Page 32 of 271

30Keys, doors and windowsWith the ignition switched on, press
and hold e for more than 5 seconds.
When closing the rear doors, they are locked automatically.
Automatic locking when exiting the
vehicle
Depending on version, the e switch
can also be used to lock all doors and the load compartment automatically
when closing the front door and
exiting the vehicle:
Remove key from ignition switch then
press and hold the e switch for more
than 5 seconds. The vehicle is locked when the front door is closed.
Automatic locking after driving off
3 31.
Fault in remote control system Unlocking
Manually unlock the front door by turning the key in the lock.
Switch on the ignition and press the central locking switch e to open all
doors and the load compartment.Locking
Manually lock the front door by
turning the key in the lock.
Fault in central locking system
Unlocking
Manually unlock the front door by
turning the key in the lock. The other
doors can be opened by pulling the
interior handles.
Locking
Push inside locking knob of all doors
except driver's door. Then close the
driver's door and lock it from the
outside with the key.
Power door locks
Combi, Bus For safety, it is possible for the driver
to operate the passenger door locks
remotely.
All doors must be fully closed and
automatic locking deactivated 3 31.
To lock, press l side of switch. The
warning light alongside the switch will
flash once (then extinguish) and an
audible warning will sound.
Page 34 of 271

32Keys, doors and windowsDoors
Sliding door
Unlock the sliding side door with the remote control or key (if equipped).
Open the door by pulling the handle
and sliding the door towards the rear.
Open and close the sliding side door
only when the vehicle is at a standstill with the parking brake applied (on
certain models, a warning chime will
sound when the sliding side door is
open and the parking brake is
released).The sliding side door can be locked
from inside the vehicle with the
interior lock switch.
Ensure the side door is fully closed
and secure before driving the vehicle.9 Warning
Take care when operating the
sliding side door. Risk of injury.
Ensure that nothing becomes
trapped during operation and no-
one is standing within the moving
area.
If the vehicle is parked on a slope,
open sliding doors may move
accidentally on account of their
weight.
Close the sliding doors before
driving off.
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.
Central locking system 3 26.
Power sliding door
Opening
With vehicle at a standstill and the
parking brake applied, press switch
on instrument panel to open the
power sliding door automatically. The
LED in the switch flashes during
operation.
Page 37 of 271

Keys, doors and windows35
The power side step operates
automatically when the sliding door is opened or closed.
9 Warning
Ensure there is adequate
clearance to allow the power side
step to fully extend and retract
without obstruction.
The indicator illuminates during
operation of the power side step. If it
remains illuminated with the door
closed, the step has not retracted, or
the door has not fully latched into its
locking position.
In the event of a failure, manually retract the power side step by
unscrewing the orange handwheel
located at the rear of the step,
ensuring that there are no obstacles
preventing closure. When the step is
retracted, screw in the orange
handwheel. Seek the assistance of a
workshop.
Rear doors
Lock and unlock the rear doors with
the remote control or key (if
equipped).
Central locking system 3 26.
Manual door locks 3 25.
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.
Page 39 of 271

Keys, doors and windows37The 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.
Note
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.
2-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.
Page 41 of 271

Keys, doors and windows39Electronic 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 24.
Deactivation
Unlocking the vehicle or switching on the ignition deactivates the anti-theft
alarm system. Hazard warning lights
flash once to confirm deactivation.
Note
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
3 127 is set for a timed or remote
controlled start.Depending 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.
Alarm When 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, reconnect
Page 42 of 271

40Keys, doors and windowsvehicle 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.
Note
Radio Frequency Identification
(RFID) tags may cause interference
with the key. Do not have it placed near the key when starting the
vehicle.Note
The immobiliser does not lock the doors. Always lock the vehicle after
leaving it 3 26 and switch on the anti-
theft alarm system 3 38.Exterior mirrors
Convex shape The convex exterior mirror contains
an aspherical area and reduces blind spots. The shape of the mirror makes
objects appear smaller, which will
affect the ability to estimate
distances.
Manual adjustment
Adjust mirrors by swivelling in
required direction.
The lower mirrors are not adjustable.
Page 119 of 271

Lighting117Interior lighting
Interior lights
Courtesy lights illuminate when the vehicle is unlocked with the remote
control or the front doors are opened.
When the doors are closed, the
courtesy light extinguishes after a
delay or immediately after the ignition
is switched on.
Front courtesy light
With the switch in its central position,
the light functions as a courtesy light.Operated by pressing the switch c:
● on constantly
● on when the doors are unlocked and opened
● off constantly
Rear courtesy lights
Combi, Bus
Low level and overhead courtesy
lights are located in the rear
passenger compartment.
Operate rocker switch on the
instrument panel:
press OFF:offpress c:onReading lights l 3 118.
Load compartment lighting Load compartment lighting can be setto illuminate when the side and rear
doors are opened, or switched on
constantly.
With the switch in its central position,
the light functions as a courtesy light.
Operated by pressing the switch c:
● on constantly
● on when the doors are unlocked and opened
● off constantly
Page 130 of 271

128Climate controlControl unitsThe timer or remote control unit turns
the system on and off, and is used to
programme specific departure times.
Timer (Type A)1 Display:Displays preset, current
time or preset time,
temperature, Y, Ö and x2 l:Adjusts values up3 7:Long press: switch
heater on, short press:
turns display on or
confirms selection4 k:Adjusts values down5 d:Long press: switch
heater off, short press:
turns display on or exit
menu
Remote control (Type A)
1 Display:Displays preset, current
time or preset time,
temperature, Z, Ü , Y ,
Ö and x2 7:Long press: switch heater on,
short press: turns display on
or confirms selection3 l:Adjusts values up4 d:Long press: switch heater off,
short press: turns display on
or exit menu5 k:Adjusts values down
If no buttons are pressed within
ten seconds the display automatically
turns off.
Remote control (Type A) fault
displays
INIT:automatic detection –
wait until automatic
detection is finishedNO
SIGNAL:no signal –
check heater fuseZ:poor signal –
move closerÜ:battery low –
replace batteryY:heater fault –
consult workshopAdd, AddE:system in learning
mode
Teach remote control (Type A)
If the vehicle battery is reconnected,
the LED in the instrument panel
button illuminates and the system