46 Getting started
Adjusting
Head restraint tilt
Manually adjust the angle of the head re-
straint.
Push or pull on the lower edge of the
head restraint cushion.
For more information on seats, see “Seats”
(
page 124).
Steering wheel
Make sure that
you can reach the steering wheel with
your arms slightly bent at the elbows
you can move your legs freely
all displays (including malfunction and
indicator lamps) on the instrument
cluster are clearly visible
Warning!G
Do not adjust the steering wheel while driv-
ing. Adjusting the steering wheel while driv-
ing could cause the driver to lose control of
the vehicle.
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you, and
lock the vehicle.
Even with the SmartKey or the SmartKey
with KEYLESS-GO* removed from the
starter switch or the SmartKey with
KEYLESS-GO* removed from the vehicle,
the steering wheel adjustment feature can
be operated when the driver’s door is open.
Therefore, do not leave children unattended
in the vehicle, or with access to an unlocked
vehicle. A child’s unsupervised access to a
vehicle could result in an accident and/or
serious personal injury.
iThe memory function (page 129) lets you
store the settings for the steering wheel together
with the settings for the driver’s seat position
and the exterior rear view mirrors.
49 Getting started
Adjusting
Mirrors
Adjust the interior and exterior rear view
mirrors before driving so that you have a
good view of the road and traffic condi-
tions.
Interior rear view mirror
Manually adjust the interior rear view
mirror.
For more information, see “Rear view mir-
rors” (
page 185).
Exterior rear view mirrorsThe buttons are located on the lower part
of the center console.
1Driver’s side exterior rear view mirror
button
2Passenger-side exterior rear view mir-
ror button
3Adjustment button
Switch on the ignition (page 40).
Press button1 or button2 to select
the desired exterior rear view mirror.
Push adjustment button3 up, down,
left, or right according to the desired
setting.For more information, see “Good visibility”
(
page 185).
Warning!G
Exercise care when using the
passenger-side exterior rear view mirror.
The mirror surface is convex (outwardly
curved surface for a wider field of view). Ob-
jects in mirror are closer than they appear.
Check your interior rear view mirror or
glance over your shoulder before changing
lanes.
!If an exterior rear view mirror was forcibly
pushed forward (hit from the rear) or forcibly
pushed rearward (hit from the front), reposition
it by applying firm pressure until it snaps into
place. The mirror housing is then properly posi-
tioned and you can adjust the mirror in the usual
manner.
iAt low ambient temperatures, the exterior
rear view mirrors will be heated automatically.
iThe memory function (page 129) lets you
store the setting for the exterior rear view
mirrors together with the settings for the
steering wheel and the driver’s seat position.
129 Controls in detail
Memory function
Memory function
Prior to operating the vehicle, the driver
should check and adjust the seat height,
seat position fore and aft, and seat back-
rest angle if necessary, to ensure adequate
control, reach and comfort. The head
restraint should also be adjusted for
proper height. See also the section on
air bags (
page 70) for proper seat
positioning.
In addition, adjust the steering wheel to
ensure adequate control, reach, operation
and comfort. Both the interior and exterior
rear view mirrors should be adjusted for
adequate rear vision.
Fasten seat belts. Infants and small
children should be seated in an appropri-
ate infant or child restraint system which is
properly secured by a lap-shoulder belt
and that complies with U.S. Federal Motor
Vehicle Safety Standards 213 and 225 and
Canadian Motor Vehicle Safety Standards
213 and 210.2.With the memory function you can store up
to three different configurations.
Each stored position on the driver’s side
includes the following settings:
Seat position and lumbar support
Multicontour seat*: previously saved
setting
Steering wheel position
Exterior rear view mirrors’ positionEach stored position on the passenger side
includes the following settings:
Seat position and lumbar support
Multicontour seat*: previously saved
setting
The memory switch is located on the door
control panel.
M Memory button
1, 2, 3 Stored positions
Switch on the ignition (page 40).
or
Open the respective door.
Warning!G
Do not activate the memory function while
driving. Activating the memory function
while driving could cause the driver to lose
control of the vehicle.
130 Controls in detail
Memory function
Storing positions into memory
Adjust the seats, steering wheel and
exterior rear view mirrors to the
desired position (
page 43).
Press memory buttonM.
Release memory button and press a
stored position button1, 2, or3 within
3 seconds.
All the settings are stored at the
selected position.
Recalling positions from memory
On memory switch, press and hold
stored position button1, 2 or3 until
the seat, steering wheel and exterior
rear view mirrors have fully moved to
the stored positions.
iReleasing the button immediately stops
movement to the stored positions.
185 Controls in detail
Good visibility
Good visibility
For information on windshield wipers, see
“Windshield wipers” (
page 58).
Headlamp cleaning system
The headlamp cleaning button is located
on the left side of the dashboard.
1Headlamp cleaning button
Switch on the ignition (page 40).
Press button1.
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 289).
Rear view mirrors
For information on setting the rear view
mirrors, see “Mirrors” (
page 49).
Auto-dimming rear view mirrors
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 mir-
ror.
The interior rear view mirror will not react if
reverse gear is engaged
the interior lighting is switched on
iThe headlamps will automatically be
cleaned when you have
switched on the headlamps
and
operated the windshield wipers with wind-
shield washer fluid fifteen times
When you switch off the ignition, the counter
resets.
186 Controls in detail
Good visibility
Sun visors
The sun visors protect you from sun glare
while driving.
1Mounting
2Vanity mirror cover
3Vanity mirror lamp
4Holder for gas cards
Glare through the windshield
Make sure the sun visor is properly
engaged in mounting 1.
Swing the respective sun visor down.
When you do not experience glare any-
more, swing the sun visor up.
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 wind screen is in-
stalled.
Light hitting the mirror(s) at certain angles
(incident light) could blind you. As a result,
you may not be able to observe traffic con-
ditions and could cause an accident.
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-
terior rear view mirror or glance over your
shoulder before changing lanes.
Warning!G
Do not use the driver’s-side vanity mirror
while driving.
Keep the vanity mirrors in the sun visors
closed while vehicle is in motion. Reflected
glare can endanger you and others.
187 Controls in detail
Good visibility
Glare through a door window
Swing respective sun visor down.
Disengage the sun visor from
mounting1.
Pivot the sun visor to the side.
Vanity mirror
Swing respective sun visor down.
Flip up vanity mirror cover2 to access
the vanity mirror.
Vanity mirror lamp 3 comes on.
After using the vanity mirror, flip down
vanity mirror cover 2.
Swing the sun visor up.
Rear window defroster
The rear window defroster uses a large
amount of power. To keep the battery
drain to a minimum, switch off the defrost-
er as soon as the rear window is clear. The
defroster is automatically deactivated af-
ter approximately 6 to 17 minutes of oper-
ation depending on the outside
temperature.
Switch on the ignition (page 40).
Activating
Press button F on the automatic cli-
mate control panel (
page 190).
The indicator lamp on the button
comes on.Deactivating
Press button F (page 190) once
more.
The indicator lamp on the button goes
out.
iWhen the sun visor is disengaged from
mounting1, vanity mirror lamp3 switches
off.
!To avoid damage to vanity mirror cover 2,
make sure it is closed before pivoting the sun
visor to the side.
Warning!G
Any accumulation of snow and ice should be
removed from the rear window before driv-
ing. Visibility could otherwise be impaired,
endangering you and others.
!The rear window defroster cannot be
switched on when the retractable hardtop is
open. The indicator lamp will start flashing if the
hardtop is open.
Close the retractable hardtop.
The rear window defroster can then be switched
on.
!If the rear window defroster switches off too
soon and the indicator lamp starts flashing, too
many electrical consumers are operating simul-
taneously and there is insufficient voltage in the
battery. The system responds automatically by
switching the rear window defroster off.
As soon as the battery has sufficient voltage, the
rear window defroster automatically switches
back on automatically.
251 Controls in detail
Useful features
The Tele Aid system
(Tele
matic Alarm Identification on De-
mand)
The Tele Aid system consists of three
types of response:
Automatic and manual emergency
Roadside Assistance
Information
The 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. By visiting
www.mbusa.com and selecting “Tele Aid”
(USA only), you will have access to account
information, remote door unlock, and
more.
System self-check
Initially, after switching on the ignition,
malfunctions are detected and indicated
(the indicator lamps in the SOS button, the
Roadside Assistance button• and the Information button¡ stay on longer
than 10 seconds or do not come on). The
message
Tele Aid Inoperative appears
for approximately 10 seconds in the multi-
function display.
iThe SOS button is located above the interior
rear view mirror (
page 253).
The Roadside Assistance button• and the
Information button¡ are located below the
center armrest cover (
page 239).
!The Tele Aid system utilizes the cellular
network for communication and the GPS (Global
Positioning System) satellites for vehicle loca-
tion. 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
Inoperative
is displayed in the multifunc-
tion display after 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.