
1, 2, 3 ...
4ETS (Electronic Traction System) Function/notes ................................ 63
12 V socket ........................................ 257
115 V socket ...................................... 257 A
ABS (Anti-lock Braking System) Display message ............................ 213
Function/notes ................................ 62
Important safety notes .................... 62
Warning lamp .................................2 37
Accident
Automatic measures after an acci-
dent ................................................. 52
ADAPTIVE BRAKE ................................. 65
Adaptive brake lights .......................... 63
Additives (engine oil) ........................ 341
Air bags
Deployment ..................................... 49
Display message ............................ 218
Front air bag (driver, front
passenger) ....................................... 48
Important safety notes .................... 47
Introduction ..................................... 47
PASSENGER AIR BAG OFF indica-
tor lamp .......................................... .42
Window curtain air bag .................... 49
Air vents
Important safety notes .................. 128
Rear ............................................... 129
Setting ...........................................1 28
Setting the center air vents ........... 128
Setting the side air vents .............. .128
Air-conditioning system
see Climate control
Alarm system
see ATA (Anti-Theft Alarm system)
All-wheel drive
Transfer case ................................. 186
AMG menu (on-board computer) ..... 209
Anti-lock braking system
see ABS (Anti-lock Braking System)
Anti-theft alarm system
see ATA (Anti-Theft Alarm system)
Approach/departure angle .............. 161Ashtray
............................................... 255
Assistance menu (on-board com-
puter) ................................................. .205
ASSYST service interval display
Service messages .......................... 279
ATA (Anti-Theft Alarm system)
Activating/deactivating ................... 66
Function .......................................... .66
Switching off the alarm .................... 66
Authorized Mercedes-Benz Center
see Qualified specialist workshop
AUTO lights
Display message ............................ 221
see Lights
Automatic car wash .......................... 281
Automatic engine start (ECO start/
stop function) .................................... 137
Automatic engine switch-off (ECO
start/stop function) .......................... 136
Automatic headlamp mode .............. 100
Automatic transmission
Automatic drive program ............... 144
Display message ............................ 232
Drive position (ECO start/stop
function) ........................................ 141
Driving tip s.................................... 143
Emergency running mod e.............. 147
Engaging drive position .................. 141
Engaging neutral ............................ 141
Engaging reverse gear ................... 140
Engaging the park position ............ 140
Important safety notes .................. 139
Kickdown ....................................... 143
Manual drive program .................... 145
Neutral (ECO start/stop func-
tion) ............................................... 141
Overview ........................................ 139
Problem (malfunction) ................... 147
Program selector button ................ 143
Pulling away ................................... 134
Selector lever ................................ 139
Shift ranges ................................... 145
Steering wheel paddle shifters ...... 144
Trailer towing ................................. 143
Transmission position display ........ 140
Automatic transmission emer-
gency mode ....................................... 1474
Index 

Roadside Assistance butto
n ..........261
Self-test ......................................... 259
Speed alert ................................... .265
System .......................................... 259
Triggering the vehicle alarm ........... 266
Vehicle remote malfunction diag-
nosis .............................................. 264
Vehicle remote unlocking .............. 263
Mechanical key
Function/notes ................................ 69
General notes .................................. 69
Removing ......................................... 70
Memory card (audio) ......................... 203
Memory function ................................. 95
Message memory (on-board com-
puter) ................................................. .212
Messages
see Display messages
Mirrors
Sun visor ........................................ 255
see Exterior mirrors
see Rear-view mirror
Mobile phone
Menu (on-board computer) ............ 204
Mounting wheels
Mounting a new wheel ................... 330
Raising the vehicle ......................... 328
Removing a wheel .......................... 330
Securing the vehicle against roll-
ing away ........................................ 328
MP3
Operation ....................................... 203
see separate operating instructions
Multifunction display
Function/notes ............................ .199
Permanent display ......................... 207
Multifunction steering wheel
Back button ................................... 199
Operating the on-board computer .. 198
Overview .......................................... 33 N
Navigation Menu (on-board computer) ............ 201
see separate operating instructions
NECK-PRO head restraints
Operation ......................................... 51 Resetting triggered .......................... 51
NECK-PRO luxury head restraints
Important safety notes .................... 51
Operation ......................................... 51
Resetting when triggered ................. 52
Notes on breaking-in a new vehi-
cle ....................................................... 132 O
Occupant safety Automatic measures after an acci-
dent ................................................. 52
BabySmart™ air bag deactivation
system ............................................. 56
Children in the vehicle ..................... 52
Important safety notes .................... 41
Pets in the vehicle ........................... 61
Off-road
Differential locks ............................ 188
Off-road ABS ................................... .62
Off-road driving
Checklist ........................................1 59
Driving on sand .............................. 160
Important safety notes .................. 158
Traveling uphill ............................... 161
Off-road fording ................................. 156
Off-road system
Permanent all-wheel drive ............. 181
Oil
see Engine oil
On-board computer
AMG menu ..................................... 209
Assistance menu ........................... 205
Audio menu ................................... 203
Convenience submenu .................. 208
Display messages .......................... 211
DISTRONIC PLUS ........................... 174
Factory settings submenu ............. 209
Important safety notes .................. 196
Instrument cluster submenu .......... 206
Lighting submenu .......................... 207
Menu overview .............................. 200
Message memory .......................... 212
Navigation menu ............................ 201
Operation ....................................... 198
RACETIMER ................................... 210
Service menu ................................. 206 12
Index 

Settings menu ............................... 206
Standard display ............................ 200
Telephone menu ............................ 204
Trip menu ...................................... 200
Vehicle submenu ........................... 208
Video DVD operation ..................... 203
Operating safety
Declaration of conformity ................ 24
Important safety notes .................... 23
Operating system
see On-board computer
Outside temperature display ........... 198
Overhead control panel ...................... 36
Override feature
Rear side window s........................... 60 P
Paint code number ............................ 336
Paintwork (cleaning instructions) ... 282
Panic alarm .......................................... 40
Parcel net ........................................... 250
Parking
Engaging park position .................. 140
Important safety notes .................. 150
Position of exterior mirror, front-
passenger side ................................. 94
see PARKTRONIC
Parking aid
see Exterior mirrors
see PARKTRONIC
Parking brake
Applying ......................................... 151
Display message ............................ 215
Warning lamp ................................. 242
Parking lamps
Switching on/of f........................... 102
PARKTRONIC
Deactivating/activating ................. 184
Driving system ............................... 182
Function/note s............................. 182
Important safety notes .................. 182
Problem (malfunction) ................... 185
Range of the sensors ..................... 182
Trailer towing ................................. 184
Warning display ............................. 183
PASSENGER AIR BAG OFF
Indicator lamp .................................. 42 Problems (malfunctions) .................. 59
Pedals ................................................. 153
Permanent all-wheel drive
Off-road system ............................. 181
Pets in the vehicle ............................... 61
Plastic trim (cleaning instruc-
tions) .................................................. 286
Power supply (trailer) ....................... 193
Power washers .................................. 282
Program selector button .................. 143
Programming
SmartKey ......................................... 69
Pulling away
Automatic transmission ................. 134 Q
Qualified specialist workshop ........... 24 R
RACETIMER Deleting all laps ............................. 211
Displaying and starting .................. 210
Displaying the intermediate time ... 210
Resetting the current lap ............... 211
Starting a new lap .......................... 210
Stopping ........................................ 210
RACETIMER (on-board computer) .... 210
Radio
Selecting a station ......................... 203
see separate operating instructions
Radio-wave reception/transmis-
sion in the vehicle
Declaration of conformity ................ 24
Reading lamp ..................................... 105
Rear bench seat
Folding forward .............................. 252
Rear compartment
Setting the air vents ...................... 129
Rear door
Closing ............................................. 77
Display message ............................ 233
Important safety notes .................... 76
Opening ........................................... 77
Opening/closing .............................. 76
Rear fog lamp
Display message ............................ 220 Index
13 

Steering wheel heating
Indicator lamp (malfunction) ............ 91
Steering wheel paddle shifters ........ 144
Stopwatch (RACETIMER) ...................210
Stowage areas ................................... 249
Stowage compartment
Door stowage compartment .......... 250
Stowage compartments
Armrest (under) ............................ .250
Cup holders ................................... 254
Glove box ....................................... 249
Important safety information ......... 249
Stowage pockets ........................... 250
Summer tires ..................................... 308
Sun visor ............................................ 254
Surround lighting (on-board com-
puter) ................................................. .207
SUV
(Sport Utility Vehicle) ....................... 23
Switching air-recirculation mode
on/off ................................................. 127
Switching off the alarm (ATA) ............ 66T
Tachometer ........................................ 198
Tail lamps
Display message ............................ 220
see Lights
Tank content
Fuel gauge ..................................... 197
Technical data
Capacities ...................................... 337
Tires ............................................... 331
Tires/wheels ................................. 331
Trailer loads ................................... 347
Vehicle data ................................... 344
Wheels .......................................... .331
TELEAID
Call priority ................................... .262
Downloading destinations
(COMAND) ..................................... 263
Downloading routes ....................... 265
Emergency call .............................. 260
Geo fencing ................................... 265
Important safety notes .................. 258
Locating a stolen vehicle .............. .264
MB info call button ........................ 262 Remote vehicle locking .................. 263
Roadside Assistance button .......... 261
Self-test ......................................... 259
Speed alert ...................................
.265
System .......................................... 259
Triggering the vehicle alarm ........... 266
Vehicle remote malfunction diag-
nosis .............................................. 264
Vehicle remote unlocking .............. 263
Telephone
Accepting a call ............................ .204
Display message ............................ 234
Menu (on-board computer) ............ 204
Number from the phone book ....... .204
Redialing ........................................ 205
Rejecting/ending a call ................. 204
Telephone compartment .................. 250
Temperature
Coolant .......................................... 197
Coolant (on-board computer) ......... 209
Engine oil (on-board computer) ...... 209
Outside temperature ..................... .198
Setting (climate control) ................ 124
Theft deterrent systems
ATA (Anti-Theft Alarm system) ......... 66
Immobilizer ...................................... 65
Tilt/sliding sunroof
see Sliding sunroof
Time
see separate operating instructions
Timing (RACETIMER) ......................... 210
Tire pressure
Calling up (on-board computer) ..... 313
Checking manually ........................ 312
Display message ............................ 229
Maximum ....................................... 312
Notes ............................................. 311
Recommended ............................... 309
Table (single tires) ......................... 310
Tire pressure monitor
Checking the tire pressure elec-
tronically ........................................ 314
Function/notes ............................ .313
Restarting ...................................... 315
Warning lamp ................................. 246
Warning message .......................... 315
Tires
Aspect ratio (definition) ................. 326 16
Index 

Useful information
..............................40
Panic alarm .......................................... 40
Occupant safety .................................. 40
Children in the vehicle ........................52
Pets in the vehicle .............................. 61
Driving safety systems .......................61
Theft deterrent locking system .........65 39Safety 

Useful information
i This Operator's Manual describes all
models and all standard and optional equip- ment of your vehicle available at the time of
publication of the Operator's Manual.
Country-specific differences are possible.
Please note that your vehicle may not be
equipped with all features described. This
also applies to safety-related systems and
functions.
i Read the information on qualified special-
ist workshops: (Y page 24). Panic alarm
X
To activate: press!button :for at
least one second.
An alarm sounds and the indicator lamp
flashes.
X To deactivate: press!button :
again.
or
X Insert the SmartKey into the ignition lock.
i USA only:
This device complies with part 15 of the
FCC Rules. Operation is subject to the fol-
lowing two conditions:
1. This device may not cause interference,
and
2. this device must accept any interference received, including interference that may
cause undesired operation of the device. Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
The Product label with FCC ID and IC cer-
tification number can be found in the bat-
tery case of the SmartKey.
i Canada only:
This device complies with the RSS-210
Rules of Industry Canada. Operation is sub-
ject to the following two conditions:
1. This device may not cause interference,
and
2. this device must accept any interference received, including interference that may
cause undesired operation.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
The Product label with FCC ID and IC cer-
tification number can be found in the bat-
tery case of the SmartKey. Occupant safety
Restraint system: introduction
The restraint system reduces the risk of vehi- cle occupants coming into contact with parts
of the vehicle's interior in the event of an
accident. The restraint system can also
reduce the forces to which vehicle occupants
are subjected during an accident.
The restraint system comprises:
R Seat belt system
R Air bags
R Child restraint system
R Child seat securing systems 40
Occupant safetySafety 

ATA (anti-theft alarm system)
X
To arm: lock the vehicle with the Smart-
Key.
Indicator lamp :flashes. The alarm sys-
tem is armed after approximately
15 seconds.
X To disarm: unlock the vehicle with the
SmartKey.
i If you then do not open a side door or the
rear door, the alarm system switches back
on again after approximately 40 seconds.
X To stop the alarm: insert the SmartKey
into the ignition lock.
The alarm is switched off.
or X Press the %or& button on the
SmartKey.
The alarm is switched off.
A visual and audible alarm is triggered if the
alarm system is armed and you open:
R a door
R a door using the mechanical key
R the rear door
R the hood
The alarm is also triggered if:
R the position of the vehicle is changed.
R a window is smashed.
The alarm is not switched off, even if you
close the open door that triggered it, for
example. i
If the alarm stays on for more than
30 seconds, the mbrace emergency call
system (USA only) or Tele Aid system (Can- ada only) initiates a call to the Customer
Assistance Center automatically. The
mbrace emergency call system initiates the
call if:
R you have subscribed to the Tele Aid ser-
vice.
R the Tele Aid service has been activated
properly.
R the required mobile phone, power supply
and GPS are available. 66
Theft deterrent locking systemSafety 

The SmartKey centrally locks/unlocks:
R the doors
R the rear door
R the fuel filler flap
i The turn signals flash once when unlock-
ing and three times when locking.
You can also set an audible signal to confirm that the vehicle has been locked. The audiblesignal can be activated and deactivated using
the on-board computer (Y page 208).
When it is dark, the surround lighting also
comes on if it is activated in the on-board
computer (Y page 207). Changing the settings of the locking
system
You can change the setting of the locking
system in such a way that only the driver's
door and the fuel filler flap are unlocked. This
is useful if you frequently travel on your own.
i If the setting of the locking system is
changed within the signal range of the vehi- cle, pressing the &or% button locks
or unlocks the vehicle.
X To change the setting: press and hold
down the %and& buttons simulta-
neously for approximately six seconds until
battery check lamp :flashes twice. The SmartKey now functions as follows:
X To unlock the driver's door and fuel
filler flap: press the%button once.
X To unlock centrally: press the%but-
ton twice.
X To lock centrally: press the&button. Restoring the factory settings
X
Press the %and& buttons simulta-
neously for approximately six seconds until battery check lamp :flashes twice. Mechanical key
General notes If the vehicle can no longer be unlocked with
the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and
open the driver's door or the rear door, the
anti-theft alarm system will be triggered
(Y page 66).
X To end the alarm: insert the SmartKey into
the ignition lock. SmartKey
69Opening and closing Z