
X
To switch on the rear fog lamp: turn the
SmartKey in the ignition lock to position 2
or start the engine.
X Turn the light switch to L or Ã.
X Press the R button.
The yellow R indicator lamp in the
instrument cluster lights up.
X To switch off the rear fog lamp: press the
R button.
The yellow R indicator lamp in the
instrument cluster goes out. Parking lamps
1W
Left-hand standing lamps
2X Right-hand standing lamps
3T Parking lamps, side marker lamps,
license plate and instrument cluster
lighting
4Ã Automatic headlamp mode/daytime
running lamps
5L Low-beam/high-beam headlamps BN
Fog lamps (except AMG vehicles)
CR Rear fog lamp
X To switch on: turn light switch to T. Standing lamps
1W
Left-hand standing lamps
2X Right-hand standing lamps
3T Parking lamps, side marker lamps,
license plate and instrument cluster
lighting
4Ã Automatic headlamp mode/daytime
running lamps
5L Low-beam/high-beam headlamps
BN Fog lamps (except AMG vehicles)
CR Rear fog lamp
Switching on the standing lamps ensures the
corresponding side of the vehicle is
illuminated. 102
Exterior lighting
Lights and windshield wipers

High-beam flasher
:
High-beam headlamps
; Turn signal, right
= High-beam flasher
? Turn signal, left
X To switch on: turn the SmartKey in the
ignition lock to position 1 or 2 or start the
engine.
X Pull the combination switch briefly in the
direction of arrow =. Hazard warning lamps
X
To switch on the hazard warning lamps:
press button :.
All turn signals flash. If you now switch on
a
turn signal using the combination switch,
only the turn signal lamp on the
corresponding side of the vehicle will flash.
X To switch off the hazard warning
lamps: press button :. The hazard warning lamps automatically
switch on if:
R
an air bag is deployed
R the Emergency Tensioning Devices are
triggered, or
R the vehicle is slowed down rapidly from a
speed of over 45 mph (70 km/h) and
comes to a halt
The hazard warning lamps switch on
automatically if an air bag or the Emergency
Tensioning Devices are triggered and the
SmartKey
is in position 1 in the ignition lock.
The hazard warning lamps switch off
automatically if the vehicle reaches a speed
of over 6mph (10km/h) again after a full
brake application.
i The hazard warning lamps still operate if
the ignition is switched off. Cornering light function
The cornering light function improves the
illumination of the road over a wide angle in
the
direction you are turning, enabling better
visibility in tight bends, for example. The
cornering light function can only be activated
if the low-beam headlamps are switched on
and the fog lamps are switched off.
Active: if you are driving at speeds below
25 mph (40 km/h) and switch on the turn
signal or turn the steering wheel
Not active: if you are driving at speeds above
25 mph (40 km/h) or switch off the turn 104
Exterior lighting
Lights and windshield wipers

Bulbs and lamps are an important aspect of
vehicle
safety. You must therefore make sure
that these function correctly at all times.
Have the headlamp setting checked regularly.
Other bulbs G
WARNING
Bulbs and lamps can become very hot. For
this reason, allow them to cool down before
changing them. Otherwise, you could burn
yourself when you touch them.
Keep bulbs out of the reach of children.
Otherwise, they could, for example, damage
the bulbs and injure themselves.
Never use a bulb which has been dropped.
Such a bulb may explode and injure you.
Halogen bulbs are pressurized and could
explode when you change them, especially if
they are very hot. You should therefore wear
eye protection and gloves when you are
changing them.
There are bulbs other than the Xenon bulbs
that you cannot replace. Replace only the
bulbs
listed (Y page 109). Have the bulbs that
you cannot replace yourself changed at a
qualified specialist workshop.
If you require assistance changing bulbs,
consult a qualified specialist workshop.
Do not touch the glass tube of new bulbs with
your bare hands. Even minor contamination
can burn into the glass surface and reduce
the service life of the bulbs. Always use a lint-
free cloth or only touch the base of the bulb
when installing.
Only use bulbs of the correct type.
If the new bulb still does not light up, consult
a qualified specialist workshop.
Bulbs and lamps are an important aspect of
vehicle safety. You must therefore make sure
that these function correctly at all times.
Have the headlamp setting checked regularly. Before changing bulbs Have the following bulbs changed at a
qualified specialist workshop:
R
Additional turn signals in the exterior
mirrors
R High-mounted brake lamp
R High-beam/low-beam headlamps (Xenon
bulbs)
R Daytime running lamps
R Parking lamp/standing lamp
R License plate lamp
i Individual segments of the license plate
lamp LEDs may fail without a display
message appearing in the multifunction
display. Regularly check the license plate
lamp. If necessary, visit a qualified
specialist workshop.
You can replace the following bulbs:
R Fog lamp/cornering light with fog lamp
function
R Turn signal lamp (front)
R Brake/tail lamp
R Turn signal lamp (rear)
R Tail lamp/standing lamp
R Backup lamp
R Rear fog lamp
R Side marker lamps Overview: changing bulbs/bulb types
Front lamps You can change the following bulbs. The bulb
type can be found in the legend. Replacing bulbs
109
Lights and windshield wipers Z

X
Press : or 9 to select the
Surround Lighting function.
When the Surround Lighting function is
activated, the cone of light in the
multifunction display is shown in red.
X Press the a button to save the setting.
Deactivating delayed switch-off of the
exterior lighting temporarily:
X Before leaving the vehicle, turn the
SmartKey to position 0(Y page
139) in the
ignition lock.
X Turn the SmartKey to position 2 in the
ignition lock ( Y page 139).
The exterior lighting delayed switch-off is
deactivated.
Delayed switch-off of the exterior lighting is
reactivated the next time you start the
engine.
If you have activated the Surround
Lighting
function and the light switch is set
to Ã, the following functions are activated
when it is dark:
R Surround lighting: the exterior lighting
remains lit for 40 seconds after unlocking
with the SmartKey. If you start the engine,
the surround lighting is switched off and
automatic headlamp mode is activated
(Y page 100).
R Exterior lighting delayed switch-off: the
exterior lighting remains lit for
60 seconds after the engine is switched off.
If you close all the doors and the trunk lid,
the exterior lighting goes off after
15 seconds.
i Depending on your vehicle's equipment,
when the surround lighting and delayed
switch-off exterior lighting are on, the
following light up:
R Parking lamps
R Front fog lamps
R Low-beam headlamps
R Daytime running lamps
R Side marker lamps
R Surround lighting in the exterior mirrors Activating/deactivating the interior
lighting delayed switch-off
If you activate the Interior Lighting
Delay function, the interior lighting remains
on for 20 seconds
after you remove the
SmartKey from the ignition lock.
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the :
or 9 button to select the
Lights submenu.
X Press a to confirm.
X Press : or 9 to select the
Interior Lighting Delay function.
When the Interior Lighting Delay
function
is activated, the vehicle interior is
displayed in red in the multifunction
display.
X Press the a button to save the setting.
Vehicle Activating/deactivating the automatic
door locking mechanism
If you activate the Automatic Door Lock
function,
the vehicle is centrally locked above
a speed of around 9 mph (15 km/h).
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the :
or 9 button to select the
Vehicle submenu.
X Press a to confirm.
X Press : or 9 to select the
Automatic Door Lock function.
When
the Automatic Door Lock function
is activated, the vehicle doors are displayed
in red in the multifunction display.
X Press the a button to save the setting.
For further information on the automatic
locking feature, see ( Y page 75).220
Menus and submenus
On-board computer and displays

Display messages Possible causes/consequences and
M SolutionsFront Passenger
Airbag Disabled
See Operator's
Manual A special BabySmart™-compatible child restraint system is
mounted on the front-passenger seat.
The 45 indicator lamp also lights up.
The front-passenger air bag is therefore disabled.
Further information on BabySmart™
(Y page 44).Front Passenger
Airbag
Enabled See
Operator's Manual The 45 indicator lamp does not remain lit if a special
BabySmart™-compatible
child restraint system has been installed
on the front-passenger seat.
The BabySmart™ system is malfunctioning.
G WARNING
The front-passenger front air bag can be triggered unintentionally
in the event of an accident.
There is a risk of an accident.
X Make sure there is nothing between the seat and the child
restraint system.
X Check that the child restraint system is installed correctly.
X If the 45 indicator lamp does not light up, have the
BabySmart™
system checked as soon as possible at a qualified
specialist workshop.
Do not transport a child on the front-passenger seat until the
air bag deactivation system has been repaired. Lights
i Display messages about LEDs:
This display message will only appear if all LEDs have failed. Display messages Possible causes/consequences and
M Solutionsb
Check Left Low
Beam or Check
Right Low Beam The left or right-hand low-beam headlamp is defective.
X
Visit a qualified specialist workshop. b
Check
Trailer Left
Tail Lamp or Check
Trailer Right Tail
Lamp The left or right-hand trailer tail lamp is faulty.
X
Check whether you are permitted to change the bulb yourself.
or
X Visit a qualified specialist workshop. Display messages
231
On-board computer and displays Z

SmartKey
Display messages Possible causes/consequences and
M SolutionsÂ
Key Does Not
Belong to Vehicle You have put the wrong SmartKey in the ignition lock.
X
Use the correct SmartKey. Â
Take
Your Key from
Ignition The SmartKey is in the ignition lock.
X
Remove the SmartKey. Â
Obtain a New Key The SmartKey needs to be replaced.
X
Visit a qualified specialist workshop. Warning and indicator lamps in the
instrument cluster
Overview of warning and indicator
lamps
L Low-beam
headlamps
(Y page 99)
#! Turn signals (Y page 103)
K High-beam headlamps
(Y page 103)
N Fog lamps (Y page 101)
R Rear fog lamp (Y page 101)
ü Seat belts (Y page 248)
$ (USA) Brakes (Y page 249)
J (Canada) Brakes (yellow) (Y page 249)
! ABS (Y page 250)
÷ ESP®
(Y page 252)
å ESP®
OFF (Y page 252)
6 SRS (Y page 255)
; Check Engine (Y page 256)
8 Reserve fuel (Y page 256)
? Coolant (Y page 256)
· Distance warning signal
(Y page 258)
h Tire pressure monitor
(Y page 259) Warning and indicator lamps in the instrument cluster
247
On-board computer and displays Z

Vanity mirror in the sun visor
:
Sun visor
; Bracket
= Mirror cover
? Mirror light
Mirror lights ? will only function if sun
visor : is clipped into bracket ;.
X Fold down sun visor :.
X Fold up mirror cover =.
Mirror lights ? are switched on
automatically.
Glare from the side :
Sun visor
; Bracket
= Mirror cover
? Mirror light
X Fold down sun visor :.
X Pull sun visor : from bracket ;.
X Swing sun visor : to the side. Stowage compartment/ashtray
Stowage compartment/ashtray in the
center console :
Cover
; Insert
i On new vehicles, insert ; is stored in the
glove box. Install the insert before using the
ashtray.
X To open: press cover : and then release
it.
The ashtray opens.
X To remove the insert:
make sure that the
engine is switched off and that the parking
brake has been applied to secure the
vehicle against rolling away.
X Move the selector lever to N.
X Press down cover :.
Insert ; is released.
X Pull insert ; upwards and remove it.
X To install the insert:
install insert ; from
above.
X Push insert ; down.
Insert ; audibly engages.
X To close: close cover : fully.
i The ashtray is lit up if the low-beam
headlamps are on. Features
269
Stowage and features Z