Page 36 of 269
34Keys, doors and windowsRear doors
Lock and unlock the rear doors with
the remote control or key (if
equipped).
Central locking system 3 24.
Manual door locks 3 24.
To open the right-hand rear door, pull the exterior handle.
The right-hand door can also be
opened from inside the vehicle by
pulling the interior handle.
The left-hand rear door is then
released using the lever.
9 Warning
The rear lights may be obscured if
the rear doors are open and the
vehicle is parked on the roadside.
Make other road users aware of the vehicle, by using a warning
triangle or other equipment
specified in the road traffic
regulations.
The doors are retained in the 90º
position by locking stays.
To open the doors to 180º or further
(depending on model) release locking
stays from the catches on the door
frames and swing doors open to the
desired position.
Page 37 of 269

Keys, doors and windows35When opening the doors to 270º, the
doors are retained in the fully open
position by magnets on the body side.9 Warning
Ensure extended opening doors
are secured when fully opened.
Opened doors may slam due to
the force of the wind!
When closing the doors, secure each
locking stay to the catch on the door
frame.
The rear doors can be locked from
inside the vehicle with the interior lock
switch on the inside of the right-hand door.
Always close the left-hand door
before the right-hand door.
Combi, Bus In left-hand drive vehicles, the rear
doors are opened from inside the
vehicle by pulling the interior handle.
In right-hand drive vehicles, from
inside the vehicle pull the interior
handle on the right-hand door and
open, then release the left-hand door by lowering the lever and open.
Always close the left-hand door
before the right-hand door.9 Danger
Do not drive with the rear doors
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.
Vehicle 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 the doors. All
doors must be closed or the system
cannot be activated.
Notice
The anti-theft locking system cannot be activated when the hazard
warning lights or sidelights are
switched on.
Activation and deactivation are not
possible with the central locking
switch.
Page 38 of 269

36Keys, doors and windows2-button and 3-button remote
control operation
Activation
Press e twice within 3 seconds.
Hazard warning lights flash
five times as confirmation.
Deactivation
Unlock the doors by pressing c on the
remote control.
Electronic key system operation Operation is confirmed by the hazard warning flashers.
Activation
For hands-free operation, the
electronic key must be outside the
vehicle, within a range of approx.
1 m of the front doors or load
compartment.
Press the button twice on any exterior
door handle.
Deactivation
Unlock the doors by pressing the
button on any exterior door handle.
Hands-free operation is automatically
disabled when the central locking
switch e is pressed. To re-enable
hands-free operation, restart the
engine.
Central locking system 3 24.
Electronic key system 3 22.
Anti-theft alarm system
The anti-theft alarm system is
operated in conjunction with the
central locking system.
It monitors: ● doors, bonnet
● passenger compartment
● load compartment
● ignition
● interruption of alarm siren power supply
Activation
All doors and the bonnet must be
closed.
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Keys, doors and windows37
Press e to activate anti-theft alarm
system. Hazard warning lights flash
twice to confirm activation.
If the hazard warning lights do not
flash upon activation, a door or the
bonnet is not fully closed.
Notice
Changes to the vehicle interior, e.g.
the use of seat covers, and open
windows, could impair the function
of passenger compartment
monitoring.
Electronic key
For hands-free operation, the
electronic key must be outside the
vehicle, within a range of approx.
1 m of the front doors or load
compartment.
Press the button on any exterior door
handle.
Electronic key system 3 22.
Deactivation
Unlocking the vehicle or switching on the ignition deactivates the anti-theft
alarm system. Hazard warning lights
flash once to confirm deactivation.
Notice
If the alarm has been triggered,
unlocking the vehicle with the key
will not stop the alarm siren. To stop the siren, switch on the ignition. The
hazard warning lights will not flash
upon deactivation if the alarm has
been triggered.
Activation without monitoring of
passenger compartment
Switch off monitoring of the
passenger compartment when
people or animals are being left in the
vehicle, or if the auxiliary heater
3 125 is set for a timed or remote
controlled start.
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38Keys, doors and windowsDepending on vehicle configuration:● press and hold e, or
● switch ignition on and off twice quickly, then close doors and
activate the anti-theft alarm
system
An audible signal will sound as
confirmation.
The status will remain until the doors
are unlocked.
AlarmWhen triggered, the alarm sounds via
a separate battery-backed power
sounder, and the hazard warning
lights flash simultaneously. The
number and duration of alarm signals are stipulated by legislation.
If the vehicle battery is disconnected
or its power supply is interrupted, the
alarm siren will be triggered. First
deactivate the anti-theft alarm system
if the vehicle battery must be
disconnected.
To silence the alarm siren (if
triggered) and therefore deactivate
the anti-theft alarm system, reconnectvehicle battery and unlock vehicle
with remote control button c (or
switch on the ignition).
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 and
also if the key is left in the ignition
switch when the engine is turned off.
If the engine cannot be started, switch
off the ignition and remove key, wait
approx. 2 seconds and then repeat
the start attempt. If start attempt is
unsuccessful, attempt to start the
engine using the spare key and seek
the assistance of a workshop.
Notice
Radio Frequency Identification
(RFID) tags may cause interference with the key. Do not have it placednear the key when starting the
vehicle.Notice
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 36.
Page 53 of 269

Seats, restraints51Lumbar support
Adjust lumbar support to suit personalrequirements.
Operate hand pump 8 repeatedly
(located on underside of unit) to
increase firmness.
Press release button 7 to decrease
firmness.
Seat base positioning
Lift handle 5, move seat base
backwards or forwards, release handle.
Armrests
To adjust the height of the armrests, turn control knob 4 or 9.
Swivelling the seat
The driver's seat can be swivelled up
to 180° from the forward-facing
position, e.g. for easier access to the load compartment area when the
vehicle is stationary and the engine is
switched off.
Before swivelling the seat, make the
following preparations:
● Unfasten seat belt.
● Fold up the armrests.
● Slide seat as far back as possible.
● Set seat base angle to its lowest position.
● Adjust backrest inclination to vertical position.
● Open the driver's door.
Lift handle 6, swivel seat from the
forward-facing position, release
handle.
Always return the seat to the forward- facing position before driving and
ensure the seat is locked in place
before starting off.Armrest
Armrests can be folded up when not
required.
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Seats, restraints539Warning
Ensure that the backrest returns to
its correct position and the seat
belt buckles are fastened
securely.
Fastening and unfastening seat belt 3 56.
Sliding door 3 30.
Removable rear seats
9 Warning
When rear seats are being
removed, keep hands and feet
away from the moving area.
Never remove seats while driving
as they could move uncontrollably.
Ensure that the rear seats and
backrests are fully engaged before occupying the rear seats.
Removal
On some variants, the load
compartment area can be increased by removing the rear seats.
9 Warning
Removable rear seats are heavy!
Do not attempt to remove without assistance.
● Pull up lever 1
on both sides of
the seat. The pins 2 visibly
protrude to indicate that the seat is unlocked.
● Move the seat towards the rear to
release from the floor anchor
points.
● Lift seat to remove.
Installation
When re-installing seats, always
ensure that the row with the folding
access seat B is positioned correctly
in front of the fixed seat row A.
Caution
The 2nd and 3rd row seats are not
interchangeable and must be fitted back into their original position.
Page 66 of 269

64Seats, restraints
The front passenger airbag system
can be deactivated via a switch on the
side of the instrument panel.
With the ignition off, open the front
door, push switch in and rotate anti-
clockwise to the OFF position.
Front passenger seat airbags are
deactivated and will not inflate in the event of a collision. Control indicator
W 3 98 illuminates continuously in
the instrument panel and a
corresponding message appears in
the Driver Information Centre 3 104.
A child restraint system can be
installed in accordance with the
installation locations chart 3 68. An
adult must not occupy the front
passenger seat.
9 Danger
Deactivate passenger airbag only
in combination with the use of a
child restraint system, subject to
the instructions and restrictions in
the table 3 68.
Otherwise, there is a risk of fatal
injury for a person occupying a
seat with a deactivated front
passenger airbag.
As long as control indicator W is not
illuminated, the airbag systems for the front passenger seat will inflate in the event of a collision.
If control indicator A remains
illuminated together with v, this
indicates a fault within the system.
The switch position may have been
changed inadvertently with the
ignition on. Turn ignition off and on
again and reset the switch position. If
A and v still remain illuminated,
seek the assistance of a workshop.
Change status only when the vehicle
is stopped with the ignition off. Status remains until the next change.