Q
Qualified specialist workshop ........... 29
R
RACETIMER (on-board computer) .... 344
Radar sensor system Activating/deactivating .................350
Display message ............................ 378
Radio
HD Radio™ .................................... 203
Selecting a station .........................342
Setting a station ............................ 200
Sound settings (balance, bass,
fader, treble) .................................. 128
Storing stations ............................. 201
Switching on .................................. 199
Switching wavebands ....................200
Radio-controlled devices (installing) 417
Read-aloud function .......................... 162
Reading lamp ..................................... 255
Real-time traffic reports ................... 162
Rear compartment Setting the air vents ......................269
Rear fog lamp
Display message ............................ 369
Switching on/off ........................... 252
Rear view camera
Cleaning instructions .....................431
Function/notes ............................. 319
Rear-view mirror ............................... 105
Rear window blind ............................ 405
see Rear window roller sunblind
see Roller sunblind
Rear window defroster
Problem (malfunction) ...................266
Switching on/off ........................... 266
Redialing (telephone) ........................ 188
Refrigerant (air-conditioning
system) Important safety notes ..................489
Refueling
Fuel gauge ....................................... 35
Important safety notes ..................286
Refueling process ..........................287
see Fuel
Remote control
Garage door opener .......................414
Programming (garage door opener) 415
Reporting safety defects .................... 30
Reserve (fuel tank) see Fuel
Reserve fuel
Display message ............................ 374
Warning lamp ................................. 396
see Fuel
Reset function ................................... 137
Resetting (factory settings) ............. 137
Residual heat (climate control) ........ 267
Restraint system see SRS (Supplemental Restraint
System)
Reversing lamps (display message) 369
Road map see Map
Roadside Assistance (breakdown) .... 27
Roller sunblind Rear window .................................. 405
Rear window (COMAND) ................236
Roof lining and carpets (cleaning
guidelines) ......................................... 433
Roof load (maximum) ........................ 490
Route (navigation) Displaying the distance to the
destination ..................................... 160
Route overview .............................. 160
Selecting an alternative route ........159
Setting route options (avoiding:
highways, toll roads, tunnels,
ferries) ........................................... 139
Setting the route type (short
route, fast route, dynamic route or
economic route) ............................ 139
Starting calculation ........................143
see Route guidance (navigation)
Route guidance
Canceling ....................................... 157
Continuing ..................................... 157
Destination reached ......................158
Lane recommendations .................155
Off-road ......................................... 161
Traffic reports ................................ 162
Route guidance (navigation) ............ 34118Index
Opening and closing manually
Opening the trunk lid
You can only open the trunk lid after
unlocking it first.
XPress the % button on the key.XPull handle :.
Closing the trunk lid
GWARNING
To prevent possible personal injury, always
keep hands and fingers away from the trunk
opening when closing the trunk lid. Be
especially careful when small children are
around.
XPull the trunk lid down using recess :.XLock the vehicle if necessary with
the & button on the key or with
KEYLESS-GO ( Y page 75).Opening/closing automatically from
outside
Important safety notesGWARNING
Make sure the trunk lid is closed when the
engine is running and while driving. Among
other dangers, deadly carbon monoxide (CO)
gases may enter the vehicle interior resulting
in unconsciousness and death.
! The trunk lid swings upwards when
opened. Therefore, make sure that there is
sufficient clearance above the trunk lid.
To open the trunk lid completely, a minimum
clearance of 5.90 ft (1.80 m) above the
ground is necessary.
Opening
You can open the trunk lid with the SmartKey.
XPress and hold the F button on the
SmartKey until the trunk lid opens.
Closing
GWARNING
Monitor the closing procedure carefully to
make sure no one is in danger of being
injured. To prevent possible personal injury,
always keep hands and fingers away from the
trunk opening when closing the trunk lid. Be
especially careful when small children are
around. To stop the closing procedure, do one
of the following:
R Press button F on the SmartKey.
R Press the remote trunk opening/closing
switch (on the driver's door).
R Press the trunk closing switch.
R Press the KEYLESS-GO locking/closing
switch.
R Pull the trunk lid handle.
Even with the SmartKey removed from the
starter switch or the SmartKey with KEYLESS-
GO removed from the vehicle, the remote
Trunk85Opening and closingZ
trunk opening/closing switch can be
operated. 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.
You can close the trunk lid automatically by
using either the closing button or the locking
button 3
.XTo close: press closing button : in the
trunk lid.XTo close and lock simultaneously:
Press locking button ; in the trunk lid.
i
The trunk lid can only be locked if there is
a KEYLESS-GO key outside the vehicle.
Opening/closing automatically from
inside
GWARNING
Maintain sight of the area around the rear of
the vehicle while operating the trunk lid with
the door mounted switch. Monitor the closing
procedure carefully to make sure no one is in
danger of being injured.
To interrupt the closing procedure, release
the door mounted remote trunk opening/
closing switch again.
Even with the SmartKey removed from the
starter switch or the SmartKey with KEYLESS-
GO removed from the vehicle, the remote
trunk opening/closing switch can be
operated. 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.GWARNING
Make sure the trunk lid is closed when the
engine is running and while driving. Among
other dangers, deadly carbon monoxide (CO)
gases may enter the vehicle interior resulting
in unconsciousness and death.
You can open and close the trunk lid from the
driver's seat when the vehicle is stationary.
XTo open: pull remote operating switch for
trunk lid : until the trunk lid opens.XTo close: press remote operating switch
for trunk lid : until the trunk lid is closed.
Locking the trunk separately
You can lock the trunk separately. If you then
unlock the vehicle centrally, the trunk
remains locked and cannot be opened.
XClose the trunk lid.XTake the mechanical key out of the
SmartKey ( Y page 77).3
For vehicles with KEYLESS-GO only.86TrunkOpening and closing
XConnect the external device with suitable
socket :, ; or =.
COMAND activates the device
automatically for sockets ; and =.
COMAND does not activate the device
automatically for socket :.
If you remove a device from sockets ; and
= , the No device connected message
appears.
i A connected iPod ®
or MP3 player should
not be simultaneously operated via the
Media Interface and the remote control
(e.g. Bluetooth ®
remote control), as this
may produce unpredictable results.
i Connecting a fully discharged iPod ®
or
MP3 player can result in an extended
initialization period.
Error messages appear while the device is
being activated if:
R COMAND does not support the device
connected.
R two devices are connected.
R the connected device consumes too much
power.
R the Media Interface connection is faulty.
i Consult an authorized Mercedes-Benz
Center if required.
Switching to Media Interface mode
General notes
In extreme cases, starting up individual
functions can take up to several minutes –
this depends on the external device and its
content (e.g. video podcasts).
Only use the original software to save files on
iPods or MP3 players. Otherwise, some or all
functions may not be available.
Option 1
XConnect an external device ( Y page 222).
COMAND activates the device. Following
this, the basic display appears if there are
any playable files on the data carrier.
or
XSelect Audio in the main function bar by
sliding ZV and turning cVd the COMAND
controller and press W to confirm.
If you had previously selected Media
Interface mode, this will now be activated.
If another audio source is switched on, you
can now switch to Media Interface mode in
the audio menu.XSelect Audio by sliding ZV and turning
cVd the COMAND controller and press
W to confirm.
The audio menu appears.XSelect Media Interface and press W to
confirm.
Option 2
XSelect Audio by sliding ZV and turning
cVd the COMAND controller and press
W to confirm.
The audio menu appears.XSelect Media Interface and press W to
confirm.
Option 3
XIn the media list, ( Y page 212) turn cVd
the COMAND controller to select the entryAudio223COMANDZ