Page 30 of 209

28Keys, doors and windowsHandsfree operation is automatically
disabled when e is pressed. To re-
enable handsfree operation, restart
the engine.
Electronic key system 3 22.
Slam door locks Certain models feature load
compartment locks which are isolated
for added security.
With slam door locks, while the doors can be locked and unlocked using the
remote control or electronic key, the
load compartment must be manually
opened by turning the key in the lock.
Rear doors 3 29.
Automatic locking Automatic locking after driving off This security feature can be
configured to automatically lock the
doors and load compartment as soon as the vehicle is driven.Activation
With the ignition switched on, press and hold e on the central locking
switch for approx. 5 seconds. An audible signal confirms activation.
Deactivation
With the ignition switched on, press and hold e on the central locking
switch for approx. 5 seconds. An audible signal confirms deactivation.
Central locking switch 3 23.
Child locksThe child safety lock for the sliding
side door is located on its rearward
facing edge.
To prevent the sliding side door from being opened from the inside, open
the door and engage the child lock.9 Warning
Use the child locks whenever
children are occupying the rear
seats, to prevent unintentional
opening from the inside.
Using a suitable tool, turn the child
lock switch in the sliding side door to
the locked position; the door cannot
be opened from the inside.
The child lock remains engaged even after unlocking the vehicle with the
remote control. The door can only be
opened from outside.
For deactivation, turn the child lock
switch to the unlocked position.
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Keys, doors and windows33Electronic key system operationOperation is confirmed by the hazard
warning flashers.
Activation
For handsfree operation, the
electronic key must be outside the
vehicle, within a range of approx.
one metre of the front doors or load
compartment.
Press the button twice on any exterior
door handle.
- or -
Press e twice.
Deactivation
Unlock the doors by pressing the
button on any exterior door handle or
press c.
Handsfree operation is automatically disabled when the electronic key
buttons have been operated (or the
central locking switch e is pressed).
To re-enable handsfree operation,
restart the engine.
Central locking system 3 23.
Electronic key system 3 22.
Anti-theft alarm system
The anti-theft alarm system is
operated in conjunction with the
central locking system 3 23.
It monitors: ● doors, tailgate, bonnet
● passenger compartment
● load compartment
● ignition
● interruption of alarm siren power supply
Activation
All doors and the bonnet must be
closed.
Hazard warning lights flash to confirm activation. If the hazard warning lights
do not flash upon activation, a door or the bonnet is not fully closed.
Page 37 of 209

Keys, doors and windows35Activation without monitoring of
passenger compartment
Disable monitoring of the passenger
compartment, e.g. when animals are
being left in the vehicle, or if the
auxiliary heater has been set for a
timed or remote controlled start
3 106.
Press and hold e on the remote
control or electronic key; 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 vehicle battery and unlock the vehicle
or switch on the ignition.
Immobiliser
The immobiliser 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
The immobiliser does not lock the doors. You should always lock the
vehicle after leaving it and switch on the anti-theft alarm system 3 23,
3 33.
Page 39 of 209
Keys, doors and windows37Depending on version, exterior
mirrors can be automatically folded to
the parking position upon locking the
vehicle. For further information, refer
to the Infotainment system manual.
Heated mirrors
Operated by pressing Ü
. Activation is
indicated by the LED in the button.
Heating functions with the engine running. It is switched off
automatically after a short time.
Climate control system 3 101.
Interior mirrors
Manual anti-dazzle
To reduce dazzle, adjust the lever on the underside of the mirror housing.
Wide view mirror
Depending on vehicle, a large convex
mirror is located in the front
passenger sun visor which helps to
increase visibility and reduce blind
spots.
Page 42 of 209
40Keys, doors and windowsHeated rear window
Operated by pressing the Ü button.
Activation is indicated by the LED in
the button.
Heating functions with the engine
running and is switched off
automatically after a short time.
Climate control system 3 101.
Sun visors
The sun visors can be folded down or swivelled to the side to prevent
dazzling.
Sun visors have vanity mirrors and a
ticket holder on the rear.
The mirror covers should be closed when driving.
Wide view mirror 3 37.
Page 47 of 209

Seats, restraints45To restore, pull release lever, raise
backrest then release the lever. Allow
the backrest to engage audibly.9 Warning
When the front passenger seat is
in the folded position, the front
passenger airbag system must be deactivated.
Airbag deactivation 3 56.
Armrest
Raise or lower the armrest as
required.
Heating
Press ß for the respective seat. LED
in switch illuminates. Press other end of rocker switch to turn seat heating
off.
Seat heating is thermostatically
controlled and switches off
automatically when seat temperature
is sufficient.
Prolonged use of the highest setting
for people with sensitive skin is not
recommended.
Seat heating is operational when the
engine is running.
Rear seats9 Warning
When rear seats or backrests are
being adjusted or folded, keep
hands and feet away from the
moving area.
Never adjust seats while driving as they could move uncontrollably.
Drive only with engaged seats and
backrests.
When folding or removing the rear
seat, ensure the armrests are folded
away in their most upright position.
Page 75 of 209

Instruments and controls73Instruments and
controlsControls ....................................... 74
Steering wheel adjustment ........74
Steering wheel controls .............74
Horn ........................................... 74
Steering column controls ...........74
Windscreen wiper/washer .........75
Rear window wiper/washer .......76
Outside temperature ..................76
Clock ......................................... 76
Power outlets ............................. 77
Cigarette lighter ......................... 78
Ashtrays .................................... 78
Warning lights, gauges and indi‐ cators ........................................... 78
Instrument cluster ......................78
Speedometer ............................. 78
Odometer .................................. 79
Trip odometer ............................ 79
Tachometer ............................... 79
Fuel gauge ................................ 80
Fuel economy gauge .................80
Service display .......................... 80
Control indicators ......................81
Turn signal ................................. 83Seat belt reminder.....................84
Airbag and belt tensioners .........84
Airbag deactivation ....................84
Charging system .......................84
Malfunction indicator light ..........85
Service vehicle soon .................85
Stop engine ............................... 85
Brake system ............................. 85
Antilock brake system (ABS) .....86
Upshift ....................................... 86
Electronic Stability Program ......86
Electronic Stability Program off ............................................. 86
Engine coolant temperature ......86
Preheating ................................. 87
AdBlue ....................................... 87
Tyre pressure monitoring system ...................................... 87
Engine oil pressure ....................87
Fuel economy mode ..................88
Low fuel ..................................... 88
Autostop .................................... 88
Exterior light .............................. 88
High beam ................................. 88
Fog light ..................................... 88
Rear fog light ............................. 88
Cruise control ............................ 88
Tachograph ............................... 89
Door open .................................. 89Information displays.....................89
Driver Information Centre ..........89
Vehicle messages ........................90
Warning chimes .........................90
Engine oil level .......................... 91
Trip computer ............................... 91
Tachograph .................................. 93
Page 79 of 209

Instruments and controls77Hours and minutes can be adjusted
by pressing the appropriate buttons
by the display or with the Infotainment
system controls.
For further information, refer to the
Infotainment system manual.
DIC:
Display the clock setting function by
pressing the button repeatedly on the end of the wiper lever.
Press and hold the button for approx.
5 seconds:
● hours flash
● press button repeatedly to change hours
● wait for approx. 5 seconds to set hours
● minutes flash
● press button repeatedly to change minutes
● wait for approx. 5 seconds to set minutes
Driver Information Centre (DIC)
3 89.
Power outlets
12 V power outlets are located on the
instrument panel and in the rear of the vehicle. Fold the cover upwards.
Connecting electrical accessorieswhile the engine is off will discharge
the vehicle battery. Do not exceed the
maximum power consumption of
120 Watts. Do not connect any
current-delivering accessories, e.g.
electrical charging devices or
batteries.
Electrical accessories that are
connected must comply with the
electromagnetic compatibility
requirements laid down in
DIN VDE 40 839.Caution
Do not connect any current- delivering accessories, e.g.
electrical charging devices or
batteries.
Do not damage the sockets by
using unsuitable plugs.