Page 23 of 223

Keys, doors and windows21Radio remote control battery
replacement
Replace the battery as soon as the
range reduces.
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.
Replace the battery (battery type CR 2032), paying attention to the
installation position. Close the unit
and synchronise.
Key with fixed key section
Have the battery replaced by a
workshop.
Memorised settings Whenever the ignition is switched off,
some functions of the following
settings may be automatically
memorised by the remote control unit:
● lighting
● Infotainment system presets
● central locking system
● comfort settings
● climate control
The saved settings are automatically
used the next time the memorised key
is inserted into the ignition switch and
turned to position 1 3 116.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 90.
Central locking system
Unlocks and locks doors, load
compartment and fuel filler flap.
A pull on an interior door handle
unlocks the respective door.
Notice
In the event of an accident in which
airbags or belt pretensioners are
deployed, the vehicle is
automatically unlocked.
Notice
3 minutes after unlocking with the
remote control, the doors are
relocked automatically if no door has
been opened.
Page 24 of 223

22Keys, doors and windowsUnlocking
Press c.
Two settings are selectable in the
Info Display:
● To unlock only the driver's door and fuel filler flap, press c once.
To unlock both doors and load
compartment, press c twice.
● Press c once to unlock doors,
load compartment and fuel filler
flap.
Vehicle personalisation 3 90.
The setting can be saved for the key
being used.
Memorised settings 3 21.
Unlocking and opening the tailgate
3 24.
Locking
Close doors, load compartment and
fuel filler flap.
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, the load
compartment and fuel filler flap from
inside the passenger compartment.
Press e to lock.
Press c to unlock.
Delayed door lock
Switch off engine and remove key from the lock. Press e with at least
one door opened and three chimes
will sound. When the last door is
closed, the vehicle will automatically
lock all doors after 5 seconds and a
feedback is given. After 10 minutes,
the vehicle will automatically lock all
doors even if a door is still open. This
function may be activated or
deactivated in the Info Display.
Vehicle personalisation 3 90.
Page 25 of 223

Keys, doors and windows23Fault 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
passenger door, load compartment and fuel filler flap.
By switching on the ignition, the anti-
theft locking system is deactivated.
Locking
Manually lock the driver's door by
turning the key in the lock.
Fault in central locking system
Unlocking
Manually unlock the driver's door by
turning the key in the lock. The
passenger door can be opened by
pulling the interior handle. The load
compartment and fuel filler flap
cannot be opened.
To deactivate the anti-theft locking
system, switch on the ignition 3 25.
Locking
Press inside locking knob of
passenger door. Then close the
driver's door and lock it from the
outside with the key. The fuel filler flap
and tailgate cannot be locked.
Automatic locking
This security feature can be
configured to automatically lock
doors, load compartment and fuel
filler flap as soon as a certain speed
is exceeded.
Additionally, it is configurable to
unlock the driver's door or both doors after the ignition is switched off and
the ignition key is removed.Settings can be changed in the Info
Display.
Vehicle personalisation 3 90.
The settings can be saved for the key being used 3 21.
Page 26 of 223
24Keys, doors and windowsDoors
Load compartment Tailgate
Opening
Press the brand emblem at the
bottom half to unlock and open the
tailgate.
Closing
Use interior handle.
Do not press the emblem whilst
closing as this will unlock the tailgate
again.
Central locking system 3 21.
General hints for operating
tailgate
9 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.
Notice
The installation of certain heavy
accessories onto the tailgate may
affect its ability to remain open.
Page 27 of 223

Keys, doors and windows25Vehicle security
Anti-theft locking system9 Warning
Do not use the system if there are
people in the vehicle! The doorscannot be unlocked from the
inside.
The system deadlocks all the doors. All doors must be closed otherwise
the system cannot be activated.
If the ignition was on, the driver's door
must be opened and closed once so
that the vehicle can be secured.
Unlocking the vehicle disables the
mechanical anti-theft locking system.
This is not possible with the central
locking button in the passenger
compartment.
Activating
Press e on the radio remote control
twice within 5 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.
Notice
The immobiliser does not lock the
doors. You should always lock the
vehicle after leaving it.
Control indicator d 3 79.
Page 28 of 223
26Keys, doors and windowsExterior mirrors
Convex shape
The shape of the mirror makes
objects appear smaller, which will
affect the ability to estimate
distances.
Side blind spot alert 3 141.
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.
Parking position
The exterior mirrors can be folded in
by pressing gently on the outer edge
of the housing, e.g. when in a
confined parking situation.
Heated mirrors
Operated by pressing Ü.
Heating works with the engine
running and is switched off
automatically after a short time.
Page 29 of 223
Keys, doors and windows27Interior mirrors
Manual anti-dazzle
To reduce dazzle, adjust the lever on the underside of the mirror housing to
the front or rear. Lever in the middle
position is the normal driving position.
Versions with illuminated starlight
panel
When the starlight panel is
illuminated, adjust the lever to the
front.
Starlight panel 3 102.
Automatic anti-dazzle
Dazzle from following vehicles is
automatically reduced, when driving
in the dark.
Windows
Windscreen
Windscreen stickers
Do not attach stickers, e.g. toll road
stickers or similar, on the windscreen
in the area of the interior mirror.
Otherwise the detection zone of the
sensor in the mirror housing could be restricted.
Power windows9 Warning
Take care when operating the
power windows. Risk of injury,
particularly to children.
Be careful when closing the
windows. Ensure that nothing
becomes trapped in them as they
move.
Switch on ignition to operate power
windows.
Retained power off 3 117.
Page 30 of 223

28Keys, doors and windows
Operate the switch for the respective
window by pushing to open or pulling to close.
Pushing or pulling gently to the first
detent: window moves up or down as long as the switch is operated.
Pushing or pulling firmly to the second
detent then releasing: window moves
up or down automatically with safety
function enabled. To stop movement,
operate the switch once more in the
same direction.
Safety function
If the window glass encounters
resistance above the middle of the
window during automatic closing, it is
immediately stopped and opened
again.
Override safety function
In the event of closing difficulties due
to frost or the like, switch on the
ignition, then pull the switch to the first
detent and hold. The window moves
up without safety function enabled.
To stop movement, release the
switch.
Operating windows from outside
The windows can be operated
remotely from outside the vehicle.
Press and hold c to open windows.
Press and hold e to close windows.
Release button to stop window
movement.
If the windows are fully opened or
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.