132LightingAdaptive 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.
Some functions of the Adaptive
forward lighting can be deactivated or
activated in the vehicle
personalisation menu. Select the
relevant setting in Settings, I Vehicle
in the Info-Display. Vehicle
personalisation 3 120.
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
● corner lighting
● reversing function
● dynamic automatic headlight levellingPlaystreet lighting
Activated automatically at low speed
up to approx. 20 mph. The light beam
is turned at an angle of 8° to the
roadside.
Town lighting Activated automatically at a speed
range between approx. 25 and
34 mph 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. 34 and
70 mph. 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. 70 mph and minimal
steering movements. It switches on
after a delay or immediately when the vehicle is powerfully accelerated. The
light beam is longer and brighter.Adverse weather lighting
Activated automatically up to a speed
of approx. 43 mph, when the rain sensor recognizes condensation orthe wiper operates continuously. The
range, distribution and light intensity
is regulated variably depending on visibility.
Dynamic curve lighting
The light beam pivots based on
steering wheel angle and speed,
improving lighting in curves.
Control indicator f 3 109.
Corner lighting
Lighting135With a trailer connected, turn signal
flashes six times and tone frequency
changes 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.
142Climate controlStop-start system 3 159.
Demisting and defrosting the
windows V
●
Press V: fan automatically
switches to higher speed, the air
distribution is directed towards
the windscreen.
● Set temperature controller TEMP to warmest level.
● Switch on heated rear window Ü.
● Open side air vents as required and direct them towards the doorwindows.
Notice
If V is pressed while the engine is
running, an Autostop will be inhibited
until V is pressed again.
If V is pressed while the engine is
in an Autostop, the engine will restart
automatically.
Stop-start system 3 159.
Maximum cooling
Briefly open the windows so that hot
air can disperse quickly.
● Switch on cooling A/C.
● Press M for air distribution.
● Set temperature controller TEMP to coldest level.
● Set fan speed controller Z to
highest level.
● Open all vents.
Air recirculation system 4
Press 4 to activate air recirculation
mode. Activation is indicated by the
LED in the button.
Select air recirculation to assist in cooling the interior or in blocking
outside odors or exhaust. Whenrecirculation is selected, a partial
ventilation to refresh the interior air
will occur every 10 minutes.
Press 4 again to deactivate
recirculation mode.
In warm and very humid ambient air conditions, the windscreen might mist up from outside, when cold air is
directed to it. If windscreen mists up
from outside, activate windscreen
wiper and deactivate l.
Air distribution to l: Air recirculation
is deactivated.
Automatic climate control
system
In automatic mode, temperature, fan
speed and air distribution are
regulated automatically.
146Climate controlCooling A/C
Press A/C 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 A/C again to switch off cooling.
The air conditioning system cools and
dehumidifies (dries) cabin air as
required. Therefore condensation
may form and is drained under the
vehicle.
If no cooling or drying is required,
switch off the cooling system for fuel
saving reasons.
System ON/OFF X
Cooling, fan and automatic mode can
be switched off by pressing X. When
the system is deactivated, LED in the button X extinguishes.
Activate by pressing X or cooling
button A/C or automatic mode button
AUTO . The LED in the button
illuminates to indicate activation.
Manual air recirculation 4
Press 4 to activate air recirculation
mode. The LED in the button
illuminates to indicate activation.
Select air recirculation to assist in cooling the interior or in blocking
outside odours or exhaust. When
recirculation is selected, a partial
ventilation to refresh the interior air
will occur every 10 minutes.
Press 4 again to deactivate
recirculation mode.
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 l.
Basic settings
Some basic settings can be changed in the vehicle personalisation menu in the Colour-Info-Display.
Select the relevant settings in
Settings , I Vehicle in the Colour-Info-
Display.
Colour-Info-Display 3 117.
Vehicle personalisation 3 120.
Climate control151Select air recirculation to assist in
cooling the interior or in blocking
outside odours or exhaust. When
recirculation is selected, a partial
ventilation to refresh the interior air
will occur every 10 minutes.
Press 4 again to deactivate
recirculation mode.
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 l.
Automatic air recirculation An air humidity sensor automatically
switches the system to external air if
internal air humidity is too high.
Basic settings Some basic settings can be changed
in the vehicle personalisation menu in the Colour-Info-Display.
Select the relevant settings in
Settings , I Vehicle in the Colour-Info-
Display.
Colour-Info-Display 3 117.Vehicle personalisation 3 120.
Auxiliary heater Air heater
Quickheat is an electric auxiliary air
heater which automatically warms up the passenger compartment more
quickly.Air vents
Adjustable air ventsFront air vents
To open the vent, turn the adjuster
wheel to B. Adjust the air amount at the
vent outlet by turning the adjuster
wheel.
154Driving and operatingDriving and
operatingDriving hints ............................... 155
Control of the vehicle ...............155
Steering ................................... 155
Starting and operating ...............155
New vehicle running-in ............155
Ignition switch positions ...........155
Power button ........................... 156
Retained power off ..................157
Starting the engine ..................158
Overrun cut-off ........................ 159
Stop-start system ....................159
Parking .................................... 162
Engine exhaust .......................... 163
Diesel particle filter ..................163
Catalytic converter ...................164
AdBlue ..................................... 164
Automatic transmission ..............167
Transmission display ...............167
Selector lever .......................... 168
Manual mode ........................... 169
Electronic driving programmes 170
Fault ........................................ 171
Interruption of power supply ....171Manual transmission ..................172
Drive systems ............................ 172
All-wheel drive ......................... 172
Brakes ........................................ 173
Antilock brake system .............173
Parking brake .......................... 174
Brake assist ............................. 175
Hill start assist ......................... 175
Ride control systems .................176
Traction Control system ..........176
Electronic Stability Control ......176
Interactive driving system ........178
Driver assistance systems .........180
Cruise control .......................... 180
Speed limiter ........................... 182
Adaptive cruise control ............183
Forward collision alert .............191
Following distance indication ...194
Active emergency braking .......195
Parking assist .......................... 196
Side blind spot alert .................202
Lane change alert ....................204
Rear view camera ...................205
Rear cross traffic alert .............207
Traffic sign assistant ................208
Lane departure warning ..........212
Fuel ............................................ 213
Fuel for petrol engines .............213Fuel for diesel engines ............214
Fuel for liquid gas operation ....214
Refuelling ................................ 216
Fuel consumption - CO 2-
Emissions .............................. 220
Trailer hitch ................................ 221
General information .................221
Driving characteristics and towing tips .............................. 221
Trailer towing ........................... 222
Towing equipment ...................222
Trailer stability assist ...............224
Driving and operating157Emergency shut off during driving
Press Engine Start/Stop for longer
than 2 seconds or press twice briefly
within 5 seconds 3 158.
Steering wheel lock The steering wheel lock activates
automatically when:
● The vehicle is stationary.
● The ignition has been switched off.
● The driver's door is opened.
To release steering wheel lock, open
and close driver's door and switch on accessory mode or start the engine
directly.9 Warning
If the vehicle battery is discharged,
the vehicle must not be towed,
tow-started or jump-started as the
steering wheel lock cannot be
disengaged.
Operation on vehicles with
electronic key system in case of
failure
If either the electronic key fails or the
battery of the electronic key is weak,
the Driver Information Centre may
display No Remote Detected or
Replace Battery in Remote Key when
you try to start the vehicle.
Open the centre console storage area by lifting up the armrest. Place the
electronic key in the transmitter
pocket.
Other objects, e.g. other keys,
transponder, tags, coins etc. must be
removed from the pocket.
Depress the clutch pedal (manual
transmission) or the brake pedal
(automatic transmission) and press
Engine Start/Stop .
To switch off the engine, press
Engine Start/Stop again. Remove the
electronic key from the transmitter
pocket.
This option is intended for
emergencies only. Replace the
electronic key battery as soon as
possible 3 22.
For unlocking or locking the doors see
fault in radio remote control unit or
electronic key system 3 24.
Retained power off
The following electronic systems can
work until the driver's door is opened
or for 10 minutes after the ignition is
switched off:
● power windows
● sunroof
● power outlets
162Driving and operatingParking9Warning
● Do not park the vehicle on an
easily ignitable surface. The
high temperature of the
exhaust system could ignite the
surface.
● Always apply the parking brake. Activate the manual
parking brake without pressing the release button. Apply as
firmly as possible on a downhill slope or uphill slope. Depress
brake pedal at the same time to
reduce operating force.
For vehicles with electric
parking brake, pull switch m for
approx. one second.
The electric parking brake is
applied when control indicator
m illuminates 3 105.
● Switch off the engine.
● If the vehicle is on a level surface or uphill slope, engage
first gear or set the selector
lever to position P before
removing the ignition key or
switching off ignition on
vehicles with power button. On
an uphill slope, turn the front
wheels away from the kerb.
If the vehicle is on a downhill
slope, engage reverse gear or
set the selector lever to position
P before removing the ignition
key or switching off ignition on
vehicles with power button.
Turn the front wheels towards
the kerb.
● Close the windows and the sunroof.
● Remove the ignition key from the ignition switch or switch off
ignition on vehicles with power
button. Turn the steering wheel until the steering wheel lock is
felt to engage.
For vehicles with automatic
transmission, the key can only
be removed when the selector
lever is in position P.●
Lock the vehicle with button e on
the radio remote control.
Activate the anti-theft alarm
system 3 34.
● The engine cooling fans may run
after the engine has been
switched off 3 227.Caution
After running at high engine
speeds or with high engine loads,
operate the engine briefly at a low load or run in neutral for
approx. 30 seconds before
switching off, in order to protect
the turbocharger.
Notice
In the event of an accident with airbag deployment, the engine is
turned off automatically if the vehicle
comes to a standstill within a certain time.