Page 145 of 311
Lighting143Rear courtesy lightsIlluminate in conjunction with the front
courtesy light.
Reading lights
Operated by pressing s and t in the
courtesy lights.
Sun visor lights
Illuminates 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.
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144LightingThis function can be activated or
deactivated in the vehicle
personalisation.
Select the relevant setting in Settings
I Vehicle in the Info Display.
Info Display 3 118.
Vehicle personalisation 3 122.
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:
● illumination of some 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
They will switch off automatically after
a delay. This function works only in
the dark.Path lighting
Headlights, tail lights and number
plate lights illuminate the surrounding area for an adjustable time after
leaving the vehicle.
ActivatingHalogen headlights
1. Switch off the ignition.
2. Remove the ignition key.
3. Open the driver's door.
4. Pull the indicator lever.
5. Close the driver's door.
If the driver's door is not closed, the
lights switch off after 2 minutes.
Exit lighting is switched off
immediately if the indicator lever is
pulled while the driver's door is open.LED headlights
Path lighting is activated, when the
ignition is switched off and the driver's door is opened.
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 3 118.
Vehicle personalisation 3 122.
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.
Page 147 of 311
Lighting145To 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 steering wheel
● heated 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.
Page 148 of 311

146Climate controlClimate controlClimate control systems.............146
Heating and ventilation system 146
Air conditioning system ...........147
Electronic climate control system .................................... 149
Auxiliary heater ........................154
Air vents ..................................... 154
Adjustable air vents .................154
Fixed air vents ......................... 154
Maintenance .............................. 155
Air intake ................................. 155
Air conditioning regular operation ................................ 155
Service .................................... 155Climate control systems
Heating and ventilation system
Controls for: ● temperature
● air distribution l, M and K
● fan speed Z
● demisting and defrosting V
Heated rear window Ü 3 42.
Heated exterior mirrors Ü 3 39.
Heated seats ß 3 53.
Heated steering wheel * 3 91.
Temperaturered:warmblue:cold
Heating will not be fully effective until
the engine has reached normal
operating temperature.
Air distribution
l:to windscreen and front door
windowsM:to head area via adjustable air
ventsK:to foot well and windscreen
All combinations are possible.
Fan speed Adjust the air flow by switching the fan
to the desired speed.
Page 149 of 311

Climate control147Demisting and defrosting
●Press V: the air distribution is
directed towards the windscreen.
● Set temperature control to warmest level.
● Set fan speed to highest level.
● Switch on heated rear window Ü.
● Open side air vents as required and direct them towards the doorwindows.
Air conditioning system
Controls for:
● temperature
● air distribution l, M and K
● fan speed Z
● demisting and defrosting V
A/C:cooling4:air recirculationÜ:heated rear window
Heated rear window Ü 3 42.
Heated exterior mirrors Ü 3 39.
Heated seats ß 3 53.
Ventilated seats A 3 53.
Heated steering wheel A 3 91.
Cooling A/C
Press A/C to switch on cooling.
Activation is indicated by 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) as soon as the
outside temperature is slightly above the freezing point. Therefore
condensation may form and drip from under the vehicle.
Page 150 of 311

148Climate controlIf no cooling or drying is required,
switch off the cooling system for fuel
saving reasons.
Activated cooling may inhibit
Autostops.
Stop-start system 3 162.
Air recirculation system n
Press n to activate air recirculation
mode, LED is indicated.
Press n 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.
Maximum cooling
Briefly open the windows so that hot
air can disperse quickly.
● Switch on cooling A/C.
● Press n for air recirculation
system on.
● Press x for air distribution.
● Set temperature control to coldest level.
● Set fan speed to highest level.
● Open all vents.
Page 151 of 311

Climate control149Demisting and defrosting the
windows V
●
Press V: the air distribution is
directed towards the windscreen.
● Set fan speed to highest level.
● Set temperature control 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
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 3 162.
Electronic climate control system
The dual zone climate control allows
different 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 l M K
● fan speed Z
● temperature on front passenger side
● system on or off ON/OFF
● cooling A/C
● automatic mode AUTO
● manual air recirculation 4
● demisting and defrosting V
● dual zone temperature synchronisation SYNC
Heated rear window Ü 3 42.
Page 152 of 311
150Climate controlHeated exterior mirrors Ü 3 39.
Heated seats ß 3 53.
Ventilated seats A 3 53.
Heated steering wheel A 3 91.
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 settings for automatic control
with 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. The LED in the button illuminates to
indicate activation.
● 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 3 122.
Temperature preselection