Page 17 of 289
In brief15Climate control
Heated rear window
The heating is operated by pressing
è .
Heated rear window 3 43.
Heated windscreen 3 44.
Heated exterior mirrors
Depending on the version, heating is
operated by pressing è or m .
Heating works with the engine
running and is switched off
automatically after a short time.
Heated exterior mirrors 3 39.
Demisting and defrosting the
windows
Heating and ventilation system, air
conditioning system
● Set fan speed ý to highest level.
● Set temperature controller ñ to
warmest level.
● Switch on cooling A/C, if
required.
● Switch on heated rear window è.
● Open side air vents as required and direct them towards the doorwindows.
Page 28 of 289

26Keys, doors and windowsConfirmation
Operation of the central locking
system is confirmed by the hazard
warning flashers. A precondition is
that the setting is activated in the
vehicle personalisation 3 123.
Electronic key system operation
The electronic key must be outside
the vehicle, within a range of approx. one metre of the relevant door side.
Unlocking
Pass a hand behind the door handle
of one of the front doors, the sliding
doors, the hinged doors or press the
tailgate button.
Unlocking mode can be set in the
vehicle personalisation menu in the
Info Display. Two settings are
selectable:
● All doors, the hinged doors / the load compartment and the fuel
filler flap will be unlocked by
passing a hand behind one of the front door handles, the handles of
the sliding doors or the handles
of the hinged doors. If the vehicle is equipped with a tailgate, press
the tailgate button.
● Only the front doors and the fuel filler flap will be unlocked by
passing a hand behind one of
front door handles.
Vehicle personalisation 3 123.
Unlocking the load compartment
Only the load compartment, i.e. the
hinged doors or the tailgate, will be
unlocked by passing a hand behind
the hinged doors handle or pressing
the tailgate button.
Locking
Page 29 of 289

Keys, doors and windows27Press on one of the door handles or
press the tailgate button.
All doors, load compartment and fuel filler flap will be locked.
If the vehicle is not closed properly,
the electronic key remains in the
vehicle or the ignition is not off,
locking will not be permitted.
Confirmation
Operation of central locking system is
confirmed by the hazard warning
flashers.
Central locking button
Locks or unlocks all doors and the
load compartment from inside the
passenger compartment. If the
vehicle is equipped with electronic
key system, the fuel filler flap is locked or unlocked, too.
Press - to lock. The LED in the button
illuminates.
Press - again to unlock. The LED in
the button extinguishes.
Operation with the key in case of
a central locking system fault
In case of a fault, e.g. vehicle battery
or remote control / electronic key
battery is discharged, the driver's
door can be locked or unlocked with
the mechanical key.
Manual unlocking
Electronic key: press and hold the
latch to extract the integral key.Manually unlock the driver's door by
inserting and turning the key in the
lock cylinder.
The other doors can be opened by
pulling the interior handle.
By switching on the ignition, the anti-
theft locking system is deactivated.
Page 31 of 289
Keys, doors and windows29Mechanical child locks
To activate, turn the child lock
upwards. The sliding door cannot be
opened from the inside.
To deactivate, turn the child lock
downwards. The sliding door can be
opened from the inside.
Electric child locks
Remotely operated system to prevent
opening of the sliding doors via the
interior door handles.
Switching on
Press >. The indicator lamp in the
button comes on, accompanied by a
confirmation message. This indicator
lamp remains on until the child lock is
switched off.
Switching off
Press > again. The indicator lamp on
button goes off, accompanied by a
confirmation message. This indicator
lamp remains on while child lock is
switched on.
Page 32 of 289
30Keys, doors and windowsDoors
Sliding doors
Opening
After unlocking, pull the outside door
handle and slide the door towards the
rear beyond the point of resistance.
To open from inside, push the handle and slide the door towards the rear
beyond the point of resistance.
Closing
To close from outside, pull the door
handle and slide the door towards the
front until it locks.
To close from inside, push the handle and slide the door towards the front
until it locks.
Caution
Ensure the sliding side door is fully closed and secure before driving
the vehicle.
Page 33 of 289

Keys, doors and windows31Caution
To avoid damage, do not attempt
to operate the sliding side door
when the fuel filler flap is open.
9 Danger
Do not drive with the sliding side
door 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.
Refuelling 3 204.
Power sliding doors
9 Warning
Take care when operating the
power sliding doors. Risk of injury, particularly to children.
Take particular care when the
vehicle is parked on a slope: open
or close the door fully until it
latches into its locking position.
Keep a close watch on the moving doors when operating. Ensure that
nothing becomes trapped during
operation and no-one is standing
within the moving area.
The power sliding doors can be
operated by:
● pressing N or M on the radio
remote control
● pressing N or M on the electronic
key
● pressing P or O on the
instrument panel
● pressing P or O on the door
frame
● hands-free operation with motion
sensors below the rear bumper
● pulling the respective door handle.
Operation with the electronic key
Press N or M longer to open or close
the respective power sliding door.
Hands-free operation
Depending on the vehicle
configuration, the vehicle may have
one or two hands-free operated
sliding doors.
Page 34 of 289
32Keys, doors and windows
To open or close a sliding door, movethe foot below the rear bumper on the
respective side back and forth.
The electronic key must be outside
the vehicle, within a range of approx. 1 m of the motion sensors. Depending on the configuration of the vehicle, the
electronic key has to be located in the
respective area. Do not hold the foot
longer or move too slow below the bumper.
Activation or deactivation of hands-
free operation can be set in the Info
Display 3 119.
Load compartment
Tailgate Tailgate window 3 42.Opening
After unlocking, press the tailgate
button and open the tailgate.
Page 35 of 289

Keys, doors and windows33Depending on the version, press
' to unlock the tailgate from the
inside.
Closing
To lower the tailgate use the interior
handle. Push the tailgate from above
until it is fully closed.
Do not push the tailgate button whilst
closing as this will unlock the tailgate
again.
With the electronic key outside the vehicle and within a range of approx.1 m of the tailgate, press the right
tailgate button to lock the vehicle.
Central locking system 3 24.
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.
Notice
At low outside temperatures the
tailgate may not open fully by itself.
In this case lift the tailgate manually to its normal end position.