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 35 of 223

Seats, restraints33
● Sit with buttocks as far backagainst the backrest as possible.
Adjust the distance between the
seat and the pedals so that legs
are slightly angled when fully
pressing the pedals. Slide the
front passenger seat as far back
as possible.
● Set seat height high enough to have a clear field of vision on all
sides and of all display
instruments. There should be at
least one hand of clearance
between head and the roof
frame. Your thighs should rest
lightly on the seat without
pressing into it.
● Sit with shoulders as far back against the backrest as possible.
Set the backrest rake so that it is possible to easily reach the
steering wheel with arms slightly
bent. Maintain contact between
shoulders and the backrest when
turning the steering wheel. Do
not angle the backrest too far
back. We recommend a
maximum rake of approx. 25°.
● Adjust seat and steering wheel in
a way that the wrist rests on top
of the steering wheel while the
arm is fully extended and
shoulders on the backrest.
● Adjust the steering wheel 3 61.
● Adjust the head restraint 3 31.
Seat adjustment Drive only with engaged seats andbackrests.Longitudinal adjustment
Pull handle, slide seat, release
handle. Try to move the seat back and forth to ensure that the seat is locked
in place.
Page 37 of 223

Seats, restraints359Warning
When folding up, ensure that the
seat is securely locked in position
before driving. Failure to do so
may result in personal injury in the event of heavy braking or collision.
The memory function allows the seat
to engage in its original position after
folding.
Do not operate backrest adjuster
handwheel when backrest is folded
forwards.
Caution
When seat height is in the highest position, push head restraints
down and fold up sun visors before
folding backrest forwards.
Sport seat folding
Remove seat belt from belt mount on
the backrest.
Pull release lever located on the
backrest, fold backrest forwards and
release lever. Slide seat forwards to
the stop.
To restore, slide the seat backwards
to the stop. Lift backrest to upright
position without operating the release lever. Allow backrest to engage.
9 Warning
When folding up, ensure that the
seat is securely locked in position
before driving. Failure to do so
may result in personal injury in the event of heavy braking or collision.
The memory function allows the seat
to engage in its original position after
folding.
Do not operate backrest adjuster
handwheel when backrest is folded
forwards.
Heating
Page 38 of 223

36Seats, restraintsActivate seat heating by pressing ß
for the respective front seat.
Activation is indicated by the LED in
the button.
Pressing ß once more deactivates
seat heating.
Seat heating is operational when
engine is running.
During an Autostop seat heating is also operational.
Stop-start system 3 118.Seat belts
The seat belts are locked during
heavy acceleration or deceleration of
the vehicle, holding the occupants in
the sitting position. Therefore the risk
of injury is considerably reduced.
9 Warning
Fasten seat belt before each trip.
In the event of an accident, people
not wearing seat belts endanger their fellow occupants and
themselves.
Seat belts are designed to be used by only one person at a time.
Child restraint system 3 45.
Periodically check all parts of the belt
system for damage, pollution and
proper functionality.
Have damaged components replaced by a workshop. After an accident,
have the belts and triggered belt
pretensioners replaced by a
workshop.
Notice
Make sure that the belts are not
damaged by shoes or sharp-edged objects or are trapped. Prevent dirt
from getting into the belt retractors.
Seat belt reminder
Each seat is equipped with a seat belt reminder, indicated for driver's seat
by control indicator X in the
tachometer 3 74, for front
passenger seat by control indicator
k in the centre console 3 72, and
for rear seats by symbols X in the
Driver Information Centre 3 80.