
6In briefIn briefInitial drive informationVehicle unlocking
Press c
to unlock the vehicle. Open
the doors by pulling the handles.
Press P to unlock the tailgate only.
Tailgate
After unlocking, press the tailgate
button and open the tailgate.
Radio remote control 3 22.
Central locking system 3 24.
Electronic key system 3 23.
Load compartment 3 30.

In brief111Power windows .....................40
2 Exterior mirrors .....................38
3 Side air vents ...................... 132
4 Turn lights, headlight
flash, low / high beam,
high beam assist .................119
Exit lighting ......................... 123
Parking lights ...................... 120
Buttons for Driver
Information Centre ..............101
5 Cruise control .....................158
Speed limiter ....................... 161
Heated steering wheel ..........80
6 Instruments ........................... 91
Driver Information Centre .... 101
7 Buttons for Driver
Information Centre ..............101
8 Windscreen wiper and
washer, rear wiper and
washer ................................. 81
9 Power button ....................... 137
10 Centre air vents .................. 132
11 Hazard warning flashers ....11912 Info Display ........................ 103
13 Anti-theft alarm system
status LED ........................... 35
14 Central locking system ..........24
15 Glovebox .............................. 69
16 Controls for Info Display
operation ............................. 103
17 Climate control system ........ 125
18 USB charging port ................ 85
19 Power outlet .......................... 85
20 Parking assist / Advanced
parking assist .....................176
Lane departure warning .....189
Eco button for stop-start
system ................................. 140
Electronic Stability Control and Traction Control ...........155
Sport mode ......................... 158
21 Manual transmission ..........151
Automatic transmission ......148
22 Electric parking brake .........152
23 Selective ride control ..........156
24 Ignition switch .....................13625Steering wheel adjustment ..80
26 Horn ..................................... 81
27 Storage ................................. 69
28 Bonnet release lever ..........204
29 Light switch ........................ 114
Headlight range
adjustment ......................... 116
Front / rear fog lights ..........120
Instrument illumination .......121

24Keys, doors and windowsReplacing battery in electronic
key
Replace the battery as soon as the
system no longer operates properly
or the range is reduced. The need for battery replacement is indicated by a
message in the Driver Information
Centre 3 105.
Batteries do not belong in household
waste. They must be disposed of at
an appropriate recycling collection
point.
1. Remove the cover.
2. Extract the flat battery from its location.
3. Replace battery with a battery of the same type. Pay attention to
the installation position.
4. Clip the cover in place.
Fault
If the central locking cannot be
operated or the engine cannot be
started, the cause may be one of the
following:
● Fault in electronic key.
● Electronic key is out of reception range.
● The battery voltage is too low.
● Overload of the central locking system 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.
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

34Keys, doors and windowsRemove all obstacles before
resuming normal power operation.
If the vehicle is equipped with factory- fitted towing equipment and a trailer
is electrically connected, the power
tailgate can only be opened with the
tailgate button or closed with T in
the open tailgate. Ensure that there
are no obstacles in the moving area.
Overload
If the power tailgate is repeatedly
operated at short intervals, the
function is disabled for some time.
Move tailgate manually into end
position to reset the system.
Initialising power tailgate
If the power tailgate cannot be
operated automatically (e.g. after
disconnecting the vehicle battery), a
warning message is displayed in the
Driver Information Centre.
Activate electronics as follows: 1. Open tailgate manually.
2. Close tailgate manually.
3. Switch on ignition.Seek the assistance of a workshop if
the problem is not solved.
General hints for operating
tailgate9 Danger
Do not drive with the tailgate open
or ajar, e.g. when transporting
bulky objects, since toxic exhaust
gases, which cannot be seen or
smelled, could enter the vehicle.
This can cause unconsciousness
and even death.
Caution
Before opening the tailgate, check overhead obstructions, e.g. a
garage door, to avoid damage to
the tailgate. Always check the
moving area above and behind the
tailgate.
Note
The installation of certain heavy
accessories onto the tailgate may
affect its ability to remain open.
Note
The operation of the power tailgate
is disabled under low vehicle battery
conditions. In this case, the tailgate
may not even by manually operable.
Note
With the power tailgate disabled and all doors unlocked, the tailgate can
only be operated manually. In this
event, manually closing the tailgate
requires significantly greater force.
Note
At low outside temperatures the
tailgate may not open fully by itself.
In this case lift the tailgate manually
to its normal end position.

36Keys, doors and windows
● Radio remote control orelectronic key: directly by
pressing e twice within
5 seconds.
● Electronic key system with passive locking enabled: briefly
activated after passive locking
occurs.
Note
Changes to the vehicle interior such
as the use of seat covers and open windows, could impair the function
of passenger compartment
monitoring.
Activation without monitoring of
passenger compartment and
vehicle inclination
Switch off the monitoring of
passenger compartment and vehicle
inclination when animals are being
left in the vehicle, because of high
volume ultrasonic signals or
movements triggering the alarm. Also switch off when the vehicle is on a
ferry or train.
1. Close tailgate, bonnet, windows.
2. Press o. LED in the button o
illuminates for a maximum of
10 minutes.
3. Close doors.
4. Activate the anti-theft alarm system.
Status message is displayed in the
Driver Information Centre.
Indication
LED in the central locking button
flashes if the anti-theft alarm system
is activated.
Seek the assistance of a workshop in the event of faults.
Deactivation Radio remote control: Unlocking the
vehicle by pressing c deactivates the
anti-theft alarm system.

Keys, doors and windows37
Electronic key system: Unlocking the
vehicle by pressing on one of the front
door handles at the markings
deactivates the anti-theft alarm
system.
The electronic key must be outside
the vehicle, within a range of approx. 1 m of the relevant door side.
The system is not deactivated by
unlocking the driver's door with the
key or with the central locking button
in the passenger compartment.
Alarm
When triggered, the alarm horn
sounds and the hazard warning lights
flash simultaneously. The number
and duration of alarm signals are
stipulated by legislation.
The anti-theft alarm system can be
deactivated by pressing c, by
pressing on one of the front door
handles at the markings with
electronic key system or switching on
the ignition.
A triggered alarm, which has not been
interrupted by the driver, will be
indicated by the hazard warning
lights. They will flash quickly three
times the next time the vehicle is
unlocked with the radio remote
control. Additionally a warning
message is displayed in the Driver
Information Centre after switching on
the ignition.
Vehicle messages 3 105.
If the vehicle's battery is to be
disconnected (e.g. for maintenance
work), the alarm siren must be
deactivated as follows: switch theignition on then off, then disconnect
the vehicle's battery within
15 seconds.
Immobiliser
The system is part of the ignition
switch and checks whether the
vehicle is allowed to be started with the key being used.
The immobiliser is activated
automatically after the key has been removed from the ignition switch.
Note
Radio Frequency Identification
(RFID) tags may cause interference
with the key. Do not have it placed near the key when starting the
vehicle.
Note
The immobiliser does not lock the doors. Always lock the vehicle after
leaving it 3 24 and switch on the anti-
theft alarm system 3 35.

Keys, doors and windows41Child safety system for rear
windows
Press V to deactivate rear door
power windows; the LED illuminates.
To activate, press V again.
Operating windows from outside
The windows can be operated
remotely from outside the vehicle.
Press and hold e to close windows.
Release button to stop window
movement.
If the windows are fully closed, the
hazard warning lights will flash twice.
Overload
If the windows are repeatedly
operated within short intervals, the
window operation is disabled for
some time.
Initialising the power windows
If the windows cannot be closed
automatically (e.g. after
disconnecting the vehicle battery), a
warning message is displayed in the
Driver Information Centre.
Vehicle messages 3 105.
Activate the window electronics as
follows:
1. Close doors.
2. Switch on ignition.
3. Pull switch until the window is closed and keep pulling for
additional 2 seconds.
4. Push switch until the window is completely open and keep
pushing for additional 2 seconds.
5. Repeat for each window.
Heated rear window
Operated by pressing b together with
heated exterior mirrors.
Heating works with the engine
running and is switched off
automatically after a short time.

62Seats, restraintsChild restraintsChild restraint systems9 Danger
If using a rear-facing child restraint
system on the front passenger
seat, the airbag system for the
front passenger seat must be
deactivated. This also applies to certain forward-facing child
restraint systems as indicated in
the tables 3 65.
Airbag deactivation 3 60.
Airbag label 3 55.
We recommend a child restraint system which is tailored specifically to the vehicle. For further information,
contact your workshop.
Before fastening a child seat adjust
the head restraint 3 45.
When a child restraint system is being
used, pay attention to the following
usage and installation instructions and also those supplied with the child restraint system.
Always comply with local or national
regulations. In some countries, the
use of child restraint systems is
forbidden on certain seats.
Child restraint systems can be
fastened with:
● Three-point seat belt
● ISOFIX brackets
● Top-tether
Three-point seat belt
Child restraint systems can be
fastened by using a three-point seat
belt. After fastening the child restraint system the seat belt has to be
tightened 3 65.ISOFIX brackets
Fasten vehicle-approved ISOFIX
child restraint systems to the ISOFIX
mounting brackets. Specific vehicle
ISOFIX child restraint system
positions are marked in the ISOFIX
table 3 65.
ISOFIX mounting brackets are
indicated by a label on the backrest.
An i-size child restraint system is an
universal ISOFIX child restraint
system according UN Regulation No.
129.
All i-size child restraint systems can
be used on any vehicle seat suitable
for i-size, i-size table 3 65.