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122LightingThe adjusting screws are located at
the headlights above the low beam
caps 3 179.
For deactivation, turn the adjusting
screws anticlockwise for half a turn.Caution
Have the adjustment of the
headlights checked after
deactivation.
We recommend consulting a
workshop.
Vehicles with Adaptive Forward
Lighting
1. Key in ignition switch.
2. Pull turn signal lever and hold (headlight flash).
3. Switch on ignition.
4. After approx. five seconds the control indicator f starts flashing
and an acoustic signal sounds.
Control indicator f 3 99.
Every time the ignition is switched on,
control indicator f flashes as a
reminder for approx. four seconds.
For deactivation, operate the same
procedure as described above.
Control indicator f will not flash when
function is deactivated.
Daytime running lights
Daytime running light increases
visibility of the vehicle during daylight.
They are switched on automatically
when ignition is on.
Adaptive forward lighting
Adaptive forward lighting ensures
better illumination of bends, crossings
and narrow bends.Dynamic curve lighting
The light beam pivots based on
steering wheel angle and speed,
improving lighting in curves.
Corner lighting
On tight bends or when turning off,
depending on the steering angle or
the indicator light signal, an additional left or right reflector is switched on
which illuminates the road in the
direction of travel. It is activated up to
a speed of 25 mph.
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Lighting123Reversing functionIf the low beam is on and reverse gear is engaged, both corner lights are
switched on. They remain illuminated
for 20 seconds after disengaging
reverse gear or until driving faster than 10 mph in a forward gear.
Hazard warning flashers
Operated by pressing ¨.
In the event of an accident with airbag
deployment the hazard warning
flashers are activated automatically.
Turn and lane-change
signalslever up:right turn signallever down:left turn signal
If the lever is moved past the
resistance point, the turn signal is
switched on constantly. When the
steering wheel moves back, the turn
signal is automatically deactivated.
For three flashes, e.g. when changing lanes, press the lever until resistance
is felt and then release.
With 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 the low beam on automatically.
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124LightingRear fog lights
Operated by pressing r.
Light switch in position AUTO:
switching on rear fog light will switch
the low beam 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.
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
exterior lights.
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Lighting125Interior 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 until the required
brightness is obtained.
On vehicles with light sensor the
brightness can only be adjusted when the exterior lights are on and the light
sensor detects night conditions.
Interior lights
During entry and exit of the vehicle,
the front and rear courtesy lights
automatically switch on and then off
after a delay.
Notice
In the event of an accident with
airbag deployment the courtesy
lights are turned on automatically.
Front courtesy lightOperate rocker switch:w:automatic switching on
and offpress u:onpress v:off
Rear courtesy lights
Illuminate in conjunction with the front
courtesy light depending on rocker
switch position.
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126LightingReading lights
Operated by pressing s and t in
front and rear courtesy lights.
Sunvisor lights Illuminate when the cover is opened.
Lighting features
Centre console lighting Spotlight incorporated in the interiorlighting comes on when the low beam is 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:
● exterior lights
● instrument panel light
● interior lights
Some functions work only in the dark
and facilitates locating the vehicle.
The lighting switches off immediately
when the ignition key is turned to
position 1 3 139.
Activation or deactivation of this
function can be changed in the
Settings menu in the Info-Display.
Vehicle personalisation 3 111.The settings can be saved for the key
being used 3 21.
The following lights will additionally
switch on when the driver's door is
opened:
● all switches
● Driver Information Centre
Exit lighting
The following lights illuminate if the key is removed from the ignition
switch:
● interior lights
● instrument panel light (only when
it is dark)
They will switch off automatically after
a delay. Both lights will be activated
again if the driver's door is opened.
Path lighting
The exterior lights illuminate the
surrounding area for an adjustable
time after leaving the vehicle.
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Lighting127Activating
1. Switch off ignition.
2. Remove ignition key.
3. Open driver's door.
4. Pull turn signal lever.
5. Close 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 turn signal lever is pulled while the driver's door is open.
Activation, deactivation and duration
of this function can be changed in the Settings menu in the Info-Display.
Vehicle personalisation 3 111.
The settings can be saved for the key
being used 3 21.
Battery discharge protection
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.
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Climate control129Notice
If the settings for demisting and
defrosting are selected, an Autostop
will be inhibited.
If the settings for demisting and
defrosting are selected while the
engine is in an Autostop, the engine will restart automatically.
Stop-start system 3 141.
Air conditioning systemIn addition to the heating and
ventilation system, the air
conditioning system has controls for:n:cooling4:air recirculation
Heated seats ß 3 40, Heated
steering wheel * 3 81.
Cooling n
Press
n 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 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.
If no cooling or drying is required,
switch off the cooling system for fuel
saving reasons. Activated cooling
might inhibit Autostops.
Air recirculation system 4
Press 4 to activate air recirculation
mode. Activation is indicated by the
LED in the button.
Page 143 of 251

Driving and operating141Overrun cut-off
The fuel supply is automatically cut off
during overrun, i.e. when the vehicle
is driven with a gear engaged but accelerator is released.
Stop-start system The stop-start system helps to save
fuel and to reduce the exhaust
emissions. When conditions allow, it
switches off the engine as soon as the
vehicle is at a low speed or at a
standstill, e.g. at a traffic light or in a
traffic jam. It starts the engine
automatically as soon as the clutch is
depressed. A vehicle battery sensor
ensures that an Autostop is only
performed if the vehicle battery is
sufficiently charged for a restart.
Activation The stop-start system is available as
soon as the engine is started, the
vehicle starts-off and the conditions
as stated below in this section are
fulfilled.Deactivation
Deactivate the stop-start system
manually by pressing eco. The
deactivation is indicated by the LED
in the button extinguishing.
Autostop
If the vehicle is at a low speed or at a standstill, activate an Autostop as
follows:
● Depress the clutch pedal.
● Set the lever in neutral.
● Release the clutch pedal.
The engine will be switched off while the ignition stays on.
An Autostop is indicated by the
needle at the AUTOSTOP position in
the tachometer.
During an Autostop, the heating and
brake performance will be
maintained.
Caution
The steering assist will be reduced during an Autostop.