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Infotainment system143External devices
General information
A USB port for the connection of
external devices is located in the
centre console.
Note
The USB port must always be kept
clean and dry.
USB port
An MP3 player, USB device, SD card (via USB connector / adapter) or
smartphone can be connected to the
USB port.
Up to two USB devices can be
connected to the Infotainment system at a time.
Note
For the connection of two USB
devices, an external USB hub is
required.
The Infotainment system can play audio files, show picture files or play
movie files contained in USB devices.When connected to the USB port,
various functions of the devices
mentioned above can be operated via
the controls and menus of the
Infotainment system.
Note
Not all auxiliary devices are
supported by the Infotainment
system. Check the compatibility list
on our website.
Connecting / disconnecting a device
Connect one of the devices
mentioned above to the USB port. If
required, use the appropriate
connection cable. The music function starts automatically.
Note
If a non-readable USB device is
connected, a corresponding error
message appears and the
Infotainment system automatically
switches to the previous function.
To disconnect the USB device, select
another function and then remove the USB device.Caution
Avoid disconnecting the device
during playback. This may
damage the device or the
Infotainment system.
USB Auto Launch
By default, the USB audio menu is displayed automatically as soon as a
USB device is connected.
If desired, this function can be
deactivated.
Press ; and then select Settings to
open the settings menu.
Select Radio, scroll to USB Auto
Launch and touch the screen button
next to the function.
To reactivate the function, touch the
screen button again.
Bluetooth Devices which support the Bluetooth
music profiles A2DP and AVRCP can
be connected wirelessly to the
Infotainment system. The
Infotainment system can play music
files contained in these devices.
Page 189 of 317

Driving and operating187● The charge level of the vehiclebattery is below a defined level.
● The brake vacuum is not sufficient.
● The vehicle is driven at least at walking speed.
● The climate control system requests an engine start.
● The air conditioning is manually switched on.
If the bonnet is not fully closed, a warning message is displayed in the
Driver Information Centre.
If an electrical accessory, e.g. a
portable CD player, is connected to
the power outlet, a brief power drop
during engine restart may be
noticeable.Parking9 Warning
● Do not park the vehicle on an
easily ignitable surface. The
high temperature of the
exhaust system could ignite the
surface.
● Always apply the parking brake. Activate the manual
parking brake without pressing the release button. Apply as
firmly as possible on a downhill slope or uphill slope. Depress
brake pedal at the same time to
reduce operating force.
For vehicles with electric
parking brake, pull switch m for
a minimum of one second until
control indicator m illuminates
constantly and electric parking
brake is applied 3 96.
● Switch off the engine. ● If the vehicle is on a level surface or uphill slope, engage
first gear or set the selector
lever to position P before
removing the ignition key. On
an uphill slope, turn the front
wheels away from the kerb.
If the vehicle is on a downhill
slope, engage reverse gear or
set the selector lever to position
P before removing the ignition
key. Turn the front wheels
towards the kerb.
● Close the windows.
● Remove the ignition key from the ignition switch. Turn the
steering wheel until the
steering wheel lock is felt to
engage.
For vehicles with automatic
transmission, the key can only
be removed when the selector
lever is in position P.
● Lock the vehicle.
● Activate the anti-theft alarm system.
● The engine cooling fans may run
after the engine has been
switched off 3 240.
Page 308 of 317

306Customer informationComfort and infotainment
functions
Comfort settings and custom settings
can be stored in the vehicle and
changed or reset at any time.
Depending on the equipment level in
question, these include
● seat and steering wheel position settings
● chassis and air conditioning settings
● custom settings such as interior lighting
You can input your own data in the
infotainment functions for your
vehicle as part of the selected
features.
Depending on the equipment level in
question, these include
● multimedia data such as music, videos or photos for playback in
an integrated multimedia system
● address book data for use with an
integrated hands-free system or an integrated navigation system● input destinations
● data on the use of online services
This data for comfort and
infotainment functions can be stored
locally in the vehicle or be kept on a
device that you have connected to the
vehicle ( e.g. a smartphone, USB stick
or MP3 player). Data that you have
input yourself can be deleted at any
time.
This data can only be transmitted out
of the vehicle at your request,
particularly when using online
services in accordance with the
settings selected by you.
Smartphone integration, e.g.
Android Auto or Apple CarPlay
If your vehicle is equipped
accordingly, you can connect your
smartphone or another mobile device
to the vehicle so that you can control
it via the controls integrated in the
vehicle. The smartphone image and
sound can be output via the
multimedia system in this case. At the same time, specific information is
transmitted to your smartphone.
Depending on the type of integration,this includes data such as position
data, day / night mode and other
general vehicle information. For more
information, please see the operating
instructions for the vehicle /
infotainment system.
Integration allows selected
smartphone apps to be used, such as
navigation or music playback. No
further integration is possible
between smartphone and vehicle, in particular active access to vehicle
data. The nature of further data
processing is determined by the
provider of the app used. Whether
you can define settings, and if so
which ones, is dependent on the app
in question and your smartphone's
operating system.