237 Controls in detail
Audio system
Terminating a call
Press t button.
The current call is terminated. You
are again connected with the caller
previously placed on hold.
Combining two calls
Press 3 and s buttons.
The calls are combined into one
call.
Terminating a combined call
Press t button.
The connection to both callers is
terminated.
TDMA or CDMA network phonesUsing your Mercedes-Benz specified mo-
bile phone*, a number of functions and op-
erating steps can be performed and
displayed in the audio system display.
Further operating instructions not covered
here can be found in the operating instruc-
tions for the multifunction steering wheel
and the mobile phone*.
If your audio system is set up for telephone
operation, the t symbol will appear in
the display.
When you insert your Mercedes-Benz
specified mobile phone* into the tele-
phone cradle, you will be prompted to en-
ter your PIN for 30 seconds (
page 231).
This display disappears when you press
any button.
When your mobile phone is inserted into
the telephone cradle, you will see the re-
ception strength in the upper right-hand
corner of the display.
Warning!G
Please do not forget that your primary re-
sponsibility is to drive the vehicle. A driver’s
attention to the road must always be
his /her primary focus when driving. For
your safety and the safety of others, we rec-
ommend that you pull over to a safe location
and stop before placing or taking a tele-
phone call.
If you choose to use the telephone
1 while
driving, please use the hands-free device
and only use the telephone when road,
weather and traffic conditions permit. Some
jurisdictions prohibit the driver from using a
cellular telephone while driving a vehicle.
Bear in mind that at a speed of just 30 mph
(approximately 50 km / h), your vehicle is
covering a distance of 44 feet
(approximately 13.5 m) every second.
1Observe all legal requirements.
243 Controls in detail
Audio system
Emergency calls “911”
The following describes how to dial a “911”
emergency call using the audio system
head unit when a Mercedes-Benz specified
mobile phone* is inserted in the phone
cradle*. Unless otherwise specified, the
descriptions refer to the audio system
head unit.
Consult the separate telephone operating
instructions that came with your mobile
phone* for information on how to place a
“911” emergency call on the mobile
phone*. The following conditions must be met for a
“911” emergency call:
Telephone must be switched on.
The corresponding mobile communica-
tions network must be available.
If you cannot make an emergency call, you
will have to initiate rescue measures your-
self. GSM network phones
Placing a “911” emergency call using
audio head unit with the phone lockedPress hbutton to switch to tele-
phone operation.
PIN? appears in the audio display.
Enter 911 using the number keypad on
the audio head unit.
Press OK soft key or sbutton for
dialing to begin.
DIALING appears in the audio display
while the telephone establishes the
connection.
Wait until the emergency call center
answers, then describe the emergency. Warning!G
The “911” emergency call system is a public
service. Using it without due cause is a crim-
inal offense.
iEmergency calls may not be possible with all
telephone networks or if certain network servic-
es and/or telephone functions are active. Check
with your local service providers.
245 Controls in detail
Power windows
Power windows
Opening and closing the windows
The side windows are opened and closed
electrically. The switches for all the side
windows are on the driver’s door. The
switches for the respective windows are
on the front passenger door and the rear
side trim panels.
1Left front window
2Right front window
3Right rear window
4Left rear window
5Rear window override switch
(
page 86)
Warning!G
When closing the windows, make sure there
is no danger of anyone being harmed by the
closing procedure.
The closing of the door windows can be im-
mediately halted by releasing the switch or,
if switch was pulled past the resistance
point and released, by either pressing or
pulling the respective switch.
The closing of the rear side windows can be
immediately halted by releasing the switch.
The door windows are equipped with the ex-
press-close and automatic reversal func-
tion. If a door window encounters an
obstruction that blocks its path in a circum-
stance where you pulled the switch past the
resistance point and released it to close the
window, the automatic reversal function will
stop the window and open it slightly.
If a door window encounters an obstruction
that blocks its path in a circumstance where
you are closing the window by pulling and
holding the switch, by pressing and holding
button ‹on the SmartKey, by pressing
and holding the lock button (vehicles with
KEYLESS-GO*) on an outside door handle,
or by pressing and holding button,
ore on the climate control panel, the au-
tomatic reversal function will not operate.
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. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. A child’s unsupervised ac-
cess to a vehicle could result in an accident
and/or serious personal injury.
246 Controls in detail
Power windows
Switch on the ignition (page 38).
Opening the windows
Press switch1 to4 to the resistance
point.
The corresponding window will move
downwards until you release the
switch.
Closing the windows
Pull switch1 to4 to the resistance
point.
The corresponding window will move
upwards until you release the switch.Fully opening the door windows
(Express-open)
Press switch1 or2 past the
resistance point and release.
The corresponding window opens
completely.
iYou can also open or close the windows us-
ing the:
SmartKey (summer opening/convenience
feature) (
page 248)
Depending on current position, the windows may
also open or close when:
the air recirculation button, in the con-
trol panel of the climate control
(
page 185) or automatic climate control
(
page 195) is pressed and held
or
the charcoal filter buttone in the control
panel of the automatic climate control
(
page 195) is pressed and held
iOperating the rear side windows from the
rear is not possible if you activate the override
switch (
page 86).
iWith the SmartKey in starter switch
position0 or removed from the starter switch,
the power windows can be operated:
until you open the driver’s or passenger’s
door
for at least five minutes
Warning!G
If you pull and hold the switch up when
closing the window, and upward movement
of the window is blocked by some obstruc-
tion including but not limited to arms, hands,
fingers, etc., the automatic reversal will not
operate.
247 Controls in detail
Power windows
Fully closing the door windows
(Express-close)
Pull switch1 or2 past the
resistance point and release.
The corresponding window closes
completely.
Stopping windows during
Express-operation
Press or pull the respective power win-
dow switch again.
Synchronizing power windows
The power windows must be resynchro-
nized each time
after the battery has been
disconnected.
if the power windows cannot be fully
opened (Express-open) or closed
(Express-close).
Switch on the ignition (page 38).
Pull the power window switches until
the side windows are closed.
Hold the switches for approximately
one second.
The power windows are synchronized.
!If the upward movement of a door window is
blocked during the closing procedure, the door
window will stop and open slightly.
Remove the obstruction, pull the switch again
past the resistance point and release.
If the door window still does not close when
there is no obstruction, then pull the switch and
hold it. The door window will then close without
the obstruction sensor function.
Warning!G
Driver’s door only:
If within five seconds you again pull the
switch past the resistance point and re-
lease, the automatic reversal will not
function.
248 Controls in detail
Power windows
Summer opening feature
If the weather is warm, you can ventilate
the vehicle before driving off by simulta-
neously:
opening the side windows
opening the tilt/sliding sunroof
turning on the seat ventilation* for the
driver’s seat
Aim transmitter eye of the SmartKey or
SmartKey with KEYLESS-GO* at the
driver’s outside door handle. The
SmartKey or SmartKey with
KEYLESS-GO* must be in close proxim-
ity to the diver’s door handle.
Press and hold button Œ after un-
locking the vehicle until the windows
and tilt/sliding sunroof have reached
the desired position.
The windows and tilt/sliding sunroof
begin to open after approximately one
second.
Release button Œ to interrupt
procedure.
Warning!G
Never operate the windows or tilt/sliding
sunroof* if there is the possibility of anyone
being harmed by the opening or closing pro-
cedure.
In the event that the procedure causes
potential danger, the procedure can be
immediately halted by releasing the button
on the SmartKey. To reverse direction of
movement, press Œ for opening or ‹
for closing.
iThe seat ventilation* for the driver’s seat is
automatically set to the highest level if activated
via summer opening feature.
249 Controls in detail
Power windows
Convenience closing feature
When you lock the vehicle, you can close
the windows and tilt/sliding sunroof* si-
multaneously.
Aim transmitter eye of the SmartKey or
SmartKey with KEYLESS-GO* at the
driver’s outside door handle
(
page 248). The SmartKey or
SmartKey with KEYLESS-GO* must be
in close proximity to the driver’s door
handle.
Press and hold button ‹until the
windows and tilt/sliding sunroof* are
completely closed.
The windows and tilt/sliding sunroof*
begin to close after approximately one
second.
Release button ‹to interrupt
procedure.Vehicles with KEYLESS-GO*:
Press and hold the lock button on an
outside door handle (
page 62) until
the side windows and the tilt/sliding
sunroof are completely closed.
Release the lock button on the outside
door handle to interrupt procedure.
Make sure all side windows and the
tilt/sliding sunroof* are properly closed
before leaving the vehicle.
Warning!G
When closing the side windows and the
tilt/sliding sunroof, make sure that there is
no danger of anyone being harmed by the
closing procedure.
The windows will not automatically re-open
if blocked during convenience closing.
If potential danger exists, proceed as fol-
lows:
Release button ‹to stop the closing
procedure. To open, press and hold
buttonŒ. To continue the closing
procedure after making sure that there
is no danger of anyone being harmed by
the closing procedure, press and hold
button ‹.
Vehicles with KEYLESS-GO*:
Release the lock button (page 62) on
exterior door handle to stop the closing
procedure.
Immediately pull on the same outside
door handle and hold firmly. The side
windows and the tilt/sliding sunroof will
open for as long as the door handle is
held but the door is not opened.
250 Controls in detail
Power tilt/sliding sunroof*
Opening and closing the power
tilt/sliding sunroof
The tilt/sliding sunroof can be opened and
closed electrically. The switch for the
tilt/sliding sunroof is on the overhead
control panel.
Sunroof switch
1Push up to raise sunroof at rear
2Pull down to lower sunroof at rear
3Push forward to slide sunroof closed
4Push back to slide sunroof openWith the sunroof closed or tilted open, a
screen can be slid into the roof opening to
guard against sun rays. When sliding the
sunroof open, the screen will also retract.
Screen
Warning!G
When closing the tilt/sliding sunroof, make
sure there is no danger of anyone being
harmed by the closing procedure.
The opening/closing procedure of the
tilt/sliding sunroof can be immediately
halted by releasing the switch or, if the
switch was moved past the resistance point
and released, by moving the switch in any
direction.
The tilt/sliding sunroof is made out of glass.
In the event of an accident, the glass may
shatter. This may result in an opening in the
roof.
In a vehicle rollover, occupants not wearing
their seat belts or not wearing them properly
may be thrown out of the opening. Such an
opening also presents a potential for injury
for occupants wearing their seat belts
properly as entire body parts or portions of
them may protrude from the passenger
compartment.
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. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. A child’s unsupervised ac-
cess to a vehicle could result in an accident
and/or serious personal injury.