Page 25 of 203

Keys, doors and windows23
Batteries do not belong in household
waste. They must be disposed of at
an appropriate recycling collection
point.
Key with foldaway key section
Extend the key and open the unit
sideways. Replace the battery
(battery type CR 2032), paying
attention to the installation position.
Close the unit and synchronise.
Radio remote control
synchronisation
After replacing the battery, unlock the
door with the key in the driver's door
lock. The radio remote control will be
synchronised when the ignition is
switched on.
Memorised settings
Whenever the key is removed from
the ignition switch, the following
settings are automatically memorised by the key:
● lighting
● presets for Infotainment system
● central locking system
● comfort settings
The saved settings are automatically
used the next time the memorised key
is inserted into the ignition switch and
turned to position 1 3 109.
A precondition is that Personalization
By Driver is activated in the personal
settings of the Info-Display.
This must be set for each key used.
Vehicle personalisation 3 86.Central locking system
Unlocks and locks doors and load compartment.
Note
In the event of an accident in which
airbags or belt pretensioners are
deployed, the vehicle is
automatically unlocked.
Unlocking
Press c.
Page 26 of 203
24Keys, doors and windowsTwo settings are selectable in the
Info-Display:
● To unlock only the driver's door, press c once. To unlock all doors
and load compartment, press c
twice.
● Press c once to unlock all doors
and load compartment.
The setting can be changed in the menu Settings in the Info-Display.
Vehicle personalisation 3 86.
The setting can be saved for the key being used.
Memorised settings 3 23.
Locking
Close doors and load compartment.
Press e.
If the driver's door is not closed
properly, the central locking system will not work.
Central locking buttons Locks or unlocks doors and the load
compartment from inside the
passenger compartment.Press e to lock.
Press c to unlock.
Page 27 of 203

Keys, doors and windows25Fault in radio remote control
system
Unlocking
Manually unlock the driver's door by
turning the key in the lock. Switch on
the ignition and press the central
locking button c to unlock the other
doors and load compartment.
By switching on the ignition, the anti- theft alarm system is deactivated.
Locking
Close all doors. Open the driver's door and press the central locking
button. The vehicle is locked.
Close the driver's door. Manually lock the driver's door by turning the key.
Fault in central locking system
Unlocking
Manually unlock the driver's door by
turning the key in the lock. From the
inside of the vehicle the doors can be
unlocked by pulling up the lock button on the respective door. The load
compartment cannot be unlocked.
Automatic door locking
If no door is opened or the position of
ignition key is not located in position
1 or position 2 within three minutes after unlocking with the radio remote
control, all the doors are locked and
the anti-theft alarm system is
activated automatically.
Child locks9 Warning
Use the child locks whenever
children are occupying the rear
seats.
Move the pin in the rear door to the front. The door cannot be openedfrom inside.
Page 28 of 203
26Keys, doors and windowsDoors
Front doors
Central locking system See Central locking system 3 23.
Manual door locks
Unlock a front door by turning the key
in the lock anti-clockwise. Pull the
handle to open the door.
To lock the door, turn the key
clockwise in the lock.
Rear doors
Central locking system
See Central locking system 3 23.
Manual door locks
To unlock a rear door, pull the interior lock button on the respective door.
Open the door by pulling the handle.
Push the interior lock button down to
lock the respective door.
Load compartment
TailgateOpeningCentral locking system
To open the tailgate with all doors
unlocked, push the touchpad switch
on the underside of the tailgate
handle and lift up the tailgate.
Page 29 of 203

Keys, doors and windows27Manual door locks
To unlock the tailgate, insert the key
into the lock and turn it anti-clockwise into a horizontal position. Lift the
tailgate to open it.
Closing
Use interior handle to lower and close the tailgate.
Do not press the touchpad switch
whilst closing as this will unlock the
tailgate again.
Central locking system 3 23.
Manual door locks
To lock the tailgate, insert the key into
the lock and turn it clockwise into a
vertical position.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.
Page 30 of 203

28Keys, doors and windowsVehicle security
Anti-theft alarm system It monitors: ● doors, tailgate, bonnet
● ignition
Status LED
Status LED is integrated in the sensor
on top of the instrument panel.
Status during the first 30 seconds of
anti-theft alarm system activation:LED illuminates:test, arming delayLED flashes
quickly:doors, tailgate or
bonnet not
completely closed,
or system fault
Seek the assistance of a workshop in the event of faults.
Deactivation Unlocking the vehicle by pressing c
deactivates anti-theft alarm system.
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 alarm can be silenced by
pressing any button on the radio
remote control or by switching on the
ignition.
The anti-theft alarm system can only
be deactivated by pressing c on the
radio remote control or by switching
on the ignition.
Vehicle messages 3 83.
If the vehicle's battery is to be
disconnected (e.g. for maintenance
work), the alarm siren must be
deactivated as follows: Switch the
ignition 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.
If the control indicator d flashes when
the ignition is on, there is a fault in the
system; the engine cannot be started. Switch off the ignition and repeat the
start attempt.
If the control indicator continues
flashing, attempt to start the engine
using the spare key and seek the
assistance of a workshop.
Page 31 of 203
Keys, doors and windows29Note
The immobiliser does not lock the
doors. You should always lock the
vehicle after leaving it.
Switch on the anti-theft alarm
system 3 23, 3 28.
Control indicator d 3 76.Exterior mirrors
Mirrors
The shape of the mirrors makes
objects appear smaller, which will
affect the ability to estimate
distances.
Manual adjustment
Adjust mirrors by swivelling lever in
required direction.
Electric adjustment
Select the relevant exterior mirror by
turning the control to left (L) or right
(R). Then swivel the control to adjust
the mirror.
In position 0 no mirror is selected.
Folding mirrors
For pedestrian safety, the exterior
mirrors will swing out of their normal
mounting position if they are struck
with sufficient force. Reposition the
mirror by applying slight pressure to
the mirror housing.
Page 32 of 203
30Keys, doors and windows
Heated mirrors
Type 1Type 2
Operated by pressing Ü.
Mirror heating works with the engine
running.
It is switched off automatically after a
short time.
Interior mirrors
Manual anti-dazzle
To reduce dazzle, adjust the lever on the underside of the mirror housing.