Page 15 of 217
In brief13Exterior lighting
Turn light switch
AUTO=Automatic light control:
Headlights are switched
on and off automatically.7=Off (or deactivation of
automatic light control)8=Sidelights9=Headlights
Press button
>=Front fog lightsr=Rear fog light
Lighting 3 106.
Headlight flash, high beam and
low beamheadlight
flash=pull leverhigh
beam=push leverlow beam=pull lever back towards steering wheel
Automatic light control 3 106, High
beam 3 107, Headlight flash 3 107.
Turn and lane-change signalsright=lever upleft=lever down
Turn and lane-change signals
3 109, Parking lights 3 110.
Page 92 of 217

90Instruments and controlsLow fuelY illuminates yellow.
When the engine is started, Y
illuminates briefly. If it does not
illuminate, seek the assistance of a
workshop.
Illuminates during driving when fuel
level in tank is too low. Refuel
immediately 3 145.
Never run the tank dry. Erratic fuel
supply can cause catalytic converter
to overheat 3 129.
Diesel engines: if the tank has been
run dry, bleed the fuel system 3 159.
Fuel tank capacity 3 206.
Catalytic converter 3 129.
Drain fuel filter
U illuminates yellow.
Illuminates when water level in diesel fuel filter exceeds a specified level.
Residual water in the diesel fuel filter
must be drained 3 159. Seek the
assistance of a workshop as soon as
possible.Immobiliser
d illuminates red.
When the engine is started, d
illuminates briefly. If it does not
illuminate, seek the assistance of a
workshop.
Illuminates to indicate a fault in the immobiliser system. The engine
cannot be started.
Electronic immobiliser 3 27.
Reduced engine power
# illuminates yellow.
Illuminates in conjunction with control indicator g, the vehicle needs a
service. Move out of the flow of traffic as quickly as possible without
impeding other vehicles, stop the
engine and restart after 10 seconds.
The engine power is limited. Consult
a workshop.
Apply footbrake
- illuminates yellow.Brake pedal needs to be depressed
to release the electrical parking brake 3 137.
Clutch pedal needs to be depressed
to restart the engine.
Stop-start system 3 125.
High beam C illuminates blue.
Illuminated when high beam is on and
during headlight flash 3 107.
Automatic headlight
levelling system
q illuminates yellow
Illuminates during driving to indicate a
fault that requires immediate
attention. Seek the assistance of a
workshop as soon as possible.
Automatic headlight range
adjustment 3 107.
Fog light
> illuminates green.
Page 108 of 217
106LightingLightingExterior lighting.......................... 106
Interior lighting ........................... 111
Lighting features ........................113Exterior lighting
Light switch
Turn light switch:
AUTO=Automatic light control:
Headlights are switched
on and off automatically
depending on external
lighting conditions.7=Off (or deactivation of
automatic light control).8=Sidelights9=Headlights
Control indicator C 3 90.
Tail lights
Tail lights illuminate together with low
beam/high beam and sidelights.
Automatic light control
When the automatic light control
function is switched on and the
engine is running, low beam switches on automatically depending on
outside light conditions.
For reasons of safety, the light switch
should always remain in the AUTO
position.
Page 109 of 217
Lighting107
To ensure automatic light control
functions properly, do not cover the
light sensor on top of the instrument
panel.
Driving abroad 3 108.
Wiper activated lighting
With light switch in the AUTO
position, when the windscreen wiper is operated for 8 cycles or more the
exterior lights illuminate
automatically.
High beamTo switch from low to high beam,
push lever.
To switch to low beam, pull lever back
again.
Control indicator C 3 90.
Headlight flash To activate the headlight flash, pull
lever.Headlight range
adjustment
Manual headlight range
adjustment ?
With low beam switched on, adapt
headlight range to suit vehicle load.
Correct adjustment of the headlight
range reduces dazzle for other road
users.
Page 111 of 217

Lighting109Turn 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 is turned
back, the turn signal is automatically
deactivated. This will not happen
when making a minor steering
manoeuvre such as lane changing.
For three flashes, e.g. when changing
lanes, press the lever until resistance is felt and then release. Move the
lever to the resistance point and hold
for longer indication.
The volume of the turn signal audible
warning is dependent upon vehicle
speed.
Switch the turn signal off manually by moving the lever to its original
position.
Control indicators O 3 84.
Front fog lightsOperated with the > button. Control
indicator > illuminates in the
instrument cluster when the front fog
lights are switched on.
The front fog lights can only be
switched on when both the ignition
and low beam/high beam or sidelights are on.
Light switch in position AUTO:
switching on front fog lights will switch
on low beam and sidelights
automatically.
Follow the regulations of the country
in which you are driving when using
front fog lights.
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110LightingRear fog lights
Operated with the r button.
Control indicator r illuminates in the
instrument cluster when the rear fog light is switched on.
The rear fog light can only be
switched on when the ignition is on
and the light switch is in position 9,
or the front fog lights are on and the
light switch is in position 8.
Light switch in position AUTO:
switching on rear fog light will switch
on low beam and sidelights
automatically.
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. Set light switch to 7 or AUTO .
2. Switch off ignition.
3. Move turn signal lever all the way up (right parking lights) or down
(left parking lights).
Confirmed by a signal tone and the
corresponding turn signal control
indicator.
To deactivate, switch on the ignition or move the turn signal lever in the
opposite direction.
Reversing lights The reversing lights come on when
the ignition is on and reverse gear is
selected.
Centre high-mounted brake light
Illuminates when the brakes are
applied, acting as a third stop light, to supplement the brake lights.
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.
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Lighting113
Rear reading lights
Left and right rear reading lights are
individually operable. Press to
activate and deactivate.
Sunvisor lights
Illuminates when the vanity mirror
cover is opened 3 32.
Lighting features
Entry lighting
Welcome lighting Depending upon outside light
conditions, when unlocking the
vehicle with the remote control the
hazard warning lights flash twice and
the exterior and interior lights
illuminate for 20 seconds. This
function facilitates locating the vehicle
when it is dark.
Exit lighting The low beam and reversing lights
illuminate for 30 seconds after the
driver exits the vehicle and closes the
door.Switching on
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 two minutes.
Exit lighting can be deactivated by
inserting the key in the ignition switch or by pulling the turn signal lever
again while the driver's door is open.
Page 163 of 217
Vehicle care161Halogen headlights
Halogen headlights A can be
identified from Xenon headlights B by
the different lens layout.
Low and high beam
Halogen headlights have separate
systems for high beam 1 (inner bulbs)
and low beam 2 (outer bulbs).
1. Remove headlamp assembly 3 160.
2. Remove headlamp cap.
3. Release bulb retaining spring and
remove bulb from reflector
housing.
4. When inserting a new bulb, ensure the lugs engage correctly
with the recesses on the reflector.
5. Engage bulb retaining spring and replace headlamp cap.
6. Reinstall headlamp assembly.
Front turn signal
1. Remove headlamp assembly 3 160.
2. Rotate bulb holder anticlockwise and withdraw bulb holder from
lamp assembly.
3. Press and rotate bulb anticlockwise to remove it from
bulb holder.
4. Insert new bulb into bulb holder by
pressing and rotating it clockwise.