Page 117 of 283

Instruments and controls115Touch required menu display icon or
a function with the finger.
Confirm a required function or
selection by touching.
Touch r on the display to exit a
menu without changing a setting.
For further information, see
Infotainment manual.Speech recognition
Description see Infotainment manual.
Vehicle personalisation 3 118.
Head-up display The head-up display displays driver
information concerning the
instrument cluster onto a foldable
projection plane on the driver's side.
The information appears as an image
projected from a lense in the
instrument panel onto the projection
plane directly ahead in driver's view.
The image appears focused out
toward the front of the vehicle.Head-up display shows:
● vehicle speed
● speed limits detected by the speed sign recognition
● set speed of speed limiter
● set speed of cruise control
● forward collision alert
● navigation information.Switching on
Press e to switch on the head-up
display.
Adjust position of head-up display
image
Press ä or å to centre the image. It
can only be adjusted up and down,
not side to side.
9 Warning
If the head-up display image is too
bright or too high in your field of
view, it may obstruct your view
Page 131 of 283

Lighting129The vehicle rear fog light is
deactivated when towing a trailer or a
plug is connected with the socket,
e.g. when a bicycle carrier is used.
Parking lights
When the vehicle is parked, the
parking lights on one side can be
activated:
1. Switch off ignition.
2. Move indicator lever all the way up
(right parking lights) or down (left
parking lights).
Confirmed by a signal and the
corresponding turn lights control
indicator.
Reversing lights
The 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
● Info Display
● illuminated switches and operation elements
Turn thumb wheel A and hold until
the desired brightness is obtained.
Page 136 of 283

134Climate controlclockwise:increaseanticklockwise:decrease
Air recirculation system u
Press u to activate air recirculation
mode. The LED in the button
illuminates to indicate activation.
Press u 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 l.
Demisting and defrosting
● Press l: the air distribution is
directed towards the windscreen.
● Set temperature controller n to
warmest level.
● Set fan speed x to highest level.
● Switch on heated rear window e.
● Open side air vents as required and direct them towards the doorwindows.
Heated rear window, windscreen and exterior mirrors b 3 44.
Heated seats ß 3 52.
Air conditioning system
Controls for: ● temperature n
● air distribution l, M and K
● fan speed x
Page 138 of 283

136Climate control9Warning
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 l.
Maximum cooling
Briefly open the windows so that hot
air can disperse quickly.
● Switch on cooling A/C.
● Press q for air recirculation
system on.
● Press M for air distribution.
● Set temperature control n to
coldest level.
● Set fan speed x to highest level.
● Open all vents.
Heated rear window, windscreen and exterior mirrors b 3 44.
Heated seats ß 3 52.
Demisting and defrosting the
windows
● Set fan speed x to highest level.
● Set temperature controller n to
warmest level.
● Switch on cooling A/C, if
required.
● Switch on heated rear window e.
● Open side air vents as required and direct them towards the doorwindows.
Page 142 of 283

140Climate controlManual air recirculation u
Press u to activate the air
recirculation mode. u is shown in the
display to indicate activation.
Press u 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 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 l.
Demisting and defrosting the
windows h
●
Press h. The LED in the button
illuminates to indicate activation.
● Air conditioning and automatic mode are automatically switched
on. The LED in the button A/C
illuminates, AUTO is shown in the
display.
● Temperature and air distribution are set automatically and the fan
runs at high speed.
● Switch on heated rear window e.
● Switch on heated windscreen ,.
● To return to previous mode, press h again.
Note
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 3 150.
Page 147 of 283

Driving and operating145Driving and
operatingDriving hints ............................... 146
Control of the vehicle ...............146
Steering ................................... 146
Starting and operating ...............146
New vehicle running-in ............146
Ignition switch positions ...........146
Power button ........................... 147
Starting the engine ..................148
Overrun cut-off ........................ 150
Stop-start system ....................150
Parking .................................... 153
Engine exhaust .......................... 154
Exhaust filter ............................ 154
Catalytic converter ...................154
AdBlue ..................................... 155
Automatic transmission ..............158
Transmission display ...............158
Gear selection ......................... 158
Manual mode ........................... 159
Electronic driving programmes 160
Fault ........................................ 160
Eco mode ................................ 160
Manual transmission ..................161Brakes........................................ 162
Antilock brake system .............162
Parking brake .......................... 163
Brake assist ............................. 165
Hill start assist ......................... 165
Ride control systems .................166
Electronic Stability Control and Traction Control system .........166
Descent control system ...........167
Selective ride control ...............168
Driver assistance systems .........170
Cruise control .......................... 170
Speed limiter ........................... 172
Adaptive cruise control ............174
Forward collision alert .............181
Active emergency braking .......182
Front pedestrian protection .....185
Parking assist .......................... 186
Advanced parking assist .........190
Side blind spot alert .................194
Passenger side camera ...........195
Panoramic view system ...........196
Rear view camera ...................199
Lane keep assist .....................201
Driver alert ............................... 204
Fuel ............................................ 205
Fuel for petrol engines .............205
Fuel for diesel engines ............206
Refuelling ................................ 207Trailer hitch................................ 209
General information .................209
Driving characteristics and towing tips .............................. 209
Trailer towing ........................... 209
Towing equipment ...................210
Trailer stability assist ...............213
Page 150 of 283

148Driving and operating9Warning
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,
a message may be displayed in the
Driver Information Centre.
Hold the electronic key with buttons
outside at the marking on the steering column cover as shown in the
illustration.
Operate the clutch pedal (manual
transmission), the brake pedal and
press Start/Stop .
This option is intended for
emergencies only. Replace the
electronic key battery as soon as
possible 3 24.
For unlocking or locking the doors,
see fault in radio remote control unit
or electronic key system 3 26.Starting the engine
Vehicles with ignition switch
Turn key to position 1 to release the
steering wheel lock.
Manual transmission: operate clutch
and brake pedal.
Automatic transmission: operate
brake pedal and move selector lever
to P or N.
Do not operate accelerator pedal.
Diesel engines: wait until control
indicator ! extinguishes.
Page 155 of 283

Driving and operating153Parking9Warning
● 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.
● If the vehicle is on a level surface or uphill slope, engage
first gear or set the selector
lever to position P. 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 . Turn the front wheels
towards the kerb.
● Close the windows.
● Switch off the engine.
● 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.
● Lock the vehicle.
● Activate the anti-theft alarm system.
● The engine cooling fans may run
after the engine has been
switched off 3 216.
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.
Note
In the event of an accident with
airbag deployment, the engine is
switched off automatically if the
vehicle comes to a standstill within a
certain time.
In countries with extreme low
temperatures it may be necessary to park the vehicle without applied
parking brake. Make sure to park the
vehicle on a level surface.