132Instruments and controlsVehicle settings
●Climate and air quality
Auto fan speed : Modifies the
level of the cabin airflow of the
climate control in automatic
mode.
Climate control mode : Controls
the state of the cooling
compressor when the vehicle is
started. Last setting
(recommended) or at vehicle
start is either always ON or
always OFF.
Auto rear demist : Activates rear
heated window automatically.
● Comfort settings
Chime volume : Changes the
volume of warning chimes.
Personalization by driver :
Activates or deactivates the
personalisation function.
Rear auto wipe in reverse :
Activates or deactivates
automatic switching on of the
rear window wiper when reverse gear is engaged.
● Park assist / Collision detection
Park assist : Activates or
deactivates the ultrasonic
parking assist. Activation is
selectable with or without
attached trailer coupling.
Auto collision preparation :
Activates or deactivates the
automatic brake functionality of
the vehicle in the event of
imminent collision danger. The
following is selectable: the
system will take over brake
control, warn by chimes only or is
deactivated.
Side blind zone alert : Changes
the settings for the side blind spot alert system.
● Exterior ambient lighting
Duration upon exit of vehicle :
Activates or deactivates and
changes the duration of exit
lighting.
Exterior lighting by unlocking :
Activates or deactivates the
welcome lighting.
● Power door locks
Auto door lock : Activates or
deactivates the automatic door
unlocking function after switching
off ignition. Activates or
134Instruments and controlsRadio 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 3 207.
● 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 fan
regulation. Changed setting will
be active after switching the
ignition off and on again.
Air Conditioning Mode : Activates
or deactivates cooling when
switching on the ignition or uses
the last chosen setting.
Auto Demist : Activates or
deactivates auto demist.
Auto Rear Demist : Activates the
rear heated window
automatically.
● Comfort and Convenience
Chime Volume : Changes the
volume of warning chimes.
Personalisation by Driver :
Activates or deactivates the
personalisation function.
Auto Reverse Gear Wiper :
Activates or deactivates
automatic switching on of the
rear window wiper when reverse gear is engaged.● Collision Detection Systems
Park Assist : Activates or
deactivates the ultrasonic
sensors. Activation is selectable
with or without attached trailer
coupling.
Automatic Collision Preparation :
Activates or deactivates the
automatic brake functionality of
the vehicle in the event of
imminent collision danger. The
following is selectable: the
system will take over brake
control, warn by chimes only or is
deactivated completely.
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.
● Power Door Locks
Open Door Anti Lock Out :
Activates or deactivates the
Climate control157
Each change of settings is shown in
the Info-Display for a few seconds.
The electronic climate control system
is only fully operational when the
engine is running.
Automatic mode AUTO
Basic setting for 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.
● Press n to switch on optimal
cooling and demisting. Activation is indicated by illumination of the
LED in the button.
● Set the preselected temperatures for driver and front
passenger using the left and right
rotary knobs. Recommended
temperature is 22 °C.
The fan speed regulation in automatic mode can be changed in the Settings menu.
Vehicle personalisation 3 130.
Temperature preselection
Set temperatures to the desired
value.
158Climate control
If the minimum temperature Lo is set,
the climate control system runs at
maximum cooling, if cooling n is
switched on.
If the maximum temperature Hi is set,
the climate control system runs at
maximum heating.
Notice
If n is switched on, reducing the set
cabin temperature can cause the
engine to restart from an Autostop or inhibit an Autostop.
Demisting and defrosting the
windows V
●
Press V. Activation is indicated
by illumination of the LED in the
button.
● Temperature and air distribution are set automatically and the fan
runs at high speed.
● Switch on heated rear window Ü.
● To return to previous mode: press V. To return to automatic
mode: press AUTO.
Setting of automatic rear window
heating can be changed in the
Settings menu in the Info-Display.
Vehicle personalisation 3 130.
Notice
If V is pressed while the engine is
running, an Autostop will be inhibited
until V is pressed again.
If s is pressed with the fan switched
on and the engine running, an
Autostop will be inhibited until s is
pressed again or until the fan is
switched off.
If V is pressed while the engine is
in an Autostop, the engine will restart automatically.
If s is pressed with the fan switched
on while the engine is in an
Autostop, the engine will restart
automatically.
Stop-start system 3 166.
Manual settings Climate control system settings can
be changed by activating the buttons
and rotary knobs as follows.
Changing a setting will deactivate the automatic mode.
160Climate controlsystem is switched off, no enginerestart will be requested by the
climate control system during an
Autostop. Exception: defrost system
is activated and outside temperature
above 0 °C.
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
3 130.
Air recirculation mode 4Press 4 to activate the air
recirculation mode. Activation is
indicated by illumination of the LED in
the button.
Press 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 3 130.
Auxiliary heater
Air heater Quickheat is an electric auxiliary air
heater which automatically warms up
the passenger compartment more
quickly.
Driving and operating167
An Autostop is indicated by the
needle at the AUTOSTOP position in
the tachometer.
During an Autostop, the heating and
brake performance will be
maintained.
Caution
The power steering assist may be
reduced during an Autostop.
Conditions for an Autostop
The stop-start system checks if each
of the following conditions is fulfilled:
● The stop-start system is not manually deactivated.
● The bonnet is fully closed.
● The driver's door is closed or the driver's seat belt is fastened.
● The vehicle battery is sufficiently charged and in good condition.
● The engine is warmed-up.
● The engine coolant temperature is not too high.
● The engine exhaust temperature is not too high, e.g. after driving
with high engine load.
● The ambient temperature is above -5 °C.
● The climate control system allows an Autostop.
● The brake vacuum is sufficient.
● The self-cleaning function of the diesel particle filter is not active.
● The vehicle was driven at least at
walking speed since the last
Autostop.Otherwise an Autostop will be
inhibited.
Certain settings of the climate control
system may inhibit an Autostop. See
" Climate control " chapter for more
details 3 156.
Immediately after motorway driving,
an Autostop may be inhibited.
New vehicle running-in 3 164.
Vehicle battery discharge protection
To ensure reliable engine restarts,
several battery discharge protection
features are implemented as part of
the stop-start system.
Power saving measures
During an Autostop, several electric
features, e.g. auxiliary electric heater
or rear window heating are disabled
or switched into a power saving
mode. The fan speed of the climate
control system is reduced to save
power.
Restart of the engine by the driver
Depress the clutch pedal to restart the engine.