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128Instruments and controlsdelays the actual locking of the
doors until all doors are closed.
● Remote Lock, Unlock, Start
Remote Unlock Light Feedback :
Activates or deactivates the
hazard warning flasher feedback
whilst unlocking.
Remote Lock Feedback :
Changes what kind of feedback
is given when locking the vehicle.
Remote Door Unlock : Changes
the configuration to unlock only
the driver's door or the whole
vehicle whilst unlocking.
Relock Remotely Unlocked
Doors : Activates or deactivates
the automatic relock function
after unlocking without opening
the vehicle.
Remote Window Operation :
Activates or deactivates the
operation of power windows with
electronic key.
Passive Door Unlock : Changes
the configuration to unlock only
the driver's door or the whole
vehicle whilst unlocking.Passive Door Lock : Activates or
deactivates the passive locking
function. This feature locks the
vehicle automatically after
several seconds if all doors have
been closed and an electronic
key has been removed from the
vehicle.
Remote Left in Vehicle Alert :
Activates or deactivates the
warning chime when the
electronic key remains in the
vehicle.
Personal settings 8" Colour-Info-Display
Press ; then select the SETTINGS
icon.
In the corresponding submenus the
following settings can be changed:
Vehicle ● Climate and Air Quality
Auto Fan Speed : Modifies the
level of the cabin airflow of the
climate control in automatic
mode.
Auto Heated Seats :
Automatically activates the seat
heating.
Auto Demist : Supports
windscreen dehumidification by
automatically selecting the
necessary settings and
automatic air conditioning mode.
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138LightingHeadlight flash
To activate the headlight flash, pull
lever.
Pulling lever deactivates high beam.
LED headlights 3 139.
Headlight range adjustment
Manual headlight range
adjustment
To adapt headlight range to the
vehicle load to prevent dazzling: push
and then turn ? to required position.
0:front seats occupied1:all seats occupied2:all seats occupied and load
compartment laden3:driver's seat occupied and load
compartment laden
Dynamic automatic headlight
levelling 3 139.
Headlights when driving
abroad
The asymmetrical headlight beam
extends visibility at the edge of the
road at the passenger side.
However, when driving in countries
where traffic drives on the opposite
side of the road, adjust the headlights to prevent dazzling of oncoming
traffic.
Vehicles with halogen headlight
system
The headlights do not have to be
adjusted.
Vehicles with LED headlightHeadlights can be set for driving on
the opposite side of the road in the
vehicle personalisation menu via the
Info-Display.
Select the relevant setting in Settings,
I Vehicle .
Info-Display 3 120.
Vehicle personalisation 3 126.
Page 149 of 323

Lighting147They will switch off automatically after
a delay. This function works only in
the dark. Theatre lighting is activated
if the driver's door is opened during
this time.
Path lighting
Headlights, tail lights and number
plate lights illuminate the surrounding area for an adjustable time after
leaving the vehicle.
ActivatingHalogen headlights
1. Switch off the ignition.
2. Open the driver's door.
3. Pull the turn signal lever.
4. Close the driver's door.
If the driver's door is not closed, the
lights switch off after two minutes.
Exit lighting is switched off
immediately if the turn signal lever is pulled while the driver's door is open.LED headlights
Path lighting is activated, when the
ignistion is switched off and the
driver's door is opened.
This function can be activated or
deactivated in the vehicle
personalisation.
Select the relevant setting in Settings,
I Vehicle in the Info-Display.
Info-Display 3 120.
Vehicle personalisation 3 126.
The settings can be saved for the key being used 3 22.
Battery discharge protection
Vehicle battery state of charge
function
The function guarantees longest
vehicle battery life via a generator
with controllable power output and
optimised power distribution.
To prevent discharge of the vehicle
battery when driving, the following
systems are reduced automatically in
two stages and finally switched off:
● auxiliary heater
● heated rear and front window
● heated steering wheel
● heated mirrors
● heated seats
● fan
In the second stage, a message
which confirms the activation of the
vehicle battery discharge protection
will be displayed in the Driver
Information Centre.
Page 151 of 323

Climate control149Climate controlClimate control systems.............149
Air conditioning system ...........149
Electronic climate control system .................................... 152
Auxiliary heater ........................158
Air vents ..................................... 158
Adjustable air vents .................158
Fixed air vents ......................... 159
Maintenance .............................. 159
Air intake ................................. 159
Air conditioning regular operation ................................ 160
Service .................................... 160Climate control systems
Air conditioning system
Illustration shows functions which
may not be available for your
particular vehicle.
Controls for: ● Fan speed Z
● Temperature TEMP
● Air distribution l, M and K
● Air conditioning A/C
● Demisting and defrosting á
● Air recirculation 4
● External air 5
● Heated rear window and exterior
mirrors b
● Heated windscreen ,
● Heated seats ß
Some changes of settings are
indicated briefly in the Info-Display.
Activated functions are indicated by
the LED in the respective button.
Fan speed Z
Adjust the air flow by turning Z to the
desired speed.to the right:increaseto the left:decrease
Temperature TEMP
Adjust the temperature by turning
TEMP to the desired temperature.
red area:warmerblue area:colder
Heating will not be fully effective until
the engine has reached normal
operating temperature.
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150Climate controlAir distribution l M K
Press:l:to windscreen and front door
windowsM:to head area and rear seats via
adjustable air ventsK:to front and rear foot well and
windscreen
Combinations are possible.
Air conditioning A/C
Press A/C to switch on cooling.
Activation is indicated by the LED in
the button. Cooling is only functional
when the engine is running and
climate control fan is switched on.
Press A/C again to switch off cooling.
The air conditioning system cools and
dehumidifies (dries) as soon as the
outside temperature is slightly above the freezing point. Therefore
condensation may form and drip from under the vehicle.
If no cooling or drying is required,
switch off the cooling system for fuel
saving reasons.
Activated cooling may inhibit
Autostops. Stop-start system 3 166.
Demisting and defrosting the
windows á● Press á: fan automatically
switches to higher speed, the air
distribution is directed towards
the windscreen.
● Set temperature controller TEMP to warmest level.
● Switch on air conditioning A/C if
required.
● Switch on heated rear window b.
● Switch on heated windscreen , if available.
● Open side air vents as required and direct them towards the doorwindows.
● For maximum demisting and defrosting set fan speed to
highest level.
Note
If á is pressed while the engine is
running, an Autostop will be inhibited until á is pressed again.
If á is pressed while the engine is in
an Autostop, the engine will restart
automatically.
Stop-start system 3 166.
Page 154 of 323
152Climate controlMaximum cooling
Briefly open the windows so that hot
air can disperse quickly.
● Switch on air conditioning A/C.
● Press 4 for air recirculation
system on.
● Press M for air distribution.
● Set temperature control TEMP to
coldest level.
● Set fan speed Z to highest level.
● Open all vents.
Version with heated
windscreen ,
If the vehicle is equipped with heated
windscreen, button G is replaced
by button ,.
Heated rear window and exterior
mirrors b
3 41
Heated windscreen ,
3 41.
Heated seats ß
3 52.
Electronic climate control
system
The dual zone climate control allows
different temperatures for driver side
and front passenger side.
In automatic mode, temperature, fan
speed and air distribution are
regulated automatically.
Illustration shows functions which
may not be available for your
particular vehicle.
Page 155 of 323

Climate control153Controls for:● Control dial for temperature on driver side
● Control dial for temperature on passenger side
● CLIMATE enters the Climate
setting menu in the Info-Display
● Fan speed increase ( and
decrease )
● Climate control ON/OFF or â
● Automatic mode AUTO
● Manual air recirculation 4
● Demisting and defrosting à
● Heated rear window and exterior mirrors b
● Heated windscreen ,
● Heated seats ß
● Ventilated seats A
Activated functions are indicated by the LED in the respective control.
The electronic climate control system
is only fully operational when the
engine is running.Climate setting menu CLIMATE
Settings for
● Air distribution l, M , K
● Fan speed Z
● Temperature for driver and passenger side 23°/25°
● Dual zone temperature synchronisation SYNC
● Air conditioning ON/OFF
can be triggered manually in the
Climate setting menu. Press
CLIMATE to enter the menu and
follow the touch buttons.
Climate setting menu can also be
displayed by touching button ã in the
Info-Display 3 120.
Changes of settings via the controls
are indicated as pop up in the
Info-Display.
Automatic mode AUTO
Basic settings for automatic control
with maximum comfort:
● Press AUTO, the air distribution
and fan speed are regulated
automatically.
● Open all air vents to allow optimised air distribution in
automatic mode.
Page 156 of 323

154Climate control● Cooling must be activated in theclimate setting menu for optimalcooling and demisting. Press
Climate to enter the menu and
follow the touch button to switch on air conditioning A/C.
● Set the preselected temperatures separately for
driver and front passenger using
the left and right control dials.
Recommended temperature is
22 °C. Temperature is indicated
briefly in displays beside the
control dials and in the climate
setting menu.
● Air recirculation mode 4 should
be deactivated. When
deactivated the LED in the button is not illuminated.
Manual settings Climate control system settings can
be changed by activating the
following functions as described
below.Fan speed ( )
Press upper button ( to increase or
lower button ) to decrease fan speed.
The fan speed is indicated as pop-up in the Info Display. Fan speed can
also be changed by touch buttons in
the climate setting display. Press
Climate to enter the menu.
Pressing the lower button ) for longer:
fan and cooling are switched off.
To return to automatic mode press
AUTO .
Air distribution l, M , K
Press Climate to enter the menu.
Touch:
l:to windscreen and front door
windowsM:to head area and rear seats via
adjustable air ventsK:to front and rear foot well and
windscreen
To return to automatic air distribution
press AUTO .