Page 139 of 498

138 Controls in detailLightingRear fog lamp (driver’s side only)
Switch on the low beam headlamps
(page 53).
Pull out exterior lamp switch to second
stop.
The rear fog lamp is switched on.
The yellow indicator lamp† in the
exterior lamp switch comes on
(page 134).
Push in the exterior lamp switch to first
stop.
The rear fog lamp is switched off.
The yellow indicator lamp† in the
exterior lamp switch goes out.
The front fog lamps remain lit.
Combination switch
The combination switch is located on the
left side of the steering column.Combination switch1High beam
2High beam flasherHigh beam
Turn the exterior lamp switch to
positionB orU (
page 134).
Push the combination switch in direc-
tion of arrow1 to switch on the high
beam.
The high beam headlamp indicator
lampA in the instrument cluster
comes on (
page 24).
Pull the combination switch in direction
of arrow2 to its original position to
switch off the high beam.
The high beam headlamp indicator
lampA in the instrument cluster
goes out.
High beam flasher
Pull the combination switch briefly in
direction of arrow2.
Page 140 of 498

139 Controls in detail
Lighting
Corner-illuminating front fog lamps* (CLS with Bi-Xenon* headlamps)
The corner-illuminating front fog lamps im-
prove illumination of the road onto which
you are turning.
Corner-illuminating front fog lamps will op-
erate with the engine running and with
the exterior lamp switch in
positionB (
page 134)
or
the exterior lamp switch in
positionU (
page 134)
or
the daytime running lamp mode
activated (
page 136)Driving forward
Switching on corner-illuminating front
fog lamps
Depending on wether you are turning
left or right, switch on the left or right
turn signal (
page 53).
The respective front fog lamp comes on
and illuminates the road onto which
you are turning.Switching off corner-illuminating front
fog lamps
The combination switch for the turn signal
resets automatically after major steering
wheel movements. This will switch off the
corner-illuminating front fog lamps if they
where activated by switching on the left or
right turn signal.
If the turn signal should stay on after mak-
ing the turn, the turn signal and corner-illu-
minating front fog lamps can be switched
off by returning the combination switch to
its original position.
iCorner-illuminating front fog lamps will
only come on in low ambient lighting
conditions.
The corner-illuminating front fog lamps
function is not available at a vehicle
speed above 25 mph (40 km/h).
iThe corner-illuminating front fog lamps
will come on automatically depending
on the steering angle, even if you did
not switch on either turn signal.
If the corner-illuminating front fog
lamps came on automatically, they will
also go out automatically depending on
the steering angle.
Page 144 of 498
143 Controls in detail
Lighting
Door entry lamps
For better orientation in the dark, the cor-
responding door entry lamps will switch on
in darkness when you open a door and the
automatic control is activated.
The door entry lamps will switch off when
the corresponding door is closed.
Trunk lamp
The trunk lamp switches on if the trunk is
opened.
If the trunk remains open, the trunk light-
ing switches off automatically after ap-
proximately 10 minutes.
iIf you turn the SmartKey in the starter
switch to position0 and switch off the
headlamps, the door entry lamps will
remain lit for approximately 5 minutes.
iThe interior lighting is factory-set to au-
tomatic mode (
page 141).
The setting selected for the interior
lighting is used for the trunk lighting as
well.
Page 159 of 498
158 Controls in detailControl system
Submenus in the Settings menu
Press buttonj.
In the multifunction display you see the
collection of the submenus.
Press buttonç.
The selection marker moves to the next
submenu.The submenus are arranged by hierarchy.
Scroll down with the çbutton, scroll up
with the æbutton.
With the selection marker on the desired
submenu, use the j button to access
the individual functions within that sub-
menu. Once within the submenu, you can
use the buttonjto move to the next
function or the buttonk t o m o v e t o t h e
previous function within that submenu.
The settings themselves are made with
buttonæ orç.
iThe settings you have changed will not
be reset unless you confirm the action
by pressing the reset button a second
time. After approximately five seconds,
the
Settings
menu reappears in the
multifunction display.
For safety reasons, the
Lamp circuit
headlamp
function in the
Lighting
sub-
menu is not reset while driving.
Page 165 of 498

164 Controls in detailControl systemSet date (year)
Move the selection marker with the
æ or çbutton to the
Time/Date
submenu.
Press buttonj ork repeatedly
until you see
Set date year
in the
multifunction display.
The selection marker is on the year
setting.
Press buttonæ orç to set the
year.Lighting submenu
Access the
Lighting
submenu via the
Set-
tings
menu. Use the
Lighting
submenu
to change the lamp and lighting settings on
your vehicle. The following functions are
available:Setting daytime running lamp mode
(USA only)
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until you see
Lamp circuit headlamp
in
the multifunction display.
The selection marker is on the current
setting.
Function
Page
Set daytime running lamp mode
(USA only)
164
Setting locator lighting
165
Setting ambient lighting
166
Setting night security illumina-
tion
166
Setting interior lighting delayed
shut-off
167
iThis function is not available in coun-
tries where the daytime running lamp
mode is mandatory and therefore in a
constant mode.
Page 166 of 498

165 Controls in detail
Control system
Press buttonæ orç to select
manual operation (
manual
) or daytime
running lamp mode (
constant
).
With daytime running lamp mode activated
and the exterior lamp switch at
positionM orU, the low beam
headlamps are switched on when the
engine is running.
In low ambient light conditions the follow-
ing lamps will switch on additionally:
Parking lamps
Tail lamps
License plate lamps
Side marker lamps
For more information on the daytime
running lamp mode, see “Lighting”
(
page 134).Setting locator lighting
With the locator lighting feature activated
and the exterior lamp switch in
positionU, the following lamps will
switch on during darkness when the vehi-
cle is unlocked with the SmartKey or
KEYLESS-GO*:
Parking lamps
Tail lamps
License plate lamps
Side marker lamps
Front fog lamps
The locator lighting switches off when the
driver’s door is opened.
If you do not open a door after unlocking
the vehicle with the SmartKey, the lamps
will switch off automatically after approxi-
mately 40 seconds.
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
iFor safety reasons, resetting the Lighting
submenu to factory settings
while driving (
page 157) will not
deactivate the daytime running lamp
mode.
The following message appears in the
multifunction display:
Cannot be com-
pletely reset to factory settings
while driving.
Page 167 of 498

166 Controls in detailControl system
Press buttonj ork repeatedly
until you see
Function Surround
lighting
in the multifunction display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the locator lighting function
on.
Turn the exterior lamp switch to
positionU when exiting the vehicle.
The locator lighting feature is activat-
ed.
Setting ambient lighting
Use this function to adjust the brightness
of the ambient lighting.
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until you see
Ambient light Level
in
the multifunction display.
The selection marker is on the current
setting.
Press buttonæ orç to select
the desired brightness of the ambient
lighting.
The setting 1 represents the darkest
level and setting 5 the brightest level.
The ambient light is switched off at set-
ting 0.Setting night security illumination
(Headlamps delayed shut-off)
Use this function to set whether you would
like the exterior lamps to remain on for
15 seconds during darkness after exiting
the vehicle and closing all doors.
With the delayed shut-off feature activated
and the exterior lamp switch in
positionU before the engine is turned
off, the following lamps will switch on
when the engine is turned off.
Parking lamps
Tail lamps
License plate lamps
Side marker lamps
Front fog lamps
If after turning off the engine you do not
open a door or do not close an opened
door, the lamps will automatically switch
off after 60 seconds.
Page 168 of 498

167 Controls in detail
Control system
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until you see
Headlamps delayed
shut-off
in the multifunction display.
The selection marker is on the current
setting.
Press buttonæ orç to switch Headlamps delayed shut-off
on or
off
.
Turn the exterior lamp switch to
positionU before turning off the
engine.
The headlamps delayed shut-off fea-
ture is activated.
You can temporarily deactivate the de-
layed shut-off feature:
Before exiting the vehicle, turn the
SmartKey in the starter switch to
position0.
Then turn it to position2 and back to
position0.
The delayed shut-off feature is deacti-
vated. It will reactivate as soon as you
reinsert the SmartKey in the starter
switch.
Vehicles with KEYLESS-GO*:
Press the KEYLESS-GO start/stop but-
ton on the gear selector lever
(page 37).Setting interior lighting delayed shut-off
Use this function to set whether you would
like the interior lighting to remain lit during
darkness for 10 seconds after you have
removed the SmartKey from the starter
switch.
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until you see
Interior lighting de-
layed shut-off
in the multifunction
display.
The selection marker is on the current
setting.