
Overview of bulb types
..................129
Parking lamps ................................ 131
Removing/replacing the cover
(front wheel arch) .......................... 129
Side marker lamps .........................131
Standing lamps (front) ...................131
Child-proof locks
Important safety notes ....................64
Rea rdoors ....................................... 65
Children
In the vehicle ................................... 60
Restraint systems ............................ 60
Specia lseat belt retractor ...............62
Child seat
LATCH-type (ISOFIX) child seat
anchors ............................................ 63
Top Tether ....................................... 63
Cigarette lighter ................................ 346
Cleaning Mirro rturn signal ........................... 373
Trailer tow hitch ............................. 374
Climate control
Automatic climate control (3-
zone) .............................................. 142
Controlling automatically ...............145
Cooling with aird ehumidification..145
Defrosting the windows .................149
Defrosting the windshield ..............148
Dual-zone automatic climate
control ........................................... 139
Important safety notes ..................138
Indicator lamp ................................ 145
Information on using 3-zone
automatic climate control ..............144
Maximum cooling .......................... 148
Notes on using automatic climate
control ........................................... 141
Overview of systems ......................138
Problems with cooling with air
dehumidification ............................ 145
Problem with the rear window
defroster ........................................ 150
Rea rcontrol panel ......................... 142
Setting the aird istribution.............147
Setting the airflow .........................147
Setting the airv ents...................... 151
Setting the climate mode (AIR
FLOW) ............................................ 146Setting the temperature
................146
Switching air-recirculation mode
on/off ............................................ 150
Switching on/off ........................... 144
Switching residual hea ton/off ......150
Switching the rear window
defroster on/off ............................ 149
Switching the ZONE function on/
off .................................................. 148
Coat hooks ......................................... 340
Cockpit Overview .......................................... 32
see Instrument cluster
COLLISIO NPREVENTION ASSIST .......68
COMAND ON&OFFROAD menu .....................252
see separate operating instructions
COMAND display
Cleaning ......................................... 374
Combination switch ..........................123
Combine dcargo cover and net ........339
Compass Calling up ....................................... 362
Consumption statistics (on-board
computer) .......................................... 267
Convenience closing feature ..............93
Convenience opening feature ............93
Coolan t(engine)
Checkin gthe level ......................... 367
Display message ............................ 299
Filling capacity ............................... 451
Important safety notes ..................451
Temperature (on-board computer) .278
Temperature gauge ........................ 263
Warning lamp ................................. 326
Cooling
see Climate control
Cornering light function
Display message ............................ 295
Function/notes ............................. 125
Crash-responsive emergency
lighting ............................................... 128
Cruise control Activating ....................................... 193
Activatio ncondition s..................... 192
Cruise control leve r....................... 192
Deactivating ................................... 194 Index
7

Level control (vehicles with
AIRMATIC package)
Basic settings ................................ 211
Function/notes ............................. 210
Important safety notes ..................210
Level control (vehicles with the
ON&OFFROAD package)
Basi csettings ................................ 205
Function/notes ............................. 204
Important safety notes ..................204
License plate lamp (display
message) ............................................ 297
Light function ,active
Display message ............................ 298
Lights
Activating/deactivating the
interio rlighting delayed switch-off .276
Active light function .......................125
Automatic headlamp mode ............120
Cornering light function .................125
Driving abroad ............................... 120
Hazard warning lamps ...................124
High beam flasher .......................... 124
High-beam headlamps ...................124
Ligh tswitc h................................... 120
Low-beam headlamps ....................121
Parking lamps ................................ 122
Rea rfog lamp ................................ 122
Setting the brightness of the
ambient lighting (on-board
computer) ...................................... 275
Setting the color of the ambient
lighting (on-board computer) .........275
Standing lamps .............................. 123
Switching Adaptive Highbeam
Assist on/off ................................. 275
Switching the daytime running
lamps on/off (on-board
computer) ...................................... 274
Switching the exterio rlighting
delayed switch-off on/off (on-
board computer )............................ 275
Switching the surround lighting
on/off (on-board computer) ..........275
Turn signals ................................... 123
see Changing bulbs
see Interior lighting
see Lights Light sensor (display message)
.......298
Loading guidelines ............................332
Locking see Centra llocking
Locking (doors)
Automatic ........................................ 86
Emergency locking ........................... 87
From inside (central locking
button) ............................................. 85
Locking centrally
see Centra llocking
Locking verification signal (on-
board computer) ............................... 276
Low-beam headlamps Changing bulbs .............................. 130
Display message ............................ 295
Setting for driving abroad
(symmetrical) ................................. 120
Switching on/off ........................... 121
LOW RANGE
Display message ............................ 304
Off-road gea r................................. 250
LOW RANGE off-road gear ................250
Luggage holde r(EASY-PACK load-
securing kit) ...................................... .341
Lumbar support Adjusting (on the seat) ..................107
Luxury head restraints .....................105 M
M+S tires ............................................ 400
Maintenance see ASSYST PLUS
Malfunction message
see Display messages
Matte finish (cleaning
instructions) ...................................... 372
mbrace Call priority .................................... 354
Display message ............................ 289
Downloading destinations
(COMAND) ..................................... 354
Downloading route s....................... 358
Emergency call .............................. 351
Geo fencing ................................... 358
Important safety notes ..................350
Locating astolen vehicl e............... 357 Index
13

Trailer towing
Active Blind Spo tAssist ................. 240
Active Lane Keeping Assist ............243
Blind Spot Assist ............................ 235
PARKTRONI C................................. 216
Permissible trailer loads and
drawba rnoseweights ..................... 259
Transfer case ..................................... 173
Transmission see Automatic transmission
Transmission position display .........165
Transmission position display
(DIRECT SELECTl ever)...................... 165
Transporting the vehicle ..................393
Traveling uphill Brow of hill ..................................... 191
Driving downhill ............................. 191
Maximum gradient-climbing
capability ....................................... 191
Trim pieces (cleaning instructions) .376
Trip computer (on-board
computer) .......................................... 267
Trip odometer Calling up ....................................... 266
Resetting (on-board computer) ......268
see Trip odometer
Trunk
see Tailgate
Turn signals
Display message ............................ 295
Switching on/off ........................... 123
see Turn signals
TWR (Tongue Weight Rating)
(definition) ......................................... 421
Type identification plate see Vehicle identification plate U
Unlocking Emergency unlocking .......................86
From inside the vehicle (central
unlocking button) ............................. 85 V
Vanity mirror (in the sun visor) ........345
Vehicle Correct use ...................................... 27
Data acquisition ............................... 28
Display message ............................ 312
Equipment ....................................... 24
Individua lsettings .......................... 274
Limited Warranty ............................. 28
Loading .......................................... 410
Locking (in an emergency) ...............87
Locking (SmartKey) .......................... 79
Lowering ........................................ 426
Maintenance .................................... 25
Parking for a long period ................ 182
Pulling away ................................... 160
Raising ........................................... 423
Reporting problems .........................28
Securing from rolling away ............422
Towing away .................................. 391
Transporting .................................. 393
Unlocking (in an emergency) ...........86
Unlocking (SmartKey) ......................79
Vehicle data ................................... 452
Vehicle battery
see Battery (vehicle)
Vehicle data ....................................... 452
Vehicle dimensions ...........................452
Vehicle emergency locking ................87
Vehicle identification number see VIN
Vehicle identification plate ..............443
Vehicle level (display message) .......302
Vehicle tool kit .................................. 380
Video Operating the DVD ......................... 270
VIN ...................................................... 443 W
Warning and indicator lamps ABS ................................................ 319
Brakes ........................................... 318
Check Engine ................................. 325
Coolant .......................................... 326
Distance warning ........................... 328
DISTRONI CPLUS ........................... 328 Index
21

Warning and indicator lamps
Function Page
0002
000D
Low-beam
headlamps 121
0003
0016
Parking lamps 122
001F
000F
ESP® 321
001E
000C
High-beam
headlamps 124
001C
Electric parking brake (red) 324
0008
(USA only) 000D
(Canada only) 001D
000D
Electric parking brake
(yellow) 324
0011
000F
Distance warning 328
0012
00070006
Turn signals 123
0013
0012
Tire pressure monitor 329 Function Page
0014
001F
SRS 324
0015
0014
Seat belt 317
0016
0010
Diesel engine:
preglow 159
0017
000E
Coolant 326
0018
0010
Rearfog lamp 122
0019
0010
Check Engine 325
001A
0012
Reserve fuel 325
001B
0017
ESP®
OFF 321
0021
0019
ABS 319
0022
Braking 318
0012
(USA only) 0009
(Canada only) 34
Instrument clusterAt a glance

Strong magnetic fields can occur in the
vicinity of powerful electrical installations.
R Do not keep the SmartKey:
- with electronic devices, e.g. a mobile
phone or another SmartKey
- with metallic objects, e.g. coins or metal
foil
- inside metallic objects, e.g. a metal case
This can affect the functionality of the
SmartKey.
Do not keep the KEYLESS-GO key in the
temperature-controlled cup holder.
Otherwise, the KEYLESS-GO key will not be
recognized. SmartKey functions
0002
000B To lock the vehicle
0003 0004 To open/close the tailgate
001F 000C To unlock the vehicle
X To unloc kcentrally: press the 000C
button.
If you do not open th evehicle within
approximately 40 seconds of unlocking:
R the vehicle is locked again.
R the theft deterrent locking system is
armed again.
X To lock centrally: press the000Bbutton.
The SmartKey centrally locks/unlocks:
R the doors
R the tailgate
R the fuel filler flap When unlocking, the turn signals flash once.
When locking, they flash three times.
You can also set an audible signal to confirm
that the vehicle has been locked. The audible
signal can be activated and deactivated using
the on-board computer (Y
page 276).
When it is dark, the surround lighting also
comes on if it is activated in the on-board
computer (Y page 275). KEYLESS-GO
General notes Bear in mind that the engine can be started
by any of the vehicle occupants if there is a
KEYLESS-GO key in the vehicle.
Locking/unlocking centrally
You can start, lock or unlock the vehicle using
KEYLESS-GO. To do this, you only need carry
the SmartKey with you. You can combine the
functions of KEYLESS-GO with those of a
conventional SmartKey. Unlock the vehicle
by using KEYLESS-GO, for instance, and lock
it using the
000Bbutton on the SmartKey.
When locking or unlocking with KEYLESS-GO,
the distance between the SmartKey and the
corresponding door handle must not be
greater than 3 ft (1 m).
KEYLESS-GO checks whether a valid
SmartKey is in the vehicle by periodically
establishing a radio connection between the
vehicle and the SmartKey. This happens:
R when the external door handles are
touched
R when starting the engine
R while the vehicle is in motion SmartKey
79Opening and closing Z

X
To unloc kthe vehicle: touch the inner
surface of the door handle.
X To loc kthe vehicle: touch sensor
surface 0002.
X Convenience closing feature: touch
recessed sensor surface 0003for an
extended period.
Further information on the convenience
closing feature (Y page 93).
If you pull on the handl eofthe tailgate, only
the cargo compartment of the vehicle is
unlocked. Changing the settings of the locking
system
You can change the settings of the locking
system. This means that only the driver's door
and the fuel filler flap are unlocked when the
vehicle is unlocked. This is useful if you
frequently travel on your own.
X To change the setting: press and hold
down the 000Cand000B buttons
simultaneously for approximately six
seconds until the battery check lamp
flashes twice (Y page 81).
i If the setting of the locking system is
changed within the signal range of the
vehicle, pressing the 000Bor000C button:
R locks or
R unlocks the vehicle The SmartKey now functions as follows:
X
To unlock the driver's door: press the
000C button once.
X To unlock centrally: press the000C
button twice.
X To lock centrally: press the000Bbutton.
The KEYLESS-GO function is changed as
follows:
X To unlock the driver's door: touch the
inner surface of the door handle on the
driver's door.
X To unlock centrally: touch the inner
surface of the door handle on the front-
passenger door or the rear door.
X To lock centrally: touch the outer sensor
surface on one of the door handles
(Y page 79).
X To restore the factory settings: press
and hold down the 000Cand000B buttons
simultaneously for approximately six
seconds until the battery check lamp
flashes twice (Y page 81). Mechanical key
General notes If the vehicle can no longer be locked or
unlocked with the SmartKey, use the
mechanical key.
If you use the mechanical key to unlock and
open the driver's door, the anti-theft alarm
system will be triggered (Y
page 75).
There are several ways to turn off the alarm:
X To turn the alarm off with the
SmartKey: press the000Cor000B button
on the SmartKey.
or
X Insert the SmartKey into the ignition lock.
or
X To deactivate the alarm with KEYLESS-
GO: press the Start/Stop button in the 80
SmartKeyOpening and closing

00050011
Left-hand standing lamps
00060013 Right-hand standing lamps
00070016 Parking lamps, license plate and
instrument cluster lighting
000C0006 Automatic headlamp mode,
controlled by the lights ensor
000D000D Low-beam/high-beam headlamps
001D0010 Rear fog lamp
X To switch on: turn light switch to 0016.
The green 0016indicator lamp in the
instrument cluster lights up.
Standing lamps 00050011
Left-hand standing lamps
00060013 Right-hand standing lamps
00070016 Parking lamps, license plate and
instrument cluster lighting
000C0006 Automatic headlamp mode,
controlled by the light sensor
000D000D Low-beam/high-beam headlamps
001D0010 Rear fog lamp Switching on the standing lamps ensures the
corresponding side of the vehicle is
illuminated.
X
To switch on the standing lamps: the
SmartKey is not in the ignition lock or it is
in position 0.
X Turn the light switch to 0011(left-hand side
of the vehicle) or 0013(right-hand side of
the vehicle). Combination switch
Turn signal 0002
High-beam headlamps
0003 Turn signal, right
001F High-beam flasher
001E Turn signal, left
X To indicate briefly: press the combination
switch briefly to the pressure point in the
direction of arrow 0003or001E.
The corresponding turn signal flashes three
times.
X To indicate: press the combination switch
beyond the pressure point in the direction
of arrow 0003or001E. Exterior lighting
123Lights and windshield wipers Z

High-beam headlamps
0002
High-beam headlamps
0003 Turn signal, right
001F High-beam flasher
001E Turn signal, left
X To switch on the high-beam headlamps:
turn the SmartKey in the ignition lock to
position 2or start the engine.
X Turn the light switch to 000Dor0006.
X Press the combination switch beyond the
pressure point in the direction of
arrow 0002.
In the 0006position, the high-beam
headlamps are only switched on when it is
dark and the engine is running.
The blue 000Cindicator lamp in the
instrument cluster lights up when the high-
beamh eadlamps are switched on.
X To switch off the high-beam
headlamps: move the combination switch
back to its normal position.
The blue 000Cindicator lamp in the
instrument cluster goes out.
i Vehicles with Adaptive Highbeam Assist:
when Adaptive Highbeam Assist is active,
it controls activation of the high-beam
headlamps (Y page 125). High-beam flasher 0002
High-beam headlamps
0003 Turn signal, right
001F High-beam flasher
001E Turn signal, left
X To switch on: turn the SmartKey in the
ignition lock to position 1or 2or start the
engine.
X Pull the combination switch in the direction
of arrow 001F. Hazard warning lamps
X
To switch on the hazard warning lamps:
press button 0002.
All turn signals flash. If you now switch on
a turn signal using the combination switch,
only the turn signal lamp on the
corresponding side of the vehicle will flash.
X To switch off the hazard warning
lamps: press button 0002.124
Exterior lightingLights and windshield wipers