
1, 2, 3 ...
115V AC Socket  ................................. 213
3-zone automatic climate control see Climate control system                      
4-ETS (Electronic Traction System)  ... 64
4MATIC see All-wheel drive (4MATIC)                    
A
ABS (Antilock Brake System)  ............. 62
Indicator lamp ................................ 315
Messages in the multifunction
display  ................................... 288, 300
Accessory weight  .............................. 254
Accidents  ........................................... 112
Air bags  ........................................... 37
Distance warning function  .............155
Emergency calls (Tele Aid)  .............215
NECK-PRO active front head
restraints   ........................................ 53
Active Bi-Xenon headlamps
Messages in the multifunction
display  ........................................... 310
see Headlamps                                         
Adaptive Damping System
see ADS                                                    
AdBlue ®
 ...................................... 346, 373
Capacity, AdBlue ®
 tank  ................. 369
Refilling   ......................................... 347
Additives  
Engine oil  ....................................... 371
Gasoline ......................................... 372
Address change  ................................... 22
ADS (Adaptive Damping System)  ..... 159
Advanced Tire Pressure
Monitoring System (Advanced
TPMS)  ................................................. 239
Messages in the multifunction
display  ................................... 297, 313
Air bags  ................................................ 37
Emergency call upon deployment  ..215
Front, driver and passenger  .............40
Front passenger front air bag off
indicator lamp (Canada
only)  ........................................ 46, 322
Front passenger front air bag off
indicator lamp (USA only)  ........42, 322
Knee bag .......................................... 40
Messages in the multifunction
display  ........................................... 291
OCS (Occupant Classification
System)  ........................................... 42
Safety guidelines  ............................. 39
Side impact  ...................................... 41
Window curtain  ................................ 42
Air conditioning refrigerant and
lubricant  ............................................. 371
Air distribution  .......................... 178, 188
Air filter  .............................................. 309
Air pressure see Tire inflation pressure                        
Air pressure (tires)  ............................ 255
Air recirculation mode  .............. 180, 190
Air suspension program  
Comfortable driving style  ...............159
Introduction  ................................... 159
Messages in the multifunction
display  ........................................... 301
Sporty driving style  ........................159
Suspension tuning  .........................159
Vehicle level control  ......................159
Air volume  ................................. 179, 189
Alarm system see Anti-theft systems                              
Alignment bolt (vehicle tool
kit)  .............................................. 284, 343
All-wheel drive (4MATIC)  .................. 166
Alternator  
Messages in the multifunction
display  ................................... 296, 308
Alternator (Technical data)
see Vehicle specification                          
Anticorrosion/antifreeze  .................. 374
Antilock Brake System see ABS                                                     
Anti-theft systems  ............................... 66
Anti-theft alarm system  ...................66
Immobilizer  ...................................... 66
Aquaplaning
see Hydroplaning                                      
Armrest, front  
Storage compartment  ....................2084IndexX164_AKB; 5; 31, en-USd2ureepe,Version: 2.11.8.12009-09-11T12:30:16+02:00 - Seite 4 

Central locking 
Automatic  ................................ 74, 138
KEYLESS-GO  .................................... 71
Locking/unlocking from inside  ........75
SmartKey  ......................................... 70
Central locking/unlocking switch  ..... 75
Certification label  .............................. 360
Children in the vehicle  
Air bags  ........................................... 37
BabySmart™ air bag deactivation
system  ............................................. 46
Child safety locks (rear doors)  .........60
Child seat anchors – LATCH-type  ....59
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 .... 56
OCS (Occupant Classification
System)  ........................................... 42
Override switch  ................................ 60
Safety notes ..................................... 55
Tether anchorage points  ..................58
Top tether  ........................................ 58
Child safety
see Children in the vehicle                        
Child seat anchors – LATCH-type
see Children in the vehicle                        
Chrome-plated exhaust tip,
cleaning  .............................................. 281
Cigarette lighter  ................................ 212
Climate control system  .................... 172
3-zone automatic climate control  ..181
Air conditioning  .....................177, 186
Air conditioning refrigerant  ............371
Air distribution  ....................... 178, 188
Air recirculation mode  ...........180, 190
Air volume  ............................. 179, 189
Automatic mode  ....................178, 187
Climate control  .............................. 175
Deactivating system  ..............177, 185
Front defroster  ...................... 179, 189
Residual heat and
ventilation .............................. 180, 191
Temperature  .......................... 178, 187
Clock  ............................................ 28, 135
Cockpit  ................................................. 27
Cold tire inflation pressure  .............. 255Collapsible wheel chock  ................... 286
COMAND system see separate COMAND system
operating instructions                               
Combination switch  .......................... 100
Comfort submenu  
Easy-entry/exit feature .................. 139
Fold-in function for exterior rear
view mirrors  ................................... 140
Seat belt adjustment feature  .........139
Compass  
Calling up ....................................... 223
Control system  .................................. 125
Multifunction display  .....................127
Multifunction steering wheel  .........125
Resetting to factory settings  ..........132
Control system menus  ...................... 127
Audio/DVD  .................................... 129
Distronic  ........................................ 131
Navigation  ..................................... 130
Off-road  ......................................... 131
Settings  ......................................... 132
Standard display  ............................ 128
Telephone  ...................................... 142
Trip computer  ................................ 141
Vehicle configuration  .....................140
Vehicle status message memory  ...131
Control system submenus  
Comfort  ......................................... 139
Instrument cluster  .........................133
Lighting  .......................................... 136
Time/Date  ..................................... 135
Vehicle  ........................................... 138
Coolant  
Anticorrosion/antifreeze  ...............374
Capacities  ...................................... 369
Checking level  ............................... 231
Messages in the multifunction
display  ........................................... 306
Cruise control  .................................... 144
Activating ....................................... 145
Canceling  ....................................... 146
Changing the set speed  .................146
Last stored speed  ..........................147
Lever .............................................. 145
Messages in the mutlifunction
display  ........................................... 2946IndexX164_AKB; 5; 31, en-USd2ureepe,Version: 2.11.8.12009-09-11T12:30:16+02:00 - Seite 6 

Through standing water .................262
With Distronic  ................................ 153
Driving and parking  
Safety notes  .................................. 108
Driving off  .................................. 110, 261
Driving safety systems  ....................... 61
4-ETS  ............................................... 64
ABS  .................................................. 62
BAS  .................................................. 63
EBP  .................................................. 63
ESP ®
 ................................................ 63
Driving systems  
Air suspension program  .................159
All-wheel drive (4MATIC) ................ 166
Cruise control  ................................ 144
Distronic  ........................................ 147
Downhill Speed Regulation (DSR)  ..155
Hill-start assist system  ..................155
Off-road driving program  ...............158
Parktronic system  ..........................166
Rear view camera  .......................... 169
Driving tips, automatic
transmission  ...................................... 117
DSR (Downhill Speed Regulation)  .... 155
Messages in the multifunction
display  ........................................... 303
E
Easy-entry/exit feature  .............. 92, 139
EBP (Electronic Brake
Proportioning)  ...................................... 63
Electrical system  
Improper work on or
modifications  ................................... 23
Power outlets ................................. 212
Electrical system (Technical data)
see Vehicle specification                          
Electronic Stability Program
see ESP ®
                                                  
Electronic Traction System
see 4-ETS                                                  
Emergency, in case of  
First aid kit ..................................... 284
Flat tire  .......................................... 336
Hazard warning flasher  ..................101
Roadside Assistance ................ 21, 216
Towing the vehicle  .........................352
Emergency calls  
Tele Aid  .......................................... 215
Emergency engine shutdown  ........... 357
Emergency operations  
Limp-home mode  ........................... 119
Remote door unlock (Tele Aid)  .......219
Emergency Tensioning Device
see ETD                                                     
Emission control  ............................... 272
Information label ............................ 361
System warranties  ...........................20
Engine  
Break-in recommendations  ............226
Cleaning ......................................... 276
Compartment  ................................ 228
Malfunction indicator
lamp  ........................................ 29, 320
Messages in the multifunction
display  ........................................... 306
Number .......................................... 361
Starting  .......................................... 108
Turning off  ..................................... 113
Engine (Technical data)
see Vehicle specification                          
Engine compartment  
Radiator  ......................................... 230
Engine coolant
see Coolant                                               
Engine oil  
Adding  ........................................... 231
Additives  ........................................ 371
Checking level  ............................... 230
Consumption  ................................. 230
Messages in the multifunction
display  ........................................... 308
Oil dipstick ..................................... 230
Recommended engine oils and oil
filter  ............................................... 370
ESP ®
 (Electronic Stability
Program)  .............................................. 63
4-ETS  ............................................... 64
Messages in the multifunction
display  ................................... 289, 300
Off-road ESP ®
 .................................. 65
Trailer stabilization ........................... 65
Warning lamp ................................. 3188IndexX164_AKB; 5; 31, en-USd2ureepe,Version: 2.11.8.12009-09-11T12:30:16+02:00 - Seite 8 

ETD (Emergency Tensioning
Device)  ................................................. 52
Safety guidelines  ............................. 39
Express operation  
Power windows  .............................. 105
Tilt/sliding sunroof  ........................192
Exterior lamp switch  ........................... 97
Exterior rear view mirrors  .................. 94
Fold-in function ........................ 95, 140
Parking position  ............................... 95
Power-folding  ................................... 95
Exterior view of vehicle  ...................... 26
F
Fastening the seat belts  ..................... 50
First aid kit  ......................................... 284
Flat tire  ............................................... 336
Lowering the vehicle  ......................344
Mounting the spare wheel  .............340
Preparing the vehicle  .....................336
Spare wheel ........................... 336, 368
TIREFIT (tire repair kit)  ...................337
Floormats  ........................................... 223
Fluids  
AdBlue ®
 ......................................... 369
Automatic transmission fluid  .........369
Brake fluid  ..................................... 369
Capacities  ...................................... 368
Engine coolant  ............................... 369
Engine oil  ....................................... 369
Power steering fluid  .......................369
Washer and headlamp cleaning
system  ........................................... 370
Fog lamps  ............................................. 99
Messages in the multifunction
display  ................................... 310, 312
Fold-in function for exterior rear
view mirrors  ................................ 95, 140
Four-wheel drive see All-wheel drive (4MATIC)                    
Front air bags
see Air bags                                              
Front axle oil  ...................................... 369
Front lamps see Headlamps                                         
Front passenger front air bag  ............ 40
Messages in the multifunction
display  ........................................... 291
Front passenger front air bag off
indicator lamp (Canada only)  ..... 46, 322
Front passenger front air bag off
indicator lamp (USA only)  .......... 42, 322
Front seat head restraints see Head restraints                                   
Fuel  ..................................................... 226
Additives  ........................................ 372
Capacity, fuel tank  .........................369
Diesel fuel  ............................. 369, 372
Drive sensibly–safe fuel  .................259
Fuel consumption statistics  ...........141
Fuel filler flap and cap  ...................227
Fuel tank reserve warning
lamp  ........................................ 29, 320
Premium unleaded gasoline ... 369, 371
Refueling ........................................ 226
Requirements  ................................ 371
Fuel filler flap  ..................................... 227
Opening manually  ..........................324
Fuels, coolants, lubricants etc.  
Capacities  ...................................... 368
Fuel system, bleeding (diesel
engine)  ............................................... 345
Fuel tank  
Capacity  ........................................ 369
Fuel filler flap and cap  ...................227
Refueling ........................................ 226
Fuses  .................................................. 355
G
Garage door opener  .................... 33, 219
Gasoline see Fuel                                                     
GAWR (Gross Axle Weight Rating)  ... 255
Gear range  ......................................... 118
Indicator  ........................................ 118
Limiting  .......................................... 119
Shifting into optimal  ......................119
Transfer case  ................................. 120
Gear selector lever  ............................ 114
Cleaning ......................................... 280
Gearshift pattern  ........................... 114
Shifting procedure  .........................116
Index9X164_AKB; 5; 31, en-USd2ureepe,Version: 2.11.8.12009-09-11T12:30:16+02:00 - Seite 9 

Transmission position indicator .....116
Transmission positions  ..................116
Generator
see Alternator                                           
Global locking/unlocking
see Key, SmartKey                                    
Glove box  ........................................... 207
Gross Axle Weight Rating see GAWR                                                 
Gross Trailer Weight
see GTW                                                    
Gross Vehicle Weight
see GVW                                                    
Gross Vehicle Weight Rating
see GVWR                                                 
GTW (Gross Trailer Weight)  .............. 255
GVW (Gross Vehicle Weight)  ............ 255
GVWR (Gross Vehicle Weight
Rating)  ................................................ 255
H
Halogen headlamps see Headlamps                                         
Hard plastic trim items, cleaning  .... 279
Hazard warning flasher  .................... 101
Headlamp cleaning system  .............. 101
Headlamps  
Active Bi-Xenon headlamps  .............97
Adjusting aim  ................................. 333
Automatic headlamp mode  ..............98
Bi-Xenon  .................................. 97, 329
Cleaning lenses  ............................. 277
Cleaning system  ............................ 101
Daytime running lamp mode  ............99
Delayed shut-off  ............................ 137
Halogen  ......................................... 329
High-beam flasher  .........................101
High-beam headlamps  ...................100
Low-beam headlamps  ......................98
Replacing bulbs  ............................. 328
Switch  .............................................. 97
Headliner, cleaning and care of  ....... 280
Head restraints  .................................... 82
Adjustment  ................................ 82, 84
Comfort head restraint  ....................84
NECK-PRO active front head
restraints  ......................................... 53
NECK-PRO active front head
restraints, resetting  .......................325
Heated steering wheel  ........................ 93
Height adjustment  
Seat belt outlet  ................................ 51
Seats  ............................................... 82
Vehicle level control  ......................159
High-beam flasher  ............................. 101
High-beam headlamps  .............. 100, 329
Indicator lamp .................................. 29
Hill-start assist system  ..................... 155
Hinged quarter windows  .................. 106
Hood  ................................................... 228
Messages in the multifunction
display  ........................................... 304
Hooks  ................................................. 201
Horn  ...................................................... 27
HVAC see Climate control system                      
Hydroplaning  ..................................... 262
I
Identification labels  .......................... 360
Identification number, vehicle
(VIN)  ................................................... 361
Ignition  ......................................... 80, 109
Immobilizer  .......................................... 66
Indicator lamps see Lamps, indicator and warning            
Infant and child restraint systems
see Children in the vehicle                        
Inflation pressure
see Tires, Inflation pressure                      
Infrared reflecting windshield  ......... 223
Inside door handle  .............................. 74
Instrument cluster  ............................ 124
Illumination  .................................... 124
Lamps  ............................................ 314
Multifunction display  .....................127
Instrument lighting
see Instrument cluster, Illumination         
Instrument panel
see Instrument cluster                              
Instruments and controls
see Cockpit                                               
10IndexX164_AKB; 5; 31, en-USd2ureepe,Version: 2.11.8.12009-09-11T12:30:16+02:00 - Seite 10 

Interior lighting 
Delayed shut-off  ............................ 138
Emergency lighting  ........................102
Front  .............................................. 101
Front reading lamps  .......................101
Rear  ............................................... 102
Rear reading lamps  ........................102
Interior rear view mirror  ..................... 93
Auto-dimming rear view mirrors ....... 94
Interior storage spaces
see Storage compartments                      
Intermittent wiping  
Rain sensor  .................................... 103
J
Jack  ..................................................... 286
Jump starting  ..................................... 350
K
Key, Mechanical  
Loss of  ............................................. 73
Replacing  ......................................... 74
Unlocking/locking manually  ..........323
Key, SmartKey  
Battery check lamp  ..........................73
Checking batteries  ...........................73
Factory setting ........................... 71, 72
Global locking (KEYLESS-
GO)  .................................................. 73
Global locking (SmartKey) ................ 71
Global unlocking (KEYLESS-
GO)  ............................................ 72, 73
Global unlocking
(SmartKey)  ....................................... 71
Important notes on KEYLESS-GO  .....72
Locking/unlocking ........................... 70
Loss of  ............................................. 73
Messages in the multifunction
display  ........................................... 304
Opening and closing the power
tilt/sliding sunroof  .........................107
Opening and closing the windows . 107
Remote control  ................................ 70
Replacing  ......................................... 74
Replacing batteries  ........................326
Restoring to factory setting  .......71, 73
Selective setting  ........................71, 73
Starter switch positions  ...................80
KEYLESS-GO  
Starter switch positions  ...................80
Kickdown  ........................................... 117
Kilopascal (air pressure unit)  ........... 255
Knee bag  .............................................. 40
L
Labels  
Certification  ................................... 360
Emission control information  .........361
Tire and Loading Information
placard ........................................... 242
Tire inflation pressure  ....................236
Lamps, exterior  
Exterior lamp switch  ........................97
Front  .............................................. 329
Messages in the multifunction
display  ........................................... 310
Rear  ............................................... 329
Switching on/off .............................. 97
Lamps, indicator and warning  
ABS .......................................... 28, 315
Brakes  ..................................... 28, 316
Center console  ................................ 31
Differential locks ............................ 123
Distance warning
lamp  .............................. 149, 155, 319
Engine malfunction  ..................29, 320
ESP ®
 ........................................ 28, 318
Fog lamps  ........................................ 99
Front passenger front air bag off
(Canada only)  .......................... 46, 322
Front passenger front air bag off
(USA only) ................................ 42, 322
Fuel tank reserve  .....................29, 320
High-beam headlamps  .............29, 100
Instrument cluster  ...................28, 314
Low-beam headlamps  ................29, 98
Low tire pressure/TPMS
malfunction telltale  ..................28, 321
Seat belt telltale  ................29, 51, 317
SRS .................................... 29, 36, 318
Turn signals  ..................................... 28
Language, selecting  .......................... 134
Index11X164_AKB; 5; 31, en-USd2ureepe,Version: 2.11.8.12009-09-11T12:30:16+02:00 - Seite 11 

LATCH-type child seat anchorssee Children in the vehicle                        
License plate lamps  
Messages in the multifunction
display  ........................................... 311
Replacing bulbs  ............................. 330
Light alloy wheels, cleaning  ............. 279
Lighter see Cigarette lighter                                 
Lighting  ................................................ 97
Daytime running lamp mode  ............99
Exterior  ............................................ 97
Interior  ........................................... 101
Limp-home mode  .............................. 119
Load index (tires)  ...................... 251, 255
Loading see Vehicle loading                                   
Locator lighting  ................................. 136
Lock button  
Outside door handle (KEYLESS-
GO)  .................................................. 73
Locking the vehicle  
KEYLESS-GO  .................................... 71
Manually  ........................................ 324
SmartKey  ......................................... 70
Loss of  
Key  .................................................. 73
Service and Warranty Information
booklet  .......................................... 360
Low-beam headlamps  ......................... 98
Exterior lamp switch  ........................97
Indicator lamp .................................. 29
Switching on  .................................... 98
LOW RANGE mode  ............................. 120
Messages in the multifunction
display  ........................................... 303
Switching  ....................................... 121
Lubricants  .......................................... 368
Lumbar support  ................................... 87
M
Maintenance  ........................................ 21
Maintenance System  
Service indicator display  ................274
Service indicator message  .............273
Service term exceeded  ..................274
Manual headlamp mode (Low-
beam headlamps)  ................................ 98
Maximum engine speed see Vehicle specification                          
Maximum loaded vehicle weight  ..... 256
Maximum load rating (tires)  ............. 255
Maximum permissible tire
inflation pressure  .............................. 256
Mechanical key  .................................. 323
Media interface  ................................. 207
Memory function  ................................. 96
Menus see Control system menus                       
Minispare wheel
see Spare wheel                                        
Mirrors  .................................................. 93
Auto-dimming rear view mirrors ....... 94
Exterior rear view mirror parking
position  ............................................ 95
Exterior rear view mirrors  ................94
Interior rear view mirror  ...................93
Memory function .............................. 96
Power-folding exterior rear view
mirrors  ............................................. 95
Vanity mirror  .................................. 210
MOExtended system  ......................... 345
MOExtended tires  ..................... 345, 365
MON (Motor Octane Number)  .......... 371
Motor Octane Number see MON                                                   
Multicontour seat  ................................ 90
Multifunction display  ........................ 127
Symbol messages  ..........................299
Text messages  ............................... 288
Vehicle status messages  ...............287
Multifunction display messages  
ABS  ....................................... 288, 300
Active headlamps  .......................... 310
Advanced TPMS ..................... 297, 313
Air bags  ......................................... 291
Air filter .......................................... 309
Air suspension program  .................301
Alternator  .............................. 296, 308
Automatic
transmission  .................................. 296
Battery  ................................... 296, 308
Brake fluid  ..................................... 30012IndexX164_AKB; 5; 31, en-USd2ureepe,Version: 2.11.8.12009-09-11T12:30:16+02:00 - Seite 12 

Brake pads ..................................... 299
Coolant  .......................................... 306
Cruise control  ................................ 294
Differential locks  ...................123, 302
Distronic  ........................................ 294
Doors  ............................................. 304
Downhill Speed Regulation (DSR)  ..303
EBP  ................................................ 300
Engine oil  ....................................... 308
ESP ®
 ...................................... 289, 300
Fog lamps  .............................. 310, 312
Front passenger front air bag  ........291
Gas cap .......................................... 309
High-beam lamps  ........................... 311
Hood  .............................................. 304
License plate lamps  .......................311
Light sensor  ................................... 311
Low-beam lamps ............................ 312
LOW RANGE mode ......................... 303
Parking brake  ................................ 300
Parking lamps  ................................ 311
PRE-SAFE ®
 .................................... 290
Reserve fuel  ................................... 309
Reverse lamp  ................................. 310
Side marker lamps  .........................311
SmartKey  ....................................... 304
SmartKey with KEYLESS-GO  ..........304
SRS  ................................................ 301
Tailgate  .......................................... 304
Tail lamps  ...................................... 312
Tele Aid  .......................................... 301
Tire inflation pressure  ............297, 313
Tire pressure monitor  ....................297
Tires  ...................................... 297, 313
Trailer brake lamps  ........................312
Trailer tail lamps  ............................ 312
Trailer turn signal lamps  ................312
Turn signals  ................................... 313
Washer fluid  ................................... 305
Multifunction steering wheel  
Adjustment  ...................................... 91
Buttons  .......................................... 125
Cleaning ......................................... 280
Easy-entry/exit feature  ...........92, 139
Gearshift control  ............................ 118
Heating  ............................................ 93
Memory function .............................. 96
Overview  .......................................... 30N
Navigation menu  ............................... 130
Navigation system see Separate operating instructions         
NECK-PRO active front head
restraints  ............................................. 53
Resetting  ....................................... 325
Nets, parcel  ....................................... 200
Night security illumination  .............. 137
Normal occupant weight  .................. 256
Number, vehicle identification
(VIN)  ................................................... 361
O
Occupant Classification System see OCS (Occupant Classification
System)                                                     
Occupant distribution  ....................... 256
Occupant safety  
Air bags  ........................................... 37
BabySmart™  .................................... 46
Children and air bags  .......................37
Children in the vehicle  .....................55
Child seat anchors – LATCH-type  ....59
Fastening the seat belts ................... 50
Front passenger front air bag off
indicator lamp (Canada
only)  ........................................ 46, 322
Front passenger front air bag off
indicator lamp (USA only)  ........42, 322
Infant and child restraint systems .... 56
Introduction  ..................................... 36
OCS (Occupant Classification
System)  ........................................... 42
PRE-SAFE ®
 ....................................... 52
Seat belts  .................................. 39, 48
OCS (Occupant Classification
System)  ................................................ 42
Self-test  ........................................... 45
Odometer  ........................................... 127
Off-road driving  ................................. 262
Checklist  ............................... 264, 268
Crossing obstacles  ........................267
Driving instructions ........................ 262
Driving on sand  .............................. 267
Driving through water  ....................266
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