
Symbols
Trademarks:
R BabySmart TM
 is a trademark of Siemens
Automotive Corp.
R Bluetooth ®
 is a registered trademark of
Bluetooth SIG Inc.
R ESP ®
 is a registered trademark of Daimler.
R HomeLink ®
 is a registered trademark of
Prince, a Johnson Controls Company.
R Logic  7 ®
 is a registered trademark of
Harman International Industries,
Incorporated.
R Microsoft ®
 is a registered trademark of
Microsoft Corporation in the U.S.A. and
other countries.
R SIRIUS and related marks are trademarks
of SIRIUS XM Radio Inc.
R Windows media ®
 is a registered trademark
of Microsoft Corporation in the U.S.A. and
other countries.
The following symbols are found in this
Operator’s Manual:GWarning!
Warning notices draw your attention to
hazards that may endanger your health or life,
or the health or life of others.
!  Highlights hazards that may result in
damage to your vehicle.
i Helpful hints or further information you
may find useful.
XThis symbol points to instructions
for you to follow.XA number of these symbols
appearing in succession indicates
a multiple-step procedure.Y  pageThis symbol tells you where to look
for further information on a topic.YYThis continuation symbol marks a
warning or procedure which is
continued on the next page.DisplayText in displays, such as the control
system, are printed in the type
shown here.204_AKB; 5; 23, en-USd2ureepe,Version: 2.11.8.12009-07-16T17:54:06+02:00 - Seite 2 

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 Company2045845381  É2045845381zËÍ
 204_AKB; 5; 23, en-USd2ureepe,Version: 2.11.8.12009-07-16T17:54:06+02:00 - Seite 1 

System settings ............................. 147
Telephone  ...................................... 167
Auto-dimming rear view mirrors  ........ 87
Automatic central locking  .......... 74, 135
Automatic headlamp mode  ................ 91
Automatic interior lighting control  .... 95
Automatic locking when driving  ...... 135
Automatic shift program  .................. 111
Automatic transmission  ................... 108
Automatic shift program  ................111
Gear range indicator  ......................111
Gear ranges  ................................... 111
Gear selector lever  ........................108
Hill-start assist system  ..................183
Kickdown  ....................................... 110
Kickdown (manual shift program)  ..115
Manual shift program ..................... 113
One-touch gearshifting  ..................112
Program mode indicator  ................112
Program mode selector switch
(automatic shift program)  ..............111
Program mode selector switch
(manual shift program)  ..........113, 114
Shifting procedure  .........................109
Steering wheel gearshift control  ....112
Transmission position indicator  .....109
Transmission positions  ..................109
AUX socket  ........................................ 166
Axle oils  .............................................. 351
B
BabySmart™  
Air bag deactivation system  .............46
Self-test  ........................................... 47
Back button  ....................................... 141
Backrest see Seats                                                  
Backup lamps  
Messages in the multifunction
display  ........................................... 292
Replacing bulbs  ............................. 314
Bar (air pressure unit)  ....................... 250
BAS (Brake Assist System)  ................. 61
Batteries, SmartKey  
Checking condition  ..........................73
Replacing  ....................................... 312
Battery, Vehicle ................................. 321
Charging  ........................................ 323
Jump starting  ................................. 323
Messages in the multifunction
display  ........................................... 290
Bead (tire)  .......................................... 250
Beverage holders see Cup holders                                        
Bluetooth ®
 settings  .......................... 147
Brake Assist System see BAS                                                     
Brake fluid  
Checking level  ............................... 228
Messages in the multifunction
display  ........................................... 282
Brake lamps  
Cleaning lenses  ............................. 263
Replacing bulbs  ............................. 314
Brake pads  
Messages in the multifunction
display  ........................................... 279
Brakes  ................................................ 255
High-performance brake system  ....256
Parking brake  ................................ 105
Warning lamp ................................. 298
Break-in period  .................................. 222
Bulbs see Replacing bulbs                                  
C
CAC (Customer Assistance Center)  ... 23
California retail buyers and
lessees, important notice for  ............. 21
Calls (phone)  .............................. 128, 167
Can holders see Cup holders                                        
Capacities and recommended
fuel/lubricants  .................................. 349
Cargo tie-down rings  ......................... 203
Carpets, cleaning  .............................. 265
CD player  ............................................ 158
Center console  
Lower part  ....................................... 32
Upper part  ....................................... 31
Central locking  
Automatic  ................................ 74, 135
KEYLESS-GO  .................................... 71
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Locking/unlocking from inside ........75
SmartKey  ......................................... 70
Central locking/unlocking switch  ..... 75
Certification label  .............................. 332
Children in the vehicle  
Air bags  ........................................... 37
BabySmart™ air bag deactivation
system  ............................................. 46
Child safety locks (rear doors)  .........59
Child seat anchors – LATCH-type
(ISOFIX)  ........................................... 58
Indicator lamp, front passenger
front air bag off (Canada only)  .........46
Indicator lamp, front passenger
front air bag off (USA only)  ..............42
Infant and child restraint systems .... 55
ISOFIX (Child seat anchors –
LATCH-type) ..................................... 58
OCS (Occupant Classification
System)  ........................................... 42
Override switch  ................................ 59
Safety notes ..................................... 54
Tether anchorage points  ..................57
Top tether  ........................................ 57
Child safety
see Children in the vehicle                        
Child seat anchors – LATCH-type
(ISOFIX) see Children in the vehicle                        
Chrome-plated exhaust tip,
cleaning  .............................................. 266
Cigarette lighter  ................................ 209
Clear button  ....................................... 142
Climate control system  
Air conditioning  ............................. 191
Air conditioning refrigerant  ............354
Air distribution  ............................... 194
Air recirculation mode  ...................195
Air volume  ..................................... 194
Automatic mode  ............................ 192
Deactivating system  ......................191
Front defroster  .............................. 194
Maximum cooling MAX COOL  ........195
Temperature  .................................. 192
Clock  ............................................ 29, 132
Cockpit  ................................................. 27
Cold tire inflation pressure  .............. 250
Collapsible wheel chock  ................... 269COMAND system
see separate COMAND system
operating instructions                               
Combination gauge  ............................. 28
Combination switch  ............................ 93
Compass  ............................................ 210
Control system  .................................. 118
Multifunction display  .....................120
Multifunction steering wheel  .........118
Resetting to factory settings  ..........130
Control system menus  ...................... 121
AMG ............................................... 123
Audio  ............................................. 126
Navi  ............................................... 126
Service ........................................... 129
Settings  ......................................... 130
Telephone  ...................................... 128
Trip  ................................................ 121
Control system submenus  
Convenience  .................................. 135
Instrument cluster  .........................131
Lighting  .......................................... 133
Time/Date  ..................................... 132
Vehicle  ........................................... 135
Convenience submenu  
Easy-entry/exit feature .................. 136
Fold-in function for exterior rear
view mirrors  ................................... 136
Coolant  
Anticorrosion/antifreeze  ...............357
Capacities  ...................................... 351
Checking level  ............................... 227
Messages in the multifunction
display  ........................................... 288
Temperature gauge ........................ 117
Warning lamp ................................. 305
Coolant temperature gauge  ............... 28
Corner-illuminating front fog
lamps  .................................................... 94
Cruise control  .................................... 180
Activating ....................................... 181
Canceling  ....................................... 181
Changing the set speed  .................182
Last stored speed  ..........................183
Lever .............................................. 181
Messages in the multifunction
display  ........................................... 2756Index204_AKB; 5; 23, en-USd2ureepe,Version: 2.11.8.12009-07-16T17:54:06+02:00 - Seite 6 

Electrical system 
Improper work on or
modifications  ................................... 22
Power outlets ................................. 210
Electrical system (Technical data)
see Vehicle specification                          
Electronic Stability Program
see ESP ®
                                                  
Electronic Traction System
see ETS/4-ETS                                          
Emergency, in case of  
First aid kit ..................................... 268
Flat tire  .......................................... 317
Hazard warning flasher  ....................93
Roadside Assistance ................ 21, 214
Towing the vehicle  .........................325
Emergency calls  
Tele Aid  .......................................... 212
Telephone  ...................................... 173
Emergency operations  
Remote door lock (Tele Aid) ........... 216
Remote door unlock (Tele Aid)  .......215
Trunk lid, emergency release  ...........76
Emergency Tensioning Device
see ETD                                                     
Emission control  ............................... 258
Information label ............................ 333
System warranties  ...........................20
Engine  
Break-in recommendations  ............222
Cleaning ......................................... 262
Compartment  ................................ 224
Malfunction indicator lamp  ............305
Messages in the multifunction
display  ........................................... 288
Number .......................................... 333
Starting  .......................................... 101
Turning off  ..................................... 106
Engine (Technical data)
see Vehicle specification                          
Engine coolant
see Coolant                                               
Engine oil  
Adding  ........................................... 226
Additives  ........................................ 353
Checking level  ............................... 226
Consumption  ................................. 225Messages in the multifunction
display  ........................................... 291
Oil dipstick ..................................... 226
Recommended engine oils and oil
filter  ............................................... 353
ESP ®
 (Electronic Stability
Program)  .............................................. 62
ETS/4-ETS  ....................................... 63
Messages in the multifunction
display  ........................... 280, 281, 283
Warning lamp ................................. 302
ETD (Emergency Tensioning
Device)  ................................................. 52
Safety guidelines  ............................. 39
Ethanol fuel (E85)  .............................. 355
ETS/4-ETS (Electronic Traction
System)  ................................................ 63
Express operation  
Panorama roof  ............................... 200
Power windows  ................................ 98
Tilt/sliding sunroof  ........................196
Exterior lamp switch  ........................... 90
Exterior rear view mirrors  .................. 86
Fold-in function  ................................ 88
Parking position  ............................... 87
Power-folding  ................................... 88
Switching fold-in function on or
off  .................................................. 136
Exterior view of vehicle  ...................... 26
F
Fastening the seat belts  ..................... 50
First aid kit  ......................................... 268
Flat tire  ............................................... 317
Lowering the vehicle  ......................321
Mounting the spare wheel  .............318
Preparing the vehicle  .....................318
Spare wheel ........................... 317, 349
Flexible Fuel Vehicles  ....................... 355
Floormats  ........................................... 220
Fluids  
Automatic transmission fluid  .........350
Brake fluid  ..................................... 351
Capacities  ...................................... 349
Engine coolant  ............................... 351
Engine oil  ....................................... 350
Manual transmission oil  .................350
8Index204_AKB; 5; 23, en-USd2ureepe,Version: 2.11.8.12009-07-16T17:54:06+02:00 - Seite 8 

Power steering fluid .......................351
Washer and headlamp cleaning
system  ........................................... 352
Fog lamps  ............................................. 92
Messages in the multifunction
display  ................................... 292, 294
Fold-in function for exterior rear
view mirrors  ........................................ 88
Four-wheel drive see All-wheel drive (4MATIC)                    
Front air bags
see Air bags                                              
Front axle oil  ...................................... 351
Front lamps see Headlamps                                         
Front passenger front air bag  ............ 40
Messages in the multifunction
display  ........................................... 272
Front passenger front air bag off
indicator lamp (Canada only)  ..... 46, 307
Front passenger front air bag off
indicator lamp (USA only)  .......... 42, 308
Front seat head restraints see Head restraints                                   
Fuel  ..................................................... 222
Additives  ........................................ 355
Capacity, fuel tank  .........................352
Drive sensibly–safe fuel  .................254
Ethanol fuel (E85)  .......................... 355
Fuel consumption (Flexible Fuel
Vehicle) .......................................... 355
Fuel consumption statistics  ...........122
Fuel filler flap and cap  ...................223
Fuel tank reserve warning lamp  .....304
Premium unleaded gasoline  ...........354
Refueling ........................................ 222
Requirements  ................................ 354
Switching (Flexible Fuel Vehicle) .... 355
Fuel filler flap  ..................................... 223
Opening manually  ..........................310
Fuel gauge  ................................... 28, 118
Fuels, coolants, lubricants etc.  ........ 349
Fuel tank  
Capacity  ........................................ 352
Fuel filler flap and cap  ...................223
Refueling ........................................ 222
Fuses  .................................................. 328G
Garage door opener  .................... 32, 216
Gasoline see Fuel                                                     
GAWR (Gross Axle Weight Rating)  ... 251
Gear range  ......................................... 111
Indicator  ........................................ 111
Limiting  .......................................... 112
Shifting into optimal  ......................113
Gear selector lever  ............................ 108
Cleaning ......................................... 265
Gearshift pattern  ........................... 108
Lock  ...................................... 102, 108
Shifting procedure  .........................109
Transmission position indicator  .....109
Transmission positions  ..................109
Gearshift lever  ................................... 107
Gearshift pattern  ........................... 107
Generator
see Alternator                                           
Global locking/unlocking
see Key, SmartKey                                    
Glove box  ........................................... 205
Gross Axle Weight Rating see GAWR                                                 
Gross Vehicle Weight
see GVW                                                    
Gross Vehicle Weight Rating
see GVWR                                                 
GVW (Gross Vehicle Weight)  ............ 251
GVWR (Gross Vehicle Weight
Rating)  ................................................ 251
H
Halogen headlamps see Headlamps                                         
Hard plastic trim items, cleaning  .... 265
Hazard warning flasher  ....................... 93
Headlamp cleaning system  ................ 93
Headlamps  
Active Bi-Xenon headlamps  .............90
Automatic headlamp mode  ..............91
Bi-Xenon  .................................. 90, 314
Cleaning lenses  ............................. 263
Cleaning system  .............................. 93
Daytime running lamp mode  ............91
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Messages in the multifunction
display  ........................................... 286
Opening, trunk  ................................. 75
Opening and closing the power
tilt/sliding sunroof or the
panorama roof  ................................. 99
Opening and closing the windows .... 99
Remote control  ................................ 70
Replacing  ......................................... 74
Replacing batteries  ........................312
Restoring to factory setting  .......71, 73
Selective setting  ........................71, 73
Starter switch positions  ...................77
KEYLESS-GO  
Starter switch positions  ...................78
Kickdown  ........................................... 110
Kickdown (manual shift program)  ... 115
Kilopascal (air pressure unit)  ........... 251
Knee bag  .............................................. 40
L
Labels  
Certification  ................................... 332
Emission control information  .........333
Tire and Loading Information
placard ........................................... 238
Tire inflation pressure  ....................231
Lamps, exterior  
Exterior lamp switch  ........................90
Front  .............................................. 314
Messages in the multifunction
display  ........................................... 292
Rear  ............................................... 314
Switching on/off .............................. 90
Lamps, indicator and warning  
ABS .......................................... 29, 298
Brakes  ..................................... 28, 298
Center console  ................................ 31
Coolant  .................................... 28, 305
Engine malfunction  ..................28, 305
ESP ®
 ........................................ 28, 302
ESP ®
 OFF  ................................ 28, 303
Fog lamps  ........................................ 92
Front fog lamps ................................ 28
Front passenger front air bag off
(Canada only)  .......................... 46, 307
Front passenger front air bag off
(USA only) ................................ 42, 308
Fuel tank reserve  .....................28, 304
High-beam headlamps  ...............28, 93
Instrument cluster  ...................28, 297
Low-beam headlamps  ................28, 91
Low tire pressure/TPMS
malfunction telltale  ..................28, 306
Rear fog lamp  .................................. 28
Seat belt telltale  ................29, 51, 301
SRS .................................... 28, 36, 302
Turn signals  ..................................... 28
LATCH-type child seat anchors (ISOFIX)
see Children in the vehicle                        
License plate lamps  
Messages in the multifunction
display  ........................................... 294
Light alloy wheels, cleaning  ............. 265
Lighter see Cigarette lighter                                 
Lighting  ................................................ 90
Daytime running lamp mode  ............91
Exterior  ............................................ 90
Interior  ............................................. 95
Limp-home mode  .............................. 116
Load index (tires)  ...................... 246, 251
Loading see Vehicle loading                                   
Locator lighting  ................................. 134
Locking the vehicle  
KEYLESS-GO  .................................... 71
Manually  ........................................ 310
SmartKey  ......................................... 70
Loss of  
Key  .................................................. 73
Service and Warranty Information
booklet  .......................................... 332
Low-beam headlamps  ......................... 91
Exterior lamp switch  ........................90
Replacing bulbs  ............................. 314
Switching on  .................................... 91
Lubricants  .......................................... 349
Lumbar support  ................................... 82Index11204_AKB; 5; 23, en-USd2ureepe,Version: 2.11.8.12009-07-16T17:54:06+02:00 - Seite 11 

N
Navigation system see Separate operating instructions         
Navi menu  .......................................... 126
NECK-PRO active front head
restraints  ............................................. 52
Resetting  ....................................... 311
Nets, parcel  ....................................... 203
Normal occupant weight  .................. 251
Number, vehicle identification
(VIN)  ................................................... 333
O
Occupant Classification System see OCS (Occupant Classification
System)                                                     
Occupant distribution  ....................... 251
Occupant safety  
Air bags  ........................................... 37
BabySmart™  .................................... 46
Children and air bags  .......................37
Children in the vehicle  .....................54
Child seat anchors – LATCH-type
(ISOFIX)  ........................................... 58
Fastening the seat belts ................... 50
Front passenger front air bag off
indicator lamp (Canada
only)  ........................................ 46, 307
Front passenger front air bag off
indicator lamp (USA only)  ........42, 308
Infant and child restraint systems .... 55
Introduction  ..................................... 36
ISOFIX (Child seat anchors –
LATCH-type) ..................................... 58
OCS (Occupant Classification
System)  ........................................... 42
Seat belts  .................................. 39, 48
OCS (Occupant Classification
System)  ................................................ 42
Self-test  ........................................... 46
Odometer  ........................................... 121
Oil, oil level see Engine oil                                            
On-board computer
see Control system                                   
One-touch gearshifting  ..................... 112
Operating safety  .................................. 22
Ornamental moldings, cleaning  ....... 263
Overhead control panel  ...................... 32
P
Paintwork, cleaning  .......................... 261
Paintwork code  ................................. 333
Panic alarm  .......................................... 60
Panorama roof with power tilt/
sliding panel  ...................................... 200
Cleaning ......................................... 264
Operation ....................................... 200
Roller sunblinds  ............................. 199
Synchronizing  ................................ 201
Parcel nets  ......................................... 203
Parking  ............................................... 105
Parktronic system  ..........................185
Parking brake  .................................... 105
Messages in the multifunction
display  ........................................... 281
Parking position  
Exterior rear view mirrors  ................87
Transmission position  ....................109
Parktronic system  
Cleaning system sensors  ...............263
Malfunction .................................... 187
Minimum distance  .........................186
Sensor range  ................................. 185
Switching on/off  ........................... 187
System sensors  ............................. 185
Warning indicators  .........................186
Parts service  ...................................... 332
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  ................................................. 254
Pelvis air bags  ..................................... 41
Phone see Telephone                                           
Plastic parts, cleaning  ...................... 265
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