2010 MERCEDES-BENZ R320 service

Our company and staff congratulate you on
the purchase of your new Mercedes-Benz.
Your selection of our product is a
demonstration of your trust in our company
name.
Furthermore, it exemplifies your desire
to own an automobile that will be as easy as
possible to operate and will provide years of
service.
Your Mercedes-Benz represents the efforts of
many skilled engineers and craftsmen. To
help assure your driving pleasure, and also
the safety of you and your passengers, we ask
you to make a small investment of time:
R Please read this manual carefully, then
return it to your vehicle where it will be
handy for your reference.
R Please follow the recommendations
contained in this manual. They are
designed to acquaint you with the
operation of your Mercedes-Benz.
R Please pay attention to the warnings and
cautions contained in this manual. They are
designed to help improve the safety of the
vehicle operator and occupants.
We extend our best wishes for many miles of
safe, pleasurable driving.
Mercedes-Benz USA, LLC
A Daimler Company
2515843082 É251584308
2_ËÍ

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Changing the set speed
.................144
Last stored speed .......................... 144
Lever ..............................................
143
Messages in the mutlifunction
display ........................................... 280
Resume function ............................ 144
Setting current speed .................... 143
Cup holders ........................................ 201
Curb weight ....................................... 249
Customer Assistance Center (CAC) ...23
Customer Relations Department .......23 D
Dashboard see Instrument cluster


Data recording ..................................... 23
Date, Setting ...................................... 134
Daytime running lamp mode ..............99
Switching on or off ......................... 134
Deep water
see Standing water
Defroster
Rear window .................................. 180
Windshield ............................. 168, 178
Delayed shut-off
Exterior lamps ................................ 135
Interior lighting .............................. 136
Department of Transportation
see DOT
Diesel engine
Preglow indicator lamp ....................29
Diesel fuel
see Fuel
Difficulties
While driving .................................. 113
With starting .................................. 111
Digital clock
see Clock
Digital speedometer .........................127
Dimensions (vehicle) see Vehicle specification
Direction of rotation (tires) ..............240
Displays
Digital speedometer ......................127
Distronic ........................................ 146
Maintenance service indicator .......261 Messages in the multifunction
display

........................................... 274
Multifunction display .....................125
Outside temperature .............127, 133
Symbol messages .......................... 285
Text messages ............................... 275
Trip computer ................................ 139
Vehicle status message memory ...130
Vehicle system settings ................. 130
Distronic ............................................ 145
Cleaning system sensor cover ....... 265
Control system .............................. 129
Distance warning function .............152
Distance warning
lamp ...................................... 147, 304
Driving with .................................... 151
Menu ............................................. 147
Messages in the multifunction
display ........................................... 280
Resume function ............................ 150
Sensor cover .................................. 265
Speed settings ............................... 149
Door control panel .............................. 33
Door handles ........................................ 33
Doors
Child safety locks ............................ 61
Locking/unlocking (KEYLESS-GO) ...71
Locking/unlocking (SmartKey) ........ 70
Messages in the multifunction
display ........................................... 289
Opening from inside ......................... 74
Remote door unlock (Tele Aid) ....... 212
Unlocking (Mechanical key) ........... 308
DOT (Department of
Transportation) .................................. 249
Drinking and driving .........................253
Driving
Abroad ........................................... 259
Hydroplaning ................................. 255
Instructions ........................... 110, 253
In winter ........................................ 252
Problems ....................................... 113
Safety systems ................................ 63
Systems ......................................... 142
Through standing water .................256
With Distronic ................................ 151
Driving and parking
Safety notes .................................. 110 Index
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Loading
see Vehicle loading
Locator lighting ................................. 135
Lock button
Outside door handle (KEYLESS-
GO) .................................................. 73
Locking the vehicle
KEYLESS-GO .................................... 71
Manually ........................................ 309
SmartKey ......................................... 70
Loss of
Key .................................................. 73
Service and Warranty Information
booklet .......................................... 344
Low-beam headlamps ......................... 98
Exterior lamp switch ........................ 97
Switching on .................................... 98
Lubricants .......................................... 350
Lumbar support ................................... 86M
Maintenance ........................................ 21
Maintenance System Service indicator display

................262
Service indicator message ............. 261
Service term exceeded ..................261
Manual headlamp mode (Low-
beam headlamps) ................................ 98
Maximum engine speed see Vehicle specification
Maximum loaded vehicle weight .....250
Maximum load rating (tires) .............249
Maximum permissible tire
inflation pressure .............................. 250
Mechanical key .................................. 308
Media interface ................................. 198
Memory function ................................. 96
Menus see Control system menus
Mirrors .................................................. 93
Auto-dimming rear view mirrors ....... 94
Exterior rear view mirror parking
position ............................................ 95
Exterior rear view mirrors ................ 94
Interior rear view mirror ................... 94
Memory function .............................. 96
Vanity mirror .................................. 203MOExtended system .........................
330
MOExtended tires ..................... 330, 347
MON (Motor Octane Number) ..........353
Motor Octane Number see MON


Multicontour seat ................................ 90
Multifunction display ........................ 125
Symbol messages .......................... 285
Text messages ............................... 275
Vehicle status messages ............... 274
Multifunction display messages
ABS ....................................... 275, 286
Active headlamps .......................... 295
Advanced TPMS ..................... 283, 298
Air bags ......................................... 277
Air filter .......................................... 294
AIRMATIC ...................................... 287
Alternator .............................. 282, 292
Automatic
transmission .................................. 282
Battery ................................... 282, 292
Brake fluid ..................................... 286
Brake pads ..................................... 285
Coolant .......................................... 290
Corner-illuminating front fog
lamps ............................................. 297
Cruise control ................................ 280
Distronic ........................................ 280
Doors ............................................. 289
EBP ................................................ 286
Engine oil ....................................... 293
ESP ®
...................................... 275, 286
Fog lamps .............................. 295, 296
Front passenger front air bag ........277
Gas cap .......................................... 294
High-beam lamps ........................... 296
Hood .............................................. 288
License plate lamps ....................... 296
Light sensor ................................... 296
Low-beam lamps ............................ 296
Parking brake ................................ 286
Parking lamps ................................ 296
PRE-SAFE ®
.................................... 276
Reserve fuel ................................... 293
Reverse lamp ................................. 295
Side marker lamps .........................295
SmartKey ....................................... 28912
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Parktronic system

Cleaning system sensors ...............265
Malfunction ....................................
159
Minimum distance ......................... 158
Sensor range ................................. 157
Switching on/off ........................... 159
System sensors ............................. 157
Warning indicators ................... 27, 158
Parts service ...................................... 344
PASS AIR BAG OFF indicator lamp
(Canada only)
see Front passenger front air bag
off indicator lamp (Canada only)
PASS AIR BAG OFF indicator lamp
(USA only)
see Front passenger front air bag
off indicator lamp (USA only)
Passenger safety
see Occupant safety
Pedals ................................................. 253
Phone see Telephone
Plastic parts, cleaning ...................... 267
Power assistance .............................. 253
Power outlets .................................... 206
Power seats see Seats
Power tailgate
Closing ............................................. 76
Messages in the multifunction
display ........................................... 288
Opening ........................................... 76
Power tilt/sliding sunroof
Operation ....................................... 181
Synchronizing ................................ 183
Power washer .................................... 263
Power windows ................................. 106
Cleaning ......................................... 266
Door windows ................................ 107
Hinged quarter windows ................ 107
Operation ....................................... 106
Rear door window, override
switch .............................................. 62
Synchronizing ................................ 107
Practical hints ................................... 270
Preglow indicator lamp ..............29, 111PRE-SAFE
®
............................................ 52
Messages in the multifunction
display
........................................... 276
Problems
While driving .................................. 113
With vehicle ..................................... 23
Product information ............................20
Production options weight ...............250
Program mode selector switch
Automatic shift program ................120
Proximity key
see Key, SmartKey
PSI (air pressure unit) ....................... 250 R
Radiator ..................................... 224, 251
Radio Selecting stations

..........................128
Radio transmitters ............................260
Rain sensor see Intermittent wiping
Rear axle oil ....................................... 351
Rear center console ..........................200
Rear doors
Child safety locks ............................ 61
Rear door window
Override switch ................................ 62
Rear fog lamp
see Fog lamps
Rear lamps
see Tail lamps
Rear seat ashtray
see Ashtrays
Rear seats
see Seats
Rear view camera .............................. 159
Cleaning the camera lens .............. 266
Rear window defroster ..................... 180
Rear window wiper/washer .............105
Recommended tire inflation
pressure ..................................... 228, 250
Refilling
AdBlue ®
......................................... 332
Refrigerant, air conditioning ............ 352
Refueling ............................................ 220
Regular checks .................................. 22214
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Reminder, Seat belt
see Seat belts, Telltale
Remote control
see Key, SmartKey
Remote door unlock (Tele Aid) .........212
Replacing bulbs ................................. 312
Reporting safety defects .................... 23
Research Octane Number see RON
Reserve fuel
Messages in the multifunction
display ........................................... 293
Warning lamp ................................... 29
Reset button ................................ 28, 122
Reset tool (NECK-PRO active front
head restraints) ................................. 310
Restraint systems see Occupant safety
Rims ........................................... 250, 347
Roadside Assistance ...................21, 210
Roller sunblinds ................................. 184
RON (Research Octane Number) ..... 353
Roof rack ............................................ 187
Rubber parts, cleaning ...................... 267
Run-flat tires see MOExtended tires S
Safety Driving safety systems ..................... 63
Occupant safety ...............................

36
Reporting defects ............................ 23
Safety belts
see Seat belts
Seat belt force limiter ......................... 52
Seat belts ............................................. 47
Adjustment function ........................51
Children in the vehicle .....................55
Cleaning ......................................... 267
Fastening ......................................... 49
Height adjustment ...........................50
Proper use of ................................... 48
Safety guidelines ............................. 39
Safety notes ..................................... 47
Telltale ..................................... 29, 302
Seat heating ......................................... 91
Seating capacity ................................ 237Seats .....................................................

81
Adjustment ...................................... 81
Easy-entry/exit feature ....................92
Folding (expanding cargo volume) . 189
Heating ............................................ 91
Memory function .............................. 96
Multicontour seat ............................ 90
Rear seats ........................................ 86
Ventilation ....................................... 90
Securing cargo
Cargo tie-down rings ...................... 188
Selective setting
see Key, SmartKey
Selector lever
see Gear selector lever
Self-test
BabySmart™ .................................... 47
OCS (Occupant Classification
System) ........................................... 45
Tele Aid .......................................... 208
Service
see Maintenance
Service, parts .................................... 344
Service and warranty information .....20
Service intervals see Maintenance System, Service
indicator message
Service life (tires) .............................. 241
Settings Factory setting (KEYLESS-GO) ......... 72
Factory setting (SmartKey) ..............71
Memory function .............................. 96
Menu ............................................. 130
Selective setting (KEYLESS-GO) ....... 73
Selective setting (SmartKey) ............71
Side impact air bags ...........................40
Side marker lamps
Cleaning lenses ............................. 265
Messages in the multifunction
display ........................................... 295
Sidewall (tires) .................................. 250
Side windows see Power windows
SmartKey
see Key, SmartKey
SmartKey with KEYLESS-GO
see Key, SmartKey Index
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Snow chains
...................................... 252
Snow tires see Winter tires

Spare wheel ....................................... 347
Mounting ....................................... 324
Storage location ............................ 272
Speedometer ............................... 28, 146
Speed settings Cruise control ................................ 143
Distronic ........................................ 149
Resume function ................... 144, 150
SRS
Indicator lamp ................... 29, 36, 303
Messages in the multifunction
display ........................................... 287
Standing water, driving through ......256
Starter switch positions KEYLESS-GO .................................... 80
SmartKey ......................................... 79
Starting difficulties (engine) ............111
Starting the engine ........................... 110
Steering column see Multifunction steering wheel,
Adjustment
Steering wheel
see Multifunction steering wheel
Steering wheel gearshift control .....121
Stolen Vehicle Recovery Services ...212
Storage compartments .....................197
Storing tires ....................................... 242
Stranded vehicle ............................... 340
Sunroof see Power tilt/sliding sunroof
Sunshade
Rear door window ..........................204
Sun visors .......................................... 203
Suspension tuning see AIRMATIC T
Tachometer ..................................

29, 123
Overspeed range ........................... 123
Tailgate
Closing ............................................. 75
Messages in the multifunction
display ........................................... 288Opening ...........................................
75
Power tailgate
.................................. 76
Tail lamps ........................................... 313
Cleaning lenses ............................. 265
Messages in the multifunction
display ........................................... 297
Tar stains ........................................... 263
Technical data Air conditioning refrigerant ............ 352
Brake fluid ..................................... 352
Capacities fuels, coolants,
lubricants etc. ................................ 350
Coolant .......................................... 355
Engine oil additives ........................352
Engine oils ..................................... 352
Fuel requirements .......................... 353
Gasoline additives .......................... 354
Identification labels .......................344
Premium unleaded gasoline ...........353
Rims and tires ................................ 347
Spare wheel ................................... 350
Vehicle specification R 350 ........... 346
Vehicle specification
R 350 BlueTEC ............................... 346
Washer and headlamp cleaning
system ................................... 351, 357
Technical data (dimensions)
see Vehicle specification
Technical data (electrical system)
see Vehicle specification
Technical data (engine)
see Vehicle specification
Technical data (weights)
see Vehicle specification
Tele Aid ............................................... 207
Emergency calls ............................. 209
Information button .........................210
Initiating an emergency call
manually ........................................ 209
Messages in the multifunction
display ........................................... 287
Remote door unlock ...................... 212
Roadside Assistance button .......... 210
Search & Send ............................... 212
SOS button .................................... 209
Stolen Vehicle Recovery Services .. 212
System self-test ............................. 20816
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Telephone
............................................. 30
Answering/ending a call ................ 141
Hands-free microphone ...................33
Menu ............................................. 140
Operation ....................................... 140
Phone book .................................... 141
Redialing ........................................ 142
Temperature
Interior temperature ..............168, 176
Outside .................................. 127, 133
Tether anchorage points
see Children in the vehicle
Tie-down rings ................................... 188
Tightening torque Wheels ........................................... 330
Time setting ....................................... 133
TIN (Tire Identification Number) ...... 250
Tire and Loading Information
placard ............................................... 236
Tire and loading terminology ...........248
TIREFIT ............................................... 320
Tire Identification Number see TIN
Tire inflation pressure
Checking ........................................ 230
Important notes on ........................ 229
Label on the inside of fuel filler
flap ................................................ 230
Placard on driver’s door B-pillar ..... 236
Tire labeling ....................................... 244
Tire load rating .................................. 249
Tire ply composition and material
used .................................................... 250
Tire pressure loss warning system . 231
Tire repair kit see TIREFIT
Tires ........................................... 227, 347
Advanced Tire Pressure
Monitoring System (Advanced
TPMS) ............................................ 232
Air pressure ................................... 228
Care and maintenance ................... 241
Cleaning ......................................... 242
Direction of rotation, spinning .......240
Important notes on tire inflation
pressure ........................................ 229
Inflation pressure ........................... 230Information placard .......................
236
Inspection ...................................... 241
Labeling ......................................... 244
Load index ............................. 245, 249
Load rating .................................... 249
Messages in the multifunction
display
................................... 283, 298
MOExtended .................................. 347
Ply composition and material
used ............................................... 250
Problems under-/overinflation ...... 230
Retreads ........................................ 227
Rims and tires (technical data) ...... 347
Rotation ......................................... 243
Service life ..................................... 241
Sizes .............................................. 347
Snow chains .................................. 252
Speed rating .......................... 246, 250
Storing ........................................... 242
Temperature .......................... 229, 243
Terminology ................................... 248
TIREFIT (tire repair kit) ................... 320
Tire Identification Number ............. 250
Tire pressure loss warning system . 231
TPMS low tire pressure/
malfunction telltale ........................ 306
Traction ................................. 242, 250
Tread ............................................. 251
Tread depth ........................... 241, 251
Treadwear ...................................... 242
Treadwear indicators ............. 241, 251
Vehicle maximum load on ..............251
Wear pattern .................................. 243
Winter tires ............................ 251, 347
Tire speed rating .......................246, 250
Tongue Weight Rating see TWR
Top tether
see Children in the vehicle
Total load limit ................................... 250
Towing
Towing eye bolt .............................. 338
Trailer .................................... 119, 256
Vehicle ........................................... 338
Towing eye bolt ................................. 338
Traction ...................................... 242, 250
Trailer towing ............................ 119, 256
Coupling a trailer ........................... 257 Index
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Product Information
Please observe the following in your own best
interest:
We recommend using Genuine Mercedes-
Benz Parts as well as conversion parts and
accessories explicitly approved by us for your
vehicle model.
We have tested these parts to determine their
reliability, safety and special suitability for
Mercedes-Benz vehicles.
We are unable to make an assessment for
other products and therefore cannot be held
responsible for them, even if in individual
cases an official approval or authorization by
governmental or other agencies should exist.
Use of such parts and accessories could
adversely affect the safety, performance or
reliability of your vehicle. Please do not use
them.
Genuine Mercedes-Benz Parts and pre-
approved conversion parts and accessories
are available at any authorized Mercedes-
Benz Center. In addition, you will receive
comprehensive information on permissible
technical modifications and expert
installations. Operator’s Manual
Notes
This
Operator’s Manual contains a great deal
of useful information. We urge you to read it
carefully and familiarize yourself with the
vehicle before driving.
For your own safety and longer service life of
the vehicle, we urge you to follow the
instructions and warnings contained in this
Operator’s Manual. Ignoring them could
result in damage to the vehicle or personal
injury to you or others. Vehicle damage
caused by failure to follow instructions is not
covered by the Mercedes-Benz Limited
Warranty. We continuously strive to improve our
product and ask for your understanding that
we reserve the right to make changes in
design and equipment. Therefore,
information, illustrations, and descriptions in
this

Operator’s Manual might differ from your
vehicle. Vehicle equipment
Your vehicle may have some or all of the
equipment described in this manual.
Therefore, you may find explanations for
optional equipment not installed in your
vehicle. If you have any questions about
operating particular equipment, any
authorized

Mercedes-Benz Center will be glad
to demonstrate the proper procedures.
Optional equipment is also described in this
manual, including operating instructions
wherever necessary. Since they are special-
order items, the descriptions and illustrations
herein may vary slightly from the actual
equipment of your vehicle.
If there are any equipment details that are not
shown or described in this Operator’s
Manual, any authorized Mercedes-Benz
Center will be glad to inform you of correct
care and operating procedures. The
Operator’s Manual and Maintenance Booklet
are important documents and should be kept
with the vehicle. Service and warranty information
The Service and Warranty Information
booklet contains detailed information about
the

warranties covering your Mercedes-Benz,
including:
R New Vehicle Limited Warranty
R Emission System Warranty
R Emission Performance Warranty
R California, Connecticut, Maine,
Massachusetts, New York, Pennsylvania, 20
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