Page 8 of 249
6In briefIn briefInitial drive informationVehicle unlocking
Press button c to unlock the doors
and load compartment. Open the
doors by pulling the handles.
To open the tailgate, push the
touchpad switch below the brand
emblem.
Radio remote control 3 21, Central
locking system 3 22, Load
compartment 3 25.
Page 21 of 249
In brief19P before removing the ignition
key. Turn the front wheels
towards the kerb.
■ Close the windows and the sunroof.
■ Remove the ignition key. Turn the steering wheel until the
steering wheel lock is felt to
engage.
For vehicles with automatic
transmission, the key can only
be removed when the selector
lever is in position P.
For vehicles with manual
transmission automated, the
key can only be removed from
the ignition switch when the
parking brake is applied.
■ Lock the vehicle with button e on
the radio remote control.
Activate the anti-theft alarm system
3 26.
■ The engine cooling fans may run after the engine has been switchedoff 3 177.
Caution
After running at high engine
speeds or with high engine loads,
operate the engine briefly at a low load or run in neutral for
approx. 30 seconds before
switching off, in order to protect
the turbocharger.
Keys, locks 3 20, Laying-up the
vehicle for a long period of time
3 176.
Page 23 of 249

Keys, doors and windows21Radio remote control
Used to operate:■ central locking system
■ anti-theft locking system
■ anti-theft alarm system
The radio remote control has a range of approx. 20 metres. It can be
restricted by external influences. The
hazard warning flashers confirm
operation.
Handle with care, protect from
moisture and high temperatures and
avoid unnecessary operation.
Fault
If the central locking system cannot
be operated with the radio remote
control, it may be due to the following:
■ The range is exceeded.
■ The battery voltage is too low.
■ Frequent, repeated operation of the
radio remote control while not in
range, which will require re-
synchronisation.
■ Overload of the central locking system by operating at frequent
intervals, the power supply is
interrupted for a short time.
■ Interference from higher-power radio waves from other sources.
Unlocking 3 22.
Basic settings
Some settings can be changed in the Info-Display.
Vehicle personalisation 3 103.
Radio 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.
Extend the key and open the unit
sideways. Replace the battery
(battery type CR 2032), paying
attention to the installation position.
Close the unit and synchronise.
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22Keys, doors and windows
Radio remote controlsynchronisation
After replacing the battery, unlock the
door with the key in the driver's door
lock. The radio remote control will be
synchronised when the ignition is
switched on.
Memorised settings Whenever the key is removed from
the ignition switch, the following
settings are automatically memorised by the key:
■ lighting
■ electronic climate control
■ presets for Infotainment system
■ central locking system
■ comfort settings
The saved settings are automatically used the next time the memorised key
is inserted into the ignition switch and
turned to position 1 3 129.
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 3 103.
Central locking system Unlocks and locks doors, load
compartment and fuel filler flap.
A pull on an interior door handle
unlocks the respective door. Pulling
the handle once more opens the door.
Notice
In the event of an accident in which
airbags or belt pretensioners are
deployed, the vehicle is
automatically unlocked.
Notice
Three minutes after unlocking with
the remote control, the doors are
relocked automatically if no door has
been opened.Unlocking
Press button c.
Two settings are selectable in the
Info-Display:
■ To unlock only the driver's door, load compartment and fuel filler
flap; press button c once. To unlock
all doors; press button c twice.
■ Press button c once to unlock
doors, load compartment and fuel
filler flap.
Vehicle personalisation 3 103.
The setting can be saved for the key
being used.
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Keys, doors and windows23
Memorised settings 3 22.
Unlocking and opening the tailgate 3 25.
Locking Close doors, load compartment and
fuel filler flap.
Press button 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 the e button to lock.
Press the c button to unlock.
Delayed door lock
Switch off engine and remove key
from the lock. Press the e button 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
five 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
3 103.
Fault 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 other
doors, load compartment and fuel
filler flap.
By switching on the ignition, the anti-
theft locking system is deactivated.
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26Keys, doors and windowsVehicle 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.
Activating
Press button e on the radio remote
control twice within 5 seconds.
Anti-theft alarm system The anti-theft alarm system is
combined with the central locking
system.
It monitors: ■ doors, tailgate, bonnet
■ ignition
Activation ■ Self-activated 30 seconds after locking the vehicle by pressing e
once.
■ Directly by pressing e twice within
five seconds.
Status LED
Status LED is integrated in the sensor
on top of the instrument panel.
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Keys, doors and windows27
Status during the first 30 seconds of
anti-theft alarm system activation:LED illuminates=test, arming delayLED flashes
quickly=doors, tailgate or
bonnet not
completely closed,
or system fault
Status after system is armed:
LED flashes
slowly=system is armed
Seek the assistance of a workshop in
the event of faults.
Deactivation
Unlocking the vehicle by pressing
button c deactivates anti-theft alarm
system.
The system is not deactivated by
unlocking the driver's door with the
key or with the central locking button
in the passenger compartment.
Alarm
When triggered, the alarm horn
sounds and the hazard warning lights
flash simultaneously. The number
and duration of alarm signals are
stipulated by legislation.
The alarm can be silenced by
pressing any button on the radio
remote control or by switching on the
ignition.
The anti-theft alarm system can only
be deactivated by pressing button c
on the radio remote control or by
switching on the ignition.
A triggered alarm, which has not been interrupted by the driver, will be
indicated by the hazard warning
lights. They will flash quickly three
times when the vehicle is unlocked
with the radio remote control.
Vehicle messages 3 100.
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.
Switch on the anti-theft alarm
system 3 22, 3 26.
Control indicator d 3 92.
Page 103 of 249

Instruments and controls101
No.Vehicle message9Turn steering wheel, start
engine again12Vehicle overloaded13Compressor overheated15Centre high-mounted brake
light failure16Brake light failure17Headlight levelling malfunction18Left low beam failure19Rear fog light failure20Right low beam failure21Left sidelight failure22Right sidelight failure23Reversing light failure24Number plate light failure25Left front turn signal failure26Left rear turn signal failureNo.Vehicle message27Right front turn signal failure28Right rear turn signal failure29Check trailer brake light30Check trailer reversing light31Check left trailer turn signal32Check right trailer turn signal33Check trailer rear fog light34Check trailer rear light35Replace battery in radio remote
control48Clean side blind spot alert
system49Lane departure warning
unavailable53Tighten gas cap54Water in diesel fuel filter55Diesel particle filter is full
3 134No.Vehicle message56Tyre pressure imbalance on
front axle57Tyre pressure imbalance on
rear axle58Tyres without TPMS sensors
detected59Open and then close driver
window60Open and then close front
passenger window65Theft attempted66Service theft alarm system67Service steering wheel lock68Service power steering75Service air conditioning76Service side blind spot alert
system79Top up engine oil81Service transmission