2008 MERCEDES-BENZ R350 Radio transmitters

Contents
Power tilt/sliding sunroof* ................ 248
Opening and closing ..................... 248
Synchronizing ............................... 250
Panorama roof with power
tilt/sliding panel* .............................. 252
Roller sunblinds for the
panorama roof with power
tilt/sliding panel........................... 252
Opening and closing the
panorama roof with power
tilt/sliding panel........................... 253
Synchronizing the panorama
roof with power tilt/sliding panel . 255
Driving systems ................................. 257
Cruise control............................... 257
Distronic* (Canada only) .............. 262
Distance warning function*
(Canada only) ............................... 275
AIRMATIC* ................................... 276
Permanent four-wheel drive
(4MATIC)* .................................... 281
Parktronic* (Parking assist) ......... 281
Rear view camera* ....................... 285Loading .............................................. 288
Roof rack*.................................... 288
Loading instructions..................... 289
Cargo tie-down rings .................... 290
Hooks........................................... 291
Expanding cargo compartment .... 292
Cargo compartment cover blind... 299
Cargo net* ................................... 301
Useful features .................................. 304
Storage compartments ................ 304
Parcel nets ................................... 307
Cup holders.................................. 308
Ashtrays ....................................... 311
Cigarette lighter ........................... 313
Power outlets ............................... 314
Rear center console* ................... 315
Heated steering wheel* ............... 318
Telephone* .................................. 319
Tele Aid* ...................................... 322
Garage door opener ..................... 329
Compass ...................................... 334
Floormats ..................................... 335
Infrared reflecting windshield* ..... 336
Operation......................................... 337
The first 1 000 miles (1 500 km) ........ 338
Driving instructions ........................... 339
Drive sensibly – save fuel............. 339
Drinking and driving ..................... 339
Pedals .......................................... 339
Power assistance ......................... 340
Brakes.......................................... 340
Driving off .................................... 342
Parking......................................... 343
Tires ............................................. 343
Hydroplaning................................ 344
Tire traction ................................. 344
Tire speed rating .......................... 345
Winter driving instructions ........... 346
Standing water............................. 347
Passenger compartment .............. 347
Driving abroad ............................. 348
Control and operation of radio
transmitters ................................. 348
Catalytic converter
(gasoline engine).......................... 349

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.

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.

348 Operation
Driving instructions
Driving abroad
Abroad, there is an extensive
Mercedes-Benz service network at your
disposal. If you plan to drive into areas
which are not listed in the index of your
Mercedes-Benz Light Truck Center
directory, you should request pertinent
information from an authorized
Mercedes-Benz Light Truck Center.Control and operation of radio
transmitters
COMAND system, radio and telephone*Telephones and two-way radios
Radio transmitters, such as a portable
telephone or a citizens band unit should
only be used inside the vehicle if they are
connected to an antenna that is installed
on the outside of the vehicle.
Refer to the radio transmitter operation
instructions regarding use of an external
antenna.
Warning!G
Do not forget that your primary respon-
sibility is to drive the vehicle. Only operate
the COMAND system, radio or telephone
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.
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
personal injury.

548 Index
Climate control 208
Air conditioning, Cooling 219
Air conditioning refrigerant 538
Air distribution 213
Air recirculation mode 216
Air vents, Front 208, 214
Air vents, Rear 220
Air volume 214
Control panel, Front 210
Control panel, Rear 220
Deactivating system 212
Defogging 216
Defrosting 214
Rear passenger compartment 220
Residual heat utilization (REST) 219
Clock 26, 176
Cockpit 24
Cold tire inflation pressure 394
Collapsible tire 471, 532
Collapsible wheel chock 471
Combination switch 58, 59, 61, 147
Compass 334
Control system 180Control and operation of radio
transmitters 348
Control system 157
Multifunction display 157
Multifunction steering wheel 158
Resetting to factory default 171
Control system menus 160
AIRMATIC*/Compass 168
AUDIO 165
Distance warning function* 185
Distronic* (Canada only) 168
NAV* 167
Settings 170
Standard display 164
TEL* 187
Trip computer 185
Vehicle status message memory 169
Control system submenus 161, 163
Comfort* 183
Instrument cluster 174
Lighting 177
Time/Date 176
Vehicle 180Coolant 360, 537, 541
Anticorrosion/antifreeze mixing ratio
and quantity 541
Capacities 537
Checking coolant level 360
Messages in the multifunction
display 448–450
Temperature 350
Corner-illuminating front fog lamps* 148
Messages in the multifunction
display 456
Replacing bulbs 480, 481
Cruise control 257
Activating 258
Messages in the multifunction
display 430
Cup holders 308
Front center console 308
Rear center console* 310
Curb weight 394
Customer Assistance Center see CAC

559 Index
Power windows
Cleaning 409
Convenience closing feature 245
Door windows 241
Hinged quarter windows* 243
Opening/closing 241
Rear door windows, Blocking
operation 97
Summer opening feature 244
Synchronizing, Door windows 244
Practical hints 413
Premium unleaded gasoline 539
Problems
While driving 62
With starting see Starting difficulties
With the vehicle 17
Product information 9
Production options weight 395
Program mode see Automatic transmis-
sion, Automatic shift program
Program mode selector switch
Automatic shift program 200
PSI 395
Push-starting see Tow-startingQ
Quarter windows see Power windows
R
Radio
AUDIO menu, Control system 166
Selecting station 166
Selecting station (satellite*) 166
Radio transmitters 348
Range (distance to empty) 187
Reading lamp 151, 152
Rear automatic climate control* 236
Rear center console* 315
Rear climate control* 220
Rear door window sunshade* 207
Rear door windows
Blocking operation 97
Rear lamps see Tail lamps
Rear seat ashtray see Ashtrays 311
Rear seat head restraints see Head
restraints 135
Rear towing eye 516Rear view camera* 285
Cleaning 408
Lens, Cleaning 408
Rear view mirrors see Mirrors
Rear view mirrors, Automatic
antiglare* 203
Rear window defroster 207
Rear window wiper/washer 61
Rear windows see Power windows
Recommended tire inflation
pressure 395
Recovery services, Stolen vehicle (Tele
Aid*) 329
Refrigerant, Air conditioning 538
Refueling 352
Regular checks 354
Reminder, Seat belt see Seat belts, Telltale
Remote control
SmartKey 110
SmartKey with KEYLESS-GO* 113
Remote door unlock, Tele Aid* 328