE®
Brake are operational again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 220).
X Restart the engine. PRE-SAFE PRE-SAFE
Functions
Functions
Limited See Opera‐
Limited See Opera‐
tor's Manual tor's Manual PRE
‑SAFE ®
PLUS or PRE‑ SAFE®
Brake is unavailable due to a mal-
function. BAS PLUS may also have failed.
X Visit a qualified specialist workshop. Display
messages
325On-board computer and displays Z
Display messages
Possible causes/consequences and
M
MSolutions Active Blind Spot
Active Blind Spot
Assist Currently Assist Currently
Unavailable See Unavailable See
Operator's Manual Operator's Manual Active Blind Spot Assist is temporarily inoperative.
Possible causes are:
R function is impaired due to heavy rain or snow.
R the radar sensor system is outside the operating temperature
range.
R the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation.
When the causes stated above no longer apply, the display mes-
sage disappears.
Active Blind Spot Assist is operational again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 220).
X Restart the engine. Active Blind Spot Active Blind Spot
Assist Inoperative Assist Inoperative Active Blind Spot Assist is defective.
X Visit a qualified specialist workshop. Park Assist Can‐
Park Assist Can‐
celed celed The driver's door is open.
X Repeat the parking gap measurement and parking process with
the driver's door closed. You touched the multifunction steering wheel while steering inter-
vention was active.
X While steering intervention is active, make sure that the multi-
function steering wheel is not touched unintentionally. The vehicle has started to skid and ESP
®
has intervened.
X Use Active Parking Assist again later (Y page 251).Park Park
Assist
Assist Inoper‐
Inoper‐
ative
ative PARKTRONIC is malfunctioning or faulty.
X Follow the instructions and helpful hints in the "Problems with
PARKTRONIC" section (Y page 251).
If the display message continues to be displayed: X Visit a qualified specialist workshop. 344
Display
messagesOn-board computer and displays
Display messages
Possible causes/consequences and
M
MSolutions Night View Assist Plus is faulty.
X Visit a qualified specialist workshop. ë
Off Off The HOLD function is deactivated. The vehicle is skidding.
A warning tone also sounds.
X Reactivate the HOLD function later (Y page 242).DISTRONIC PLUS Off DISTRONIC PLUS Off DISTRONIC PLUS has been deactivated (Y
page 231).
If it was not deactivated by the driver, a warning tone also sounds. DISTRONIC
DISTRONIC
PLUS
PLUSNow
Now
Available
Available DISTRONIC PLUS is operational again after having been tempo-
rarily unavailable. You can now reactivate DISTRONIC PLUS
(Y
page 231). DISTRONIC DISTRONIC
PLUS
PLUSCur‐
Cur‐
rently
rently Unavailable
Unavailable
See
See Operator's
Operator's Man‐
Man‐
ual
ual DISTRONIC PLUS is temporarily inoperative.
Steering Assist and Stop&Go Pilot are temporarily inoperative.
Possible causes are:
R function is impaired due to heavy rain or snow.
R the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation.
R the system is outside the operating temperature range.
R the on-board voltage is too low.
A warning tone also sounds.
When the causes stated above no longer apply, the display mes-
sage disappears.
DISTRONIC PLUS is operational again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 220).
X Restart the engine. DISTRONIC PLUS DISTRONIC PLUS
Inoperative Inoperative DISTRONIC PLUS is defective.
The following may have also failed:
R BAS PLUS with Cross-Traffic Assist
R PRE-SAFE ®
Brake
R Steering Assist and Stop&Go Pilot
A warning tone also sounds.
X Visit a qualified specialist workshop. 346
Display
messagesOn-board computer and displays