126Lighting
Sunvisor lightsIlluminates when the cover is opened.
Lighting features
Centre console lighting Spotlight incorporated in the interior
lighting comes on when headlights
are switched on.
Entry lighting
Welcome lighting
The following lights are switched on
for a short time by unlocking the
vehicle with the radio remote control:
● headlights
● tail lights
● number plate lights
● instrument panel light
● interior lights
Some functions are only operable
when it is dark outside to facilitate
locating the vehicle.
The lighting switches off immediately
when the ignition is switched on.
Starting off 3 16.This function can be activated or
deactivated in the vehicle
personalisation.
Select the relevant setting in Settings,
I Vehicle in the Info-Display.
Info-Display 3 102.
Vehicle personalisation 3 106.
The settings can be saved for the key being used 3 23.
The following lights will additionally
switch on when the driver's door is
opened:
● all switches
● Driver Information Centre ● door pocket lights
Exit lighting
The following lights switch on if the
key is removed from the ignition
switch:
● interior lights
● instrument panel light
● puddle lights
Lighting127They will switch off automatically after
a delay. This function works only in
the dark. Theatre lighting is activated
if the driver's door is opened during
this time.
Path lighting
Headlights, tail lights and number
plate lights illuminate the surrounding area for an adjustable time after
leaving the vehicle.
Activating
1. Switch off the ignition.
2. Remove the ignition key.
3. Open the driver's door.
4. Pull the turn signal lever.
5. Close the driver's door.
If the driver's door is not closed, the
lights switch off after two minutes.
Exit lighting is switched off
immediately if the turn signal lever is pulled while the driver's door is open.
This function can be activated or
deactivated in the vehicle
personalisation.
Select the relevant setting in Settings,
I Vehicle in the Info-Display.
Info-Display 3 102.
Vehicle personalisation 3 106.
The settings can be saved for the key being used 3 23.
Battery discharge protection Vehicle battery state of charge
function
The function guarantees longest
vehicle battery life via a generator
with controllable power output and
optimised power distribution.To prevent discharge of the vehicle
battery when driving, the following
systems are reduced automatically in
two stages and finally switched off:
● auxiliary heater
● heated rear window and mirrors ● heated seats
● fan
In the second stage, a message
which confirms the activation of the
vehicle battery discharge protection
will be displayed in the Driver
Information Centre.
Switching off electric lights
To prevent discharge of the vehicle
battery when the ignition is switched off, some interior lights are switched
off automatically after some time.
132Climate controlHeated rear window Ü 3 38, Heated
seats ß 3 47, Ventilated seats A
3 48, Heated steering wheel A 3 76.
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 A/C 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 knob. Recommended
temperature is 22 °C.
The fan speed regulation in automatic mode can be changed in the Settings menu.
Vehicle personalisation 3 106.
Temperature preselection
Climate control133Set temperatures to the desired
value. The knob on the passenger side changes the temperature for the
passenger side.The knob on the
driver's side changes the temperature
for the driver's side or for both sides
depending on activation of
synchronisation SYNC.
The selected temperature is indicated in the display of the knob.
If the minimum temperature Lo is set,
the climate control system runs at maximum cooling, if cooling A/C is
switched on.
If the maximum temperature Hi is set,
the climate control system runs at maximum heating.
Notice
If A/C is switched on, reducing the
set cabin temperature can cause the
engine to restart from an Autostop or inhibit an Autostop.
Dual zone temperature
synchronisation SYNC
Press SYNC to link passenger side
temperature setting to the driver side.
Activation is indicated by the LED in
the button.When passenger side settings will be
adjusted, synchronisation is
deactivated and the LED
extinguishes.
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.
Settings of automatic rear window
heating can be changed in the
Settings menu in the Info-Display.
Vehicle personalisation 3 106.
Notice
If V is pressed while the engine is
running, an Autostop will be inhibited
until V is pressed again.
If l is pressed with the fan switched
on and the engine running, an
Autostop will be inhibited until l 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 l is pressed with the fan switched
on while the engine is in an
Autostop, the engine will restart
automatically.
Stop-start system 3 144.
Climate control135Cooling A/C
Press A/C 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 A/C 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 A/C ON when
cooling is activated or A/C OFF 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
3 106.
Manual air recirculation 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 l.
136Climate controlAutomatic air recirculationAn air humidity sensor switches
automatically to external air if internal air humidity is too high.
Basic settings
Some settings can be changed in the Settings menu in the Info-Display.
Vehicle personalisation 3 106.
Auxiliary heater
Air heater Quickheat is an electric auxiliary air
heater which automatically warms up
the passenger compartment more
quickly.Air vents
Adjustable air vents At least one air vent must be open
while 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.
138Driving and operatingDriving and
operatingDriving hints ............................... 139
Control of the vehicle ...............139
Steering ................................... 139
Starting and operating ...............139
New vehicle running-in ............139
Ignition switch positions ...........139
Power button ........................... 140
Retained power off ..................141
Starting the engine ..................142
Overrun cut-off ........................ 144
Stop-start system ....................144
Parking .................................... 147
Engine exhaust .......................... 148
Diesel particle filter ..................148
Catalytic converter ...................149
Automatic transmission ..............150
Transmission display ...............150
Selector lever .......................... 150
Manual mode ........................... 151
Electronic driving programmes 152
Fault ........................................ 152
Interruption of power supply ....152
Manual transmission ..................153Manual transmission automa‐
ted .............................................. 154
Transmission display ...............154
Selector lever .......................... 154
Manual mode ........................... 155
Electronic driving programmes 156
Fault ........................................ 156
Brakes ........................................ 156
Antilock brake system .............156
Parking brake .......................... 157
Brake assist ............................. 159
Hill start assist ......................... 159
Ride control systems .................159
Traction Control system ..........159
Electronic Stability Control ......160
Sport mode .............................. 162
Driver assistance systems .........162
Cruise control .......................... 162
Speed limiter ........................... 164
Forward collision alert .............166
Following distance indication ...168
Active emergency braking .......169
Parking assist .......................... 170
Side blind spot alert .................178
Rear view camera ...................179
Traffic sign assistant ................181
Lane keep assist .....................185
Fuel ............................................ 187
Fuel for petrol engines .............187Fuel for diesel engines ............187
Refuelling ................................ 188
Fuel consumption - CO 2-
Emissions .............................. 189
Trailer hitch ................................ 190
General information .................190
Driving characteristics and towing tips .............................. 190
Trailer towing ........................... 190
Towing equipment ...................191
Trailer stability assist ...............193
Driving and operating141functions remain active until driver's
door is opened, provided the ignition
was on previously.Emergency shut off during driving
Press Engine Start/Stop for longer
than 2 seconds or press twice briefly within 5 seconds 3 142.
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.
Place the electronic key solely
centred in the transmitter area in
longitudinal direction flat with buttons
upside as shown in the illustration.
Other objects, e.g. other keys,
transponder, tags, coins etc. must be removed from the centre console.
Depress the clutch pedal (manual
transmission) or the brake pedal
(automatic transmission or manual
transmission automated) and press
Engine Start/Stop .
To switch off the engine, press
Engine Start/Stop again. Remove the
electronic key from the centre
console.
This option is intended for
emergencies only. Replace the
electronic key battery as soon as
possible 3 21.
For unlocking or locking the doors,
see fault in radio remote control unit
or electronic key system 3 23.
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