Page 26 of 317

24Keys, doors and windows● Overload of the central lockingsystem by operating at frequent
intervals, the power supply is
interrupted for a short time.
● Interference from higher-power radio waves from other sources.
To rectify the cause of the fault,
change the position of the electronic
key.
Manual unlocking 3 24.
Memorised settings
Whenever the ignition is switched off,
the following settings are
automatically memorised by the
remote control unit or the electronic
key:
● automatic climate control
● lighting
● Infotainment system
● central locking system
● comfort settings
The saved settings are automatically used the next time the ignition is
switched on with the memorised key
of the remote control unit 3 158 or
electronic key 3 22.A precondition is that Personalisation
by Driver is activated in the personal
settings of the Info-Display. This must
be set for each remote control unit or
electronic key which is used. The
status change is available only after
locking and unlocking the vehicle.
The assigned memory position of the power seat is automatically recalled
when switching on ignition and Auto
Memory Recall is activated in the
Info-Display for the memorised
remote control or electronic key.
Power seat 3 50.
Vehicle personalisation 3 125.
Central locking system Unlocks and locks doors, load
compartment and fuel filler flap.
A pull on an interior door handle
unlocks the respective door. Pulling
the handle once more opens the door.
Note
In the event of an accident in which
airbags or belt pretensioners are
deployed, the vehicle is
automatically unlocked.Note
A short time after unlocking with the
remote control the doors are locked
automatically if no door has been
opened. A precondition is that the
setting is activated in the vehicle
personalisation 3 125.
Remote control operation
Unlocking
Press c.
Page 93 of 317
Instruments and controls91Controls
Steering wheel adjustment
Unlock lever, adjust steering wheel,
then engage lever and ensure it is
fully locked.
Do not adjust steering wheel unless
vehicle is stationary and steering
wheel lock has been released.
Steering wheel controls
Driver Information Centre, some
driver assistance systems,
Infotainment system and a connected mobile phone can be operated via the
controls on the steering wheel.
The illustrations show different
versions.
Driver Information Centre 3 116.
Driver assistance systems 3 185.
Further information is available in the
Infotainment manual.
Page 100 of 317

98Instruments and controlsSports Tourer: A 12 Volt power outlet
is located at the left sidewall in the
load compartment.
With ignition off, the power outlet
remains active.
Do not exceed the maximum power
consumption of 120 watts.
Electrical accessories that are
connected must comply with the
electromagnetic compatibility
requirements laid down in
DIN VDE 40 839.
Do not connect any current-delivering
accessories, e.g. electrical charging
devices or batteries.
Do not damage the outlets by using
unsuitable plugs.
Stop-start system 3 163.USB ports
Depending on the infotainment
system, one or two USB ports for
charging devices are located in
between the front seats. These ports
have also a data connection to the
Infotainment system. For further
information, see Infotainment
manual.
USB charging port
Two USB ports for charging devices
only are located in the back of the
centre console.
Each socket provides 2.1 Ampere at
five Volts.
Note
The sockets must always be kept
clean and dry.
Page 101 of 317
Instruments and controls99Power connector
The power connector (PowerFlex
Bar) is attached on the instrument
panel fuse box cover. A fragrance
diffuser (AirWellness) or a phone
holder can be attached to the power
connector.
Further information regarding phone
holder is available in the Infotainment
manual.
Fragrance diffuser
1. Attach fragrance diffuser to upper
side of the power connector (1)
and swivel downwards to engage
(2).
2. Press front button to activate and deactivate the fragrance diffuser.
LED indicates activation.
3. To remove fragrance diffuser, press diffuser downwards and
swivel backwards.
4. To replace fragrance pad, shift cartridge upwards and remove it.
Page 118 of 317

116Instruments and controlsDisplaysDriver Information Centre
The Driver Information Centre is
located in the instrument cluster.
Depending on the version and the
instrument cluster, the Driver
Information Centre is available as
Midlevel display or Uplevel display.
Driver Information Centre indicates
depending on the equipment:
● overall and trip odometer
● vehicle information
● trip/fuel information
● driving economy information ● vehicle and warning messages
● audio and infotainment information
● phone information
● navigation information
● vehicle settingsMidlevel display
Main menus are: ● Trip/fuel information, displayed by ; , see description below.
● Vehicle information, displayed by ? , see description below.
● Eco information, displayed by @ , see description below.
Some of the displayed functions differ
when the vehicle is being driven or at a standstill and some functions are
only active when the vehicle is being
driven.
Selecting menus and functions
The menus and functions can be
selected via the buttons on the turn
signal lever.
Press MENU to switch between the
main menus or to return from a
submenu to the next higher menu
level.
Turn the adjuster wheel to select a
submenu of the main menu or to set
a numeric value.
Press SET/CLR to select and confirm
a function.
Page 122 of 317

120Instruments and controlsAdBlue
Indicates an estimate of the AdBlue
level. The number of percentage
means the remainder of AdBlue.
Additionally, it is indicated whether
the level is sufficient or low.
Eco information menu, @
● Top consumers
● Economy trend
● Eco index
On Uplevel display the pages Top
Consumers, Economy Trend and Eco
index, are displayed in the Trip/fuel
information menu, select Info.
Top Consumers
List of top comfort consumers
currently switched on is displayed in
descending order. Fuel saving
potential is indicated.
During sporadic driving conditions,
the engine will activate the heated
rear window automatically to increase
the engine load. In this event, the
heated rear window is indicated as
one of the top consumers, without
activation by the driver.Economy Trend
Displays the average consumption
development over a distance of
50 km. Filled segments display the
consumption in 5 km steps and shows the effect of topography or driving
behaviour on fuel consumption.
Economy index
The average fuel consumption is indicated on an economic scale. For
economical driving, adapt driving
style to keep the indicator within the
green area. The more the indicator
moves towards red, the higher is the
fuel consumption. Simultaneously the
average consumption value is
indicated.
Depending on vehicle version, the
Eco Index shows values referring to
trip odometer page A/1 or the current
driving cycle. In the last case, the
indicator is reset when ignition is
switched on the next time.
Audio menu
Audio menu enables browsing for
music, selecting from favourites or
changing the audio source.
See Infotainment manual.
Phone menu Phone menu enables managing andperforming of phone calls, scrolling
through contacts or operating
handsfree phoning.
See Infotainment manual.
Navigation menu
Navigation menu enables route
guidance.
See Infotainment manual.
Page 124 of 317

122Instruments and controlsThe vehicle has a 7'' Colour-Info-
Display with touchscreen
functionality.
The vehicle has a 8'' Colour-Info-
Display with touchscreen
functionality.
The Info displays can indicate: ● time 3 95
● outside temperature 3 95
● date 3 95
● Infotainment system, see description in the Infotainment
manual
● indication of rear view camera 3 212
● indication of parking assist instructions 3 203
● navigation, see description in the
Infotainment manual
● system messages
● settings for vehicle personalisation 3 125Graphic-Info-Display
Press X to switch on the display.
Press MENU to select main menu
page.
Turn MENU to select a menu page.
Press MENU to confirm a selection.
Press BACK to exit a menu without
changing a setting.
7'' Colour-Info-Display
Selecting menus and settings
Menus and settings are accessed via
the display.
Press X to switch on the display.
Press ; to display the homepage.
Touch required menu display icon
with the finger.
Touch a respective icon to confirm a
selection.
Touch 9 to return to the next higher
menu level.
Press ; to return to the homepage.
For further information, see
Infotainment manual.
Vehicle personalisation 3 125.
Page 125 of 317

Instruments and controls1238'' Colour-Info-Display
Selecting menus and settings
There are three options to operate the display:
● via buttons below the display● by touching the touchscreen with
the finger
● via speech recognitionButton operation
Press X to switch on the display.
Press ; to display the homepage.
Turn MENU to select a menu display
icon or a function or to scroll a
submenu list.
Press MENU to confirm a selection.
Press BACK to exit a menu without
changing a setting.
Press ; to return to the homepage.
For further information, see
Infotainment manual.Touchscreen operation
Display must be switched on by
pressing X. Press ; to select
homepage.
Touch required menu display icon or a function with the finger.
Scroll a longer submenu list with the
finger up or down.
Confirm a required function or
selection by touching.
Touch q on the display to exit a
menu without changing a setting.
Press ; to return to the homepage.
For further information, see
Infotainment manual.Speech recognition
Description see Infotainment manual.
Vehicle personalisation 3 125.
Valet mode
Some functions of the Driver
Information Centre and the Info-
Display can be limited for some
drivers. The load compartment is
being locked and cannot be unlocked.
For more information, see
Infotainment manual.