Page 18 of 255
16In briefClimate controlHeated rear window, heatedexterior mirrors
The heating is operated by pressing
the Ü button.
Heated rear window 3 34.
Demisting and defrosting the
windows, Air conditioning system
Press button V.
Set the temperature control to the
highest level.
Switch on heated rear window Ü.
Air conditioning system 3 123.
Demisting and defrosting the
windows, Electronic climate control
Press button V.
Temperature and air distribution are
set automatically and the fan runs at
high speed.
Switch on heated rear window Ü.
Electronic climate control 3 125.
Page 24 of 255

22Keys, doors and windows
Key with foldaway key section
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.
Radio remote control
synchronisation
After replacing the battery, unlock the
door with the key in the driver's door
lock. The radio remote control is
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
■ presets for Infotainment system
■ central locking system
■ Sport mode settings
■ 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 3 133.
Graphic-Info-Display
A precondition is that Personalization
by driver is activated in the personal
settings. This must be set for each
key used.
Colour-Info-Display
The personalisation is permanently
activated.
Vehicle personalisation 3 104.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
A short time after unlocking with the
remote control, the doors are
relocked automatically if no door has been opened.
Page 109 of 255

Instruments and controls107
Sport Mode Profile■ Engine Sport Performance :
Accelerator pedal and gear change
characteristics become more
responsive.
■ Sport Mode Back Lighting :
Changes the instrument
illumination colour.
■ Sport Suspension : Damping
becomes harder.
■ Sport Steering : Steering support is
reduced.
Languages
Selection of the desired language.
Time and Date
See Infotainment system manual for
further information.
Radio Settings
See Infotainment system manual for
further information.
Phone Settings
See Infotainment system manual for
further information.Navigation Settings
See Infotainment system manual for
further information.
Display Settings ■ Home Page Menu :
See Infotainment system manual
for further information.
■ Rear Camera Options :
Press to adjust the rear camera
options 3 168.
■ Display Off :
See Infotainment system manual
for further information.
■ Map Settings :
See Infotainment system manual
for further information.
Vehicle Settings ■ Climate and Air Quality
Auto Fan Speed : Modifies the level
of the cabin airflow of the climate
control in automatic mode.
Air Conditioning Mode : Controls the
state of the cooling compressor
when the vehicle is started. Last setting (recommended) or atvehicle start is either always ON or
always OFF.
Auto Rear Demist : Activates
heated rear window automatically.
■ Comfort and Convenience
Chime Volume : Changes the
volume of warning chimes.
Personalisation by Driver :
Activates or deactivates the
personalisation function.
■ Collision Detection Systems
Park Assist : Activates or
deactivates the ultrasonic sensors.
Activation is selectable with or
without attached trailer coupling.
Side Blind Zone Alert : Activates or
deactivates the side blind spot alert
system.
■ Lighting
Vehicle Locator Lights : Activates or
deactivates the entry lighting.
Exit Lighting : Activates or
deactivates and changes the
duration of exit lighting.
Page 120 of 255

118LightingReversing lightsThe reversing light comes on when
the ignition is on and reverse gear is
selected.
Misted light covers
The inside of the light housing may
mist up briefly in poor, wet and cold weather conditions, in heavy rain or
after washing. The mist disappears
quickly by itself; to help switch on the
headlights.Interior lighting
Instrument panel
illumination control
Brightness of the following lights can
be adjusted when the exterior lights
are on:
■ instrument panel illumination
■ ambient light
■ dome light
■ Info-Display
■ illuminated switches and operation elements
Turn thumb wheel A and hold until
the desired brightness is obtained.
On vehicles with light sensor, the
brightness can only be adjusted when
the exterior lights are on and the light sensor detects night conditions.
Interior lights
During entry and exit of the vehicle,
the front and rear courtesy lights
automatically switch on and then off
after a delay.
Notice
In the event of an accident with
airbag deployment the courtesy
lights are turned on automatically.
Page 125 of 255
Climate control123
Demisting and defrosting
■Press button V: fan automatically
switches to higher speed, the air distribution is directed towards the
windscreen.
■ Set temperature control to warmest
level.
■ Switch on heated rear window Ü.
■ Open side air vents as required and
direct them towards the door
windows.
Air conditioning system
In addition to the heating and
ventilation system, the air
conditioning system has controls for:
n=cooling4=air recirculation
Heated seats ß 3 53, Heated
steering wheel * 3 78.
Cooling n
Press button
n to switch on cooling.
Activation is indicated by illumination
of the LED in the button. Cooling is
only functional when the engine is
running and climate control fan is switched on.
Press button n 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.
Page 126 of 255

124Climate control
If no cooling or drying is required,
switch off the cooling system for fuel
saving reasons. Activated cooling
may inhibit autostops.
Air recirculation system 4
Press button
4 to activate air
recirculation mode. Activation is
indicated by the LED in the button.
Press button 4 again to deactivate
air recirculation mode.
9 Warning
The exchange of fresh air is
reduced in air recirculation mode.
In operation without cooling the air humidity increases, so the
windows may mist up from inside.
The quality of the passenger
compartment air deteriorates,
which may cause the vehicle
occupants to feel drowsy.
In warm and very humid ambient air conditions, the windscreen may mist
up from outside, when cold air is
directed to it. If windscreen mists up
from outside, activate windscreen
wiper and deactivate s.
Maximum cooling
Briefly open the windows so that hot
air can disperse quickly.
■ Switch on cooling n.
■ Air recirculation system 4 on.
■ Press air distribution switch M.
■ Set temperature control to coldest level.
■ Set fan speed to highest level.
■ Open all vents.
Page 130 of 255
128Climate control
Manual settingsClimate control system settings can
be changed by activating the buttons
and rotary knobs as follows.
Changing a setting will deactivate the Automatic mode.
Fan speed Z
Press lower button to decrease or
upper button to increase fan speed as
shown in the illustration. The fan
speed is indicated by the number of
segments in the display.
Pressing the lower button for longer:
fan and cooling are switched off.
Pressing the upper button for longer:
the fan runs at maximum speed.
To return to Automatic mode: Press
AUTO button.
Air distribution s, M , K
Press appropriate button for desired
adjustment. Activation is indicated by illumination of the LED in the button.
s=to windscreen and front door
windows (air conditioning is
activated in the background to
help preventing windows from
fogging)M=to head area via adjustable air ventsK=to foot well
All combinations are possible.
Return to Automatic air distribution:
press button AUTO.
Cooling n
Page 131 of 255

Climate control129
Press button n to switch on cooling.
Activation is indicated by illumination
of the LED in the button. Cooling is
only functional when the engine is
running and climate control fan is switched on.
Press button n again to switch off
cooling.
The air conditioning system cools and
dehumidifies (dries) when outside
temperature is above a specific level. 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. When the cooling
system is switched off, no engine restart will be requested by the
climate control system during an
Autostop. Exception: defrost system
is activated and outside temperature
above 0° C requests a restart.
The display will indicate ACON when
cooling is activated or ACOFF when
the cooling is deactivated.Activation or deactivation of cooling
operation after engine start can be
changed in the Settings menu in the
Info-Display. Vehicle personalisation
3 104.
Air recirculation mode 4
Press button 4 to activate air
recirculation mode. Activation is
indicated by illumination of the LED in
the button.
Press button 4 again to deactivate
recirculation mode.
9 Warning
The exchange of fresh air is
reduced in air recirculation mode.
In operation without cooling the air humidity increases, so the
windows may mist up from inside.
The quality of the passenger
compartment air deteriorates,
which may cause the vehicle
occupants to feel drowsy.
In warm and very humid ambient air conditions, the windscreen may mist
up from outside, when cold air is
directed towards it. If windscreen
mists up from outside, activate
windscreen wiper and deactivate s.
Basic settings Some settings can be changed in the Settings menu in the Info-Display.
Vehicle personalisation 3 104.