Page 100 of 311
98Instruments and controlsDo not damage the outlets by using
unsuitable plugs.
Stop-start system 3 163.
USB port
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 A at 5 V.
Note
The sockets must always be kept
clean and dry.
Ashtrays
Caution
To be used only for ash and not for combustible rubbish.
A portable ashtray can be placed in
the cupholders.
Page 251 of 311
Vehicle care249No.Circuit1Rear seat heating (only for vehi‐cles without alarm horn)2Climate control system / fan3Power seat driver side4Power seat passenger side5–6Power window front7ABS8Heated steering wheel9Body control module 810Power window rear11Sunroof12Body control module 413Seat heating (only on vehicles
without alarm horn)14Exterior mirror15Body control module 116Body control module 7No.Circuit17Body control module 618Body control module 319Data link connector20Airbag system21Climate control system22Central locking system / tailgate23Electronic key system24Power seat memory function25Airbag system steering wheel26Ignition switch / Steering
column lock27Body control module 228USB socket29Cigarette lighter / Power outlet
front30Selector lever31Rear window wiper32Transmission control module
Page 252 of 311
250Vehicle careNo.Circuit33Anti-theft alarm system / Power
sounder34Parking assist / Side blind spot
alert / Infotainment system /
USB socket35OnStar36Info Display / Instrument
cluster / CD player37Infotainment system / radio
After having changed defective fuses,
close the fuse box cover:
1. Apply the cover on the right side.
2. Fold the left side of the cover forwards. Take care that thesecuring clamp is guided as
shown in the illustration.
Load compartment fuse box The fuse box is located on the left side
of the load compartment behind a
cover.
Remove the cover.
Disengage the fuse box cover and
remove it.
Page 304 of 311

302Customer informationFault memories in the vehicle can be
reset by a service company when
carrying out servicing or repairs or at
your request.
Comfort 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
Page 310 of 311

308Tyre pressure monitoringsystem ............................. 111, 255
Tyre pressures ........................... 290
Tyre repair kit ............................. 261
U Ultrasonic parking assist............. 199
Upholstery .................................. 275
Uplevel display ........................... 114
USB port ....................................... 97
Using this manual ..........................3
V Valet mode ................................. 119
Vehicle battery ........................... 233
Vehicle checks............................ 229
Vehicle data ................................ 282
Vehicle data recording and privacy ..................................... 300
Vehicle detected ahead ..............113
Vehicle dimensions .................... 288
Vehicle identification number ....280
Vehicle jack ................................ 252
Vehicle messages .....................122
Vehicle personalisation .............123
Vehicle security ............................ 36
Vehicle specific data ......................3
Vehicle storage ........................... 228
Vehicle tools ............................... 252
Vehicle unlocking ........................... 6Ventilating ..................................... 54
Ventilation ................................... 147
W
Warning chimes .........................122
Warning lights ............................. 102
Warning triangle .......................... 86
Washer and wiper systems .........14
Washer fluid ............................... 232
Wheel changing .........................264
Wheel covers ............................. 260
Wheels and tyres .......................253
Windows ....................................... 41
Windscreen................................... 41
Windscreen wiper and washer ....92
Winter tyres ............................... 253
Wiper blade replacement ..........234