2008 MERCEDES-BENZ R350 COMAND

187 Controls in detail
Control system
Distance to empty
Press buttonÿ orè repeatedly
until the message
From Start appears
in the multifunction display.
Press buttonj ork repeatedly
until the message
Range: appears in
the multifunction display.
The calculated remaining driving range
based on the current fuel tank level
appears in the multifunction display.
TEL menu*
You can use the functions in the
TEL menu
to operate your telephone, provided it is
connected to a hands-free system and
switched on.
Switch on the telephone and COMAND
system.
Press buttonÿ orè on the
multifunction steering wheel repeat-
edly until the message
TEL appears in
the multifunction display.
iIf only very little fuel is left in the tank, a
vehicle at the fuel pump is shown instead of the
range.
Warning!G
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
recommend that you pull over to a safe
location and stop before placing or taking a
telephone call. If you choose to use the tele-
phone while driving, please use the
hands-free device and only use the tele-
phone when weather, road 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 14 m) every second.
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system,
possibly resulting in an accident and/or
personal injury.

220 Controls in detail
Climate control
Deactivating
Press button9 (page 210) again.
The indicator lamp on the button goes
out.
Rear climate control*
The control panel is located on the rear of
the front center console.
Rear climate control panel
Activating rear climate control
Press buttonU.
The indicator lamp on the button
comes on. The air volume and air distri-
bution are adjusted automatically.
iThe residual heat is automatically turned off:

when the ignition is switched on

after about 30 minutes

if the coolant temperature is too low

if the battery voltage drops
iThe rear climate control panel is only avail-
able if your vehicle is equipped with seat heating
for the second-row seats* or Rear Audio
feature* (see separate COMAND System operat-
ing instructions).
1Rear climate control on
(automatic mode)
2Air distribution (directs air through
the center air vents)
3Rear air conditioning off
4Air distribution (directs air through
the footwells and side air vents)
5Right rear center air vent, adjustable
6Left rear center air vent, adjustable
iThe climate control must be switched on
(
page 221).
iThe temperature is adjusted according to
the settings for the front passenger side made
on the front climate control panel (
page 213).

286 Controls in detail
Driving systems
The rear view camera is an optical parking
aid. It shows you the area behind the vehi-
cle in the COMAND system display when
reverse gear R is engaged, for example
during parallel parking.
The rear view camera is located near the
tailgate handle.
1Rear view camera
Warning!G
Make sure that no persons or animals are in
or near the area in which you are
parking/maneuvering. Otherwise, they
could be injured.
Warning!G
The rear view camera either will not function
or will not function to its full capability if

the tailgate is open

it is raining very hard, snowing or foggy

it is night or you are parking/maneuver-
ing your vehicle in an area where it is
very dark

the camera is exposed to a very bright
white light

the immediate surroundings are illumi-
nated with fluorescent light (the display
may flicker)

there is a sudden change in tempera-
ture, e.g. if you drive into a heated
garage from the cold (lens condensa-
tion)

the camera lens is dirty or covered

the rear of your vehicle is damaged
In this case, have the position and set-
ting of the camera checked by a quali-
fied specialist workshop.
Mercedes-Benz recommends that you
contact a Mercedes-Benz Light Truck
Center for this purpose.
Do not use the rear view camera in these sit-
uations. Otherwise you could injure yourself
or others and/or damage property including
your vehicle while parking/maneuvering.

287 Controls in detail
Driving systems
Switching the rear view camera
on and off
Switch on the ignition (page 39).
Shift the automatic transmission to
positionR (
page 190).
The area behind the vehicle appears in
the COMAND system display.
Shift the automatic transmission to
positionP,N orD to switch off the rear
view camera.
iThe area behind the vehicle is shown in the
COMAND system display as a mirror image, like
in the rear view mirror.
iThe image from the rear view camera will
no longer be displayed if you select another
function on the COMAND system while reverse
gear R is engaged. To display the image again,
disengage and reengage reverse gear R.

304 Controls in detail
Useful features
Storage compartments Glove box/CD changer*
1Glove box lid release
2Glove box lid
Opening the glove box
Pull lid release1 in direction of arrow.
Glove box lid2 opens downward.Closing the glove box
Push glove box lid 2 up to close.
Releasing CD changer*
1Release button
2CD changer
3AUX-socket
Open the glove box.
Press release button 1.
CD changer 2 is released and swings
down automatically.
For information on CD changer operation,
see separate COMAND system operating
instructions.
Warning!G
To help avoid personal injury during a
collision or sudden maneuver, exercise care
when storing objects in the vehicle. Put
luggage or cargo in the cargo compartment
if possible. Do not pile luggage or cargo
higher than the seat backs.
Always use cargo net* when transporting
cargo. Cargo net* cannot secure hard or
heavy objects.
Parcel nets cannot secure hard or heavy
objects.
Keep compartment lids closed. This will help
to prevent stored objects from being thrown
about and injuring vehicle occupants during

braking

vehicle maneuvers

an accident
iDepending on vehicle equipment, a
CD changer* and an AUX-socket are located in
the glove box.

305 Controls in detail
Useful features
Closing CD changer*
1CD changer
Gently push CD changer 1 up in
direction of arrow until it engages.
For information on CD changer operation,
see separate COMAND system operating
instructions.
Locking and unlocking the glove box
separately
You can lock the glove box separately, e.g.
when the vehicle is in the shop for service.
Take the mechanical key out of the
SmartKey or SmartKey with
KEYLESS-GO* (
page 474).
1Unlocking glove box
2Locking glove box
Insert mechanical key into glove box
lock.
Turn mechanical key to position 2 to
lock the glove box.
Turn mechanical key to position 1 to
unlock the glove box.Storage compartment in front center
console
1Cover
2Chrome label
Tab lightly on chrome label 2 of
cover1.
Cover 1 swings open.
iThe glove box can only be locked or
unlocked with the mechanical key.

319 Controls in detail
Useful features
Telephone*
Radio transmitters, such as a portable tele-
phone or a citizens band unit, should only
be used inside the vehicle if they are con-
nected to an antenna that is installed on
the outside of the vehicle.
The external antenna must be approved by
Mercedes-Benz. Please contact an autho-
rized Mercedes-Benz Light Truck Center
for information on the installation of an
approved external antenna. Refer to the
radio transmitter operation instructions
regarding use of an external antenna.When the mobile phone is inserted in the
cradle, you can operate the telephone
using the following devices:

mobile phone keypad

COMAND system (see separate operat-
ing instructions)

buttonss andt on the multi-
function steering wheel (
page 158)

Voice Control System* (see separate
operating instructions)
Warning!G
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system,
possibly resulting in an accident and/or
serious personal injury.
Warning!G
Please do not forget that your primary
responsibility 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
recommend that you pull over to a safe loca-
tion and stop before placing or taking a
telephone 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
mobile telephone while driving a vehicle.
Only operate the COMAND system
1 if road,
weather and traffic conditions permit.
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 14 m) every second.
1Observe all legal requirements.
iVarious mobile phone cradles can be
installed in the front center armrest, see
separate installation instructions for the mobile
phone cradle. These mobile phone cradles can
be obtained from an authorized Mercedes-Benz
Light Truck Center.
The functions and services available to you while
using the mobile phone depend on your service
provider and the type of mobile phone you are
using. See also separate operating manual for
instructions on how to use the mobile phone.

320 Controls in detail
Useful features
Please note that these functions are only
available with Mercedes-Benz approved
mobile phones. Please contact an
authorized Mercedes-Benz Light Truck
Center for information on features avail-
able for your mobile phone of choice.
The cradle is located in the front center
armrest.
Open telephone tray (page 306).
Inserting mobile phone in mobile phone
cradle
Once the mobile phone has been inserted
in the mobile phone cradle, you have to
use the hands-free device to respond
during phone calls.
If applicable, remove the cover for the
external antenna connection from the
back of the mobile phone and store it in
a s a f e p l a c e . B e s u r e t o c o m p l y w i t h t h e
mobile phone’s operating instructions
as well.
Example illustration
1Inserting the mobile phone
2Connector contact
3Mobile phone cradle
Slide the lower end of the mobile phone
into connector contact 2 on
cradle3.
Push the top of the mobile phone in
direction of arrow 1, until the lug on
the mobile phone release button
engages.
The mobile phone is connected to the
network via the external antenna.
The mobile phone is linked to the
hands-free device and the multifunc-
tion steering wheel.
The battery is charged depending on its
charge status and the position of the
SmartKey in the starter switch. The
charge procedure will be indicated in
the mobile phone’s display.
You can place or receive phone calls. You
can control other functions of the mobile
phone via the control system
(
page 187), the Voice Control System*
(see separate operating instructions), or
the COMAND system (see separate oper-
ating instructions). !Do not try to remove the mobile phone along
with the cradle. You could otherwise damage the
mobile phone cradle.