Page 181 of 458
179 Controls in detail
Good visibility
Good visibility
For information on the windshield wipers,
see “Windshield wipers” (
page 54).
Headlamp cleaning system
The switch is located on the left side of the
dashboard.
1Headlamp washer switch
Switch on ignition (
page 34).
Press switch1.
The headlamps are cleaned with a
high-pressure water jet.
For information on filling up the washer
reservoir, see “Windshield washer system
and headlamp cleaning system”
(
page 282).
Rear view mirrors
For information on setting the rear view
mirrors, see “Mirrors” (
page 43).
Auto-dimming rear view mirror
The reflection brightness of the exterior
rear view mirror on the driver’s side and
the interior rear view mirror will respond
automatically to glare when
the ignition is switched on
and
incoming light from headlamps falls on
the sensor in the interior rear view
mirror.
The interior rear view mirror will not react if
reverse gear is engaged
the interior lighting is turned on
Page 182 of 458

180 Controls in detailGood visibility
Activating exterior rear view mirror
parking position
Follow these steps to activate the mirror
parking position so that the passen-
ger-side exterior rear view mirror will be
turned downward to the stored position.
Make sure you have stored a parking
position for the passenger-side exterior
rear view mirror (
page 124).
Make sure the
MIRROR SETTING WHEN
PARKING
function in the
CONVENIENCE
submenu of the control system is
switched to
ON (page 165).
Switch on ignition (
page 34).
Press button2 for passenger-side ex-
terior rear view mirror.
Place the gear selector lever in reverse
gear R.
The passenger-side exterior rear view
mirror will be turned downward in the
stored position.
Warning!
G
The auto-dimming function does not react if
incoming light is not aimed directly at sen-
sors in the interior rear view mirror.
The interior rear view mirror and the exterior
rear view mirror on the driver’s side do not
react, for example, if the rear window sun-
shade is in raised position.
Glare can endanger you and others.Warning!
G
In the case of an accident, liquid electrolyte
may escape from the mirror housing if the
mirror glass breaks.
Electrolyte has an irritating effect. Do not al-
low the liquid to come into contact with
eyes, skin, clothing, or respiratory system.
In case it does, immediately flush affected
area with water, and seek medical help if
necessary.
!Electrolyte drops coming into contact
with the vehicle paint finish can be
completely removed only while in the
liquid state by applying plenty of water.Warning!
G
Exercise care when using the passen-
ger-side exterior rear view mirror. The mirror
surface is convex (outwardly curved surface
for a wider field of view). Objects in mirror
are closer than they appear. Check your in-
side rear view mirror or glance over your
shoulder before changing lanes.
Page 183 of 458

181 Controls in detail
Good visibility
1Driver’s side exterior rear view mirror
button
2Passenger-side exterior rear view
mirror button
The exterior rear view mirror returns to its
previously stored driving position:
ten seconds after you put the gear se-
lector lever out of position R
immediately once your vehicle exceeds
a speed of approximately 6 mph
(10 km/h)
immediately when you press button1
for driver’s side mirrorElectrically folding exterior rear view
mirrors
Folding exterior rear view mirrors in
and out automatically
When the corresponding function in the
control system is activated (
page 165):
The exterior rear view mirrors
automatically fold in as soon as the ve-
hicle is locked from the outside.
The exterior rear view mirrors
automatically fold out as soon as the
vehicle is unlocked and the driver’s or
passenger door are subsequently
opened.Folding exterior rear view mirrors in
and out manually
The exterior rear view mirrors can vibrate if
they are not folded out completely.
The buttons are located on the driver’s
door.
1Folds the exterior mirrors out
2Folds the exterior mirrors in!Before driving the vehicle through an
automatic car wash, fold the exterior
mirrors in. Otherwise they may get
damaged.
iIf you are driving at more than approxi-
mately 9 mph (15 km/h), you will not
be able to fold the exterior mirrors in.
Page 184 of 458

182 Controls in detailGood visibility
Switch on ignition (
page 34).
Folding in
Press button 2 briefly.
Both mirrors fold in.
Folding out
Press button 1 briefly.
Both mirrors fold out.
Windshield wipers
For more information on the windshield
wipers, see “Windshield wipers”
(page 54).
A rain sensor automatically controls the
windshield wipers depending on how wet
the windshield is.
Switch on ignition (
page 34).
Set wiper switch to position I
(page 54).
After the initial wipe, pauses between
wipes are automatically controlled by the
rain sensor.
!If an exterior rear view mirror housing
is forcibly pushed forward (hit from the
rear), reposition it manually by applying
firm pressure until it snaps back into
place.
If an exterior rear view mirror housing
is forcibly pushed rearward (hit from
the front), press button2 to fold mir-
rors in, then press button1 to fold
mirrors out. Do not force mirrors by
hand as it may damage the adjustment
mechanism.
iIntermittent wiping is interrupted when
the vehicle is at a standstill and a door
is opened.
!Do not leave windshield wipers in inter-
mittent setting when vehicle is taken to
an automatic car wash or during wind-
shield cleaning. Wipers will operate in
the presence of water sprayed on the
windshield, and wipers may be dam-
aged as a result.
The switch should not be left in inter-
mittent setting as the wipers will wipe
the windshield once every time the en-
gine is started. Dust that accumulates
on the windshield might scratch the
glass and/or damage the wiper blades
when wiping occurs on a dry wind-
shield.
Page 185 of 458
183 Controls in detail
Good visibility
Sun visors
The sun visors protect you from sun glare
while driving.Glare from the front
1Mounting
2Sun visor
Swing sun visor2 down.Glare from the front and sides
Swing sun visor2 down.
Disengage sun visor2 from
mounting1.
Pivot sun visor to the side.
Warning!
G
Do not use the vanity mirror while driving.
Keep the mirrors in the sun visors closed
while vehicle is in motion. Reflected glare
can endanger you and others.iFor information on vanity mirrors
(page 232)
Page 234 of 458
232 Controls in detailUseful featuresSun visor
Vanity mirror in the sun visor
1Mirror lamp
2Mirror cover
3Document holder
To use mirror, lift up cover1.
Mirror lamp2 comes on.Adjusting the vanity mirror
Slide the mirror to the left or to the
right.
Images in the mirror appear in normal
size or larger, depending on the posi-
tion of the mirror.
Document holder
You can use the plastic tab of the docu-
ment holder3 to hold admission tickets,
parking passes, or similar items in place.
Warning!
G
Do not use the vanity mirror while driving.
Keep the mirrors in the sun visors closed
while vehicle is in motion. Reflected glare
can endanger you and others.
iIf you disengage the sun visor from
mounting, mirror lamp2 will switch
off (
page 183).
Page 245 of 458

243 Controls in detail
Useful features
Tele Aid
The Tele Aid system
(Telematic A
larm I
dentification on D
e-
mand)
The Tele Aid system consists of three types
of response:
automatic and manual emergency
roadside assistance and
informationThe Tele Aid system is operational provid-
ing that the vehicle’s battery is charged,
properly connected, not damaged and cel-
lular and GPS coverage is available.
The speaker volume of a Tele Aid call can
be adjusted when using the volume control
on the multifunction steering wheel. To
raise, press buttonæ and to lower,
press buttonç or use the volume knob
on your COMAND headunit.
To activate, press the SOS button, the
Roadside Assistance button• or
the Information button¡, depend-
ing on the type of response required.Shortly after the completion of your Tele
Aid acquaintance Call, you will receive a
user ID and password via first call mail. By
visiting www.mbusa.com and selecting
“Tele Aid” (USA only), you will have access
to account information, remote door un-
lock, and more.
!The initial activation of the Tele Aid sys-
tem may only be performed by com-
pleting the subscriber agreement and
placing an acquaintance call using the
Information button¡. Failure to
complete either of these steps will re-
sult in a system that is not activated.
If you have any questions regarding ac-
tivation, please call the Response Cen-
ter at 1-800-756-9018 (in the USA) or
1-888-923-8367 (in Canada).
iThe SOS button is located above the in-
terior rear view mirror.
The Roadside Assistance button•
and the Information button¡ are
located below the center armrest cov-
er.
iThe Tele Aid system utilizes the cellular
network for communication and the
GPS (Global Positioning System) satel-
lites for vehicle location. If either of
these signals are unavailable, the
Tele Aid system may not function and if
this occurs, assistance must be sum-
moned by other means.
Page 246 of 458

244 Controls in detailUseful featuresSystem self-check
Initially, after switching on ignition, mal-
functions are detected and indicated (the
indicator lamps in the SOS button, the
Roadside Assistance button• and the
Information button¡ stay on longer
than ten seconds or do not come on). The
messageTELE AID MALFUNCTION
DRIVE TO WORKSHOP!appears for approximately ten seconds in
the multifunction display.Emergency calls
An emergency call is initiated
automatically following an accident in
which the emergency tensioning devices
(ETDs) or air bags deploy.
An emergency call can also be initiated
manually by opening the cover next to the
interior rear view mirror labeled SOS, then
briefly pressing the button located under
the cover. See (
page 245) for
instructions on initiating an emergency call
manually.
Once the emergency call is in progress, the
indicator lamp in the SOS button will begin
to flash. The message
CONNECTING CALL
appears in the multifunction display and
the audio system is muted. When the con-
nection is established, the message
CALL
CONNECTED
appears in the multifunction
display. All information relevant to the
emergency, such as the location of the ve-
hicle (determined by the GPS satellite loca-
tion system), vehicle model, identification
number and color are generated.
iThe Tele Aid system utilizes the cellular
network for communication and the
GPS (Global Positioning System) satel-
lites for vehicle location. If either of
these signals are unavailable, the Tele
Aid system may not function and if this
occurs, assistance must be summoned
by other means.
Warning!
G
If the indicator lamps in the SOS button, in
the Roadside Assistance button and/or in
the Information button do not come on dur-
ing the system self-check, or if any of these
indicators remain illuminated continuously
in red and/or the message TELE AID MALFUNCTION
DRIVE TO WORKSHOP!is displayed in the multifunction display af-
ter the system self-check, a malfunction in
the system has been detected.
If a malfunction is indicated as outlined
above, the system may not operate as ex-
pected. Have the system checked at the
nearest Mercedes-Benz Center as soon as
possible.