120LightingFor deactivation, operate the same
procedure as described above. f will
not flash when function is deactivated.
Daytime running lights
Daytime running lights increase
visibility of the vehicle during daylight.
They are switched on automatically
when ignition is on.
If the vehicle is equipped with
automatic light control function, the
system switches between daytime
running light and low/high beam
automatically depending on the
lighting conditions and information
given by the rain sensor system.
Automatic light control 3 117.
Adaptive forward lighting
The Adaptive forward lighting
functions are only available with Bi-
Xenon headlights. Light range, light
distribution and intensity of light are
variably triggered depending on the
light conditions, weather and road
type.With the light switch in position
AUTO all lighting functions are
available.
The following functions are available
also with light switch in position 9:
● dynamic curve lighting
● cornering light
● reversing function
● dynamic automatic headlight levelling
Playstreet lighting
Activated automatically at low speed
up to approx. 30 km/h. The light beam is turned at an angle of 8° to the
roadside.
Town lighting
Activated automatically at a speed
range between approx. 40 and
55 km/h and when street lights are
detected by the light sensor. The light range is reduced by an extended light
distribution.Country lighting
Activated automatically at a speed
range between approx. 55 and
115 km/h. The beam of light and the
brightness is different between the
left and the right side.
Motorway lighting Activated automatically at a speed
above approx. 115 km/h and minimal
steering movements. It switches on
after a delay or directly when the
vehicle is powerfully accelerated. The
light beam is longer and brighter.
Adverse weather lighting Activated automatically up to a speed
of approx. 70 km/h, when the rain
sensor recognizes condensation or
the wiper operates continuously. The
range, distribution and light intensity
is regulated variably depending on visibility.
124LightingFor three flashes, e.g. when changing
lanes, press the lever until resistance is felt and then release.
When a trailer is connected, turn
signal flashes six times when
pressing the lever until resistance is
felt and then releasing.
Move the lever to the resistance point
and hold for longer indication.
Switch the turn signal off manually by moving the lever to its original
position.
Front fog lights
Operated by pressing >.
Light switch in position AUTO:
switching on front fog lights will switch headlights on automatically.
Rear fog lights
Operated by pressing r
.
Light switch in position AUTO:
switching on rear fog light will switch
headlights on automatically.
Light switch in position 8: rear fog
light can only be switched on with
front fog lights.
The vehicle rear fog light is
deactivated when towing.
Parking lights
When the vehicle is parked, the
parking lights on one side can be
activated:
1. Switch off ignition.
2. Move turn signal lever all the way up (right parking lights) or down
(left parking lights).
Confirmed by a signal and the
corresponding turn signal control
indicator.
130Climate controlDemisting and defrosting
●Press 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 doorwindows.
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 47, Heated
steering wheel * 3 74.
Cooling n
Press n to switch on cooling. The
LED in the button illuminates to
indicate activation. Cooling is only
functional when the engine is running and climate control fan is switched on.
Press 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.
Climate control131If no cooling or drying is required,
switch off the cooling system for fuel
saving reasons. Activated cooling
may inhibit Autostops.
Stop-start system 3 142.
Air recirculation system 4
Press 4 to activate air recirculation
mode. The LED in the button
illuminates to indicate activation.
Press 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 towards 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 circulation system 4 on.
● Press air distribution switch M.
● Set temperature control to coldest level.
● Set fan speed to highest level.
● Open all vents.
132Climate controlDemisting and defrosting the
windows V
●
Press 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 doorwindows.
Note
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 3 142.
Electronic climate control system
The dual zone climate control allows
different climatisation temperatures
for driver side and front passenger
side.
In automatic mode, temperature, fan
speed and air distribution are
regulated automatically.
Controls for:
● temperature on driver side
● air distribution
● fan speed
● temperature on front passenger side
n:coolingAUTO:automatic mode4:manual air recirculationV:demisting and defrosting
Heated rear window Ü 3 36, Heated
seats ß 3 47, Heated steering wheel
* 3 74.
136Climate controlrestart 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
3 105.
Stop-start system 3 142.
Air recirculation mode 4Press 4 to activate the air
recirculation mode. The LED in the
button illuminates to indicate
activation.
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 3 105.
Auxiliary heater
Air heater Quickheat is an electric auxiliary air
heater which automatically warms up
the passenger compartment more
quickly.
Climate control137Air vents
Adjustable air vents At least one air vent must be open
while the cooling is on.
To open the vent, turn the adjuster
wheel towards the bigger W symbol.
Adjust the air amount at the vent
outlet by turning the adjuster wheel.
Direct the flow of air by tilting and
swivelling the slats.
To close the vent, turn the adjuster
wheel towards the smaller W symbol.
9 Warning
Do not attach any objects to the
slats of the air vents. Risk of
damage and injury in case of an
accident.
Fixed air vents
Additional air vents are located
beneath the windscreen and door windows and in the foot wells.
Maintenance
Air intake
The air intake in front of the
windscreen in the engine
compartment must be kept clear to
allow air intake. Remove any leaves,
dirt or snow.
Pollen filter The pollen filter cleans dust, soot,
pollen and spores from the air
entering the vehicle through the air
intake.
Driving and operating139Driving and
operatingDriving hints ............................... 140
Control of the vehicle ...............140
Steering ................................... 140
Starting and operating ...............140
New vehicle running-in ............140
Ignition switch positions ...........141
Retained power off ..................141
Starting the engine ..................141
Overrun cut-off ........................ 142
Stop-start system ....................142
Parking .................................... 144
Engine exhaust .......................... 145
Diesel particle filter ..................145
Catalytic converter ...................146
Automatic transmission ..............147
Transmission display ...............147
Selector lever .......................... 148
Manual mode ........................... 149
Electronic driving programmes 149
Fault ........................................ 149
Interruption of power supply ....150
Manual transmission ..................151Brakes........................................ 151
Antilock brake system .............151
Parking brake .......................... 152
Brake assist ............................. 154
Hill start assist ......................... 154
Ride control systems .................154
Traction Control system ..........154
Electronic Stability Control ......155
Interactive driving system ........156
Driver assistance systems .........159
Cruise control .......................... 159
Speed limiter ........................... 161
Adaptive cruise control ............162
Forward collision alert .............169
Following distance indication ...172
Active Emergency Braking ......173
Parking assist .......................... 175
Side blind spot alert .................182
Traffic sign assistant ................183
Lane departure warning ..........187
Fuel ............................................ 188
Fuel for petrol engines .............188
Fuel for diesel engines ............188
Fuel for liquid gas operation ....189
Refuelling ................................ 191
Fuel consumption - CO 2-
Emissions ............................... 194
Trailer hitch ................................ 195
General information .................195Driving characteristics and
towing tips .............................. 195
Trailer towing ........................... 195
Towing equipment ...................196
Trailer stability assist ...............199