
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 

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 

Returning ....................................... 268
Ruts  ............................................... 267
Steep terrain  .................................. 264
Off-road driving program  .................. 158
Off-road menu  ................................... 131
Oil, oil level see Engine oil                                            
On-board computer
see Control system                                   
One-touch gearshifting  ..................... 118
Operating safety  .................................. 23
Ornamental moldings, cleaning  ....... 277
Outside temperature see Displays                                              
Overhead control panel  ...................... 33
P
Paintwork, cleaning  .......................... 276
Paintwork code  ................................. 361
Panic alarm  .......................................... 61
Panorama roof  
Sunshade  ....................................... 211
Parcel nets  ......................................... 200
Parking  ............................................... 112
Parktronic system  ..........................166
Parking brake  ............................ 112, 261
Messages in the multifunction
display  ........................................... 300
Parking position  
Exterior rear view mirrors  ................95
Transmission position  ....................116
Parktronic system  
Cleaning system sensors  ...............278
Malfunction .................................... 169
Minimum distance  .........................167
Sensor range  ................................. 167
Switching on/off  ........................... 168
System sensors  ............................. 167
Warning indicators  ...................27, 168
Parts service  ...................................... 360
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  ................................................. 259
Phone see Telephone                                           
Plastic parts, cleaning  ...................... 279
Power assistance  .............................. 259
Power outlets  .................................... 212
Power seats see Seats                                                  
Power tailgate  
Closing  ............................................. 76
Messages in the multifunction
display  ........................................... 304
Opening  ........................................... 76
Power tilt/sliding sunroof  
Operation ....................................... 192
Synchronizing  ................................ 194
Power washer  .................................... 276
Power windows  ................................. 105
Cleaning ......................................... 278
Door windows  ................................ 106
Hinged quarter windows  ................106
Operation ....................................... 105
Rear door window, override
switch  .............................................. 60
Synchronizing  ................................ 107
Practical hints  ................................... 284
Preglow indicator lamp  .............. 29, 109
PRE-SAFE ®
 ............................................ 52
Messages in the multifunction
display  ........................................... 290
Problems  
While driving  .................................. 111
With vehicle  ..................................... 23
With wipers  .................................... 105
Product information  ............................ 20
Production options weight  ............... 256
Proximity key see Key, SmartKey                                    
PSI (air pressure unit)  ....................... 25614IndexX164_AKB; 5; 31, en-USd2ureepe,Version: 2.11.8.12009-09-11T12:30:16+02:00 - Seite 14 

FunctionPageHHands-free microphone for
Tele Aid (emergency call
system), telephone and
Voice Control System, see
separate operating
instructions 
IFront left interior lamp101Door control panelFunctionPage:Inside door handle 74;Central locking/unlocking
switch75
=Exterior rear view mirror
adjustment94
?Selection buttons for
exterior rear view mirror
adjustment94
Power-folding exterior rear
view mirrors95
ASwitches for opening/
closing front and rear door
windows105
BRear door window override
switch60
CHinged quarter window
switch105
DRemote tailgate switch,
power tailgate79
34Door control panelAt a glance
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Interior rear view mirror, antiglare 
position 
XTilt the mirror to the antiglare position by
moving lever : towards the windshield.
The interior rear view mirror is dimmed.
Exterior rear view mirrors
GWarning!
Exercise care when using the passenger-side
exterior rear view mirror. The mirror surface
is convex (outwardly curved surface for a
wider field of view). Objects in mirror are
closer than they appear. Check your interior
rear view mirror and glance over your
shoulder before changing lanes.
XSwitch on the ignition.XPress button : for the driver’s side
exterior rear view mirror or button = for
the passenger-side exterior rear view
mirror.
The indicator lamp in the respective button
comes on for approximately 15 seconds.
If you do not make adjustments to the
selected exterior rear view mirror within
15 seconds, the indicator lamp goes out.
You will then have to select the desired
exterior rear view mirror again before
adjustments can be made. Adjustments
can only be made with the indicator lamp
for the respective exterior rear view mirror
button illuminated.
XPress adjustment button ; up, down, left
or right according to the desired setting.
! If an exterior rear view mirror was forcibly
hit from the front, manually snap it back
into place.
! Vehicle with power-folding exterior rear
view mirrors:
If an exterior rear view mirror housing is
forcibly pushed forward (hit from the rear)
or forcibly pushed rearward (hit from front),
press fold button to fold mirrors in, then
press fold button again to fold mirrors out.
Do not force mirrors by hand as this may
damage the adjustment mechanism.
The mirror housing is then properly
positioned and you can adjust the mirror in
the usual manner.
iAt low ambient temperatures, the exterior
rear view mirrors will be heated
automatically.
Auto-dimming rear view mirrors
The exterior rear view mirror on the driver’s
side and the interior rear view mirror will
respond automatically to glare when the
ignition is switched on and incoming light
from headlamps falls on the sensor in the
interior rear view mirror.
94MirrorsControls in detail
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The rear view mirrors will not react if the
automatic transmission is set to reverse gear
R or the interior lighting is switched on.
GWarning!
The auto-dimming function does not react if
incoming light is not aimed directly at sensors
in the interior rear view mirror.
The interior rear view mirror and the exterior
rear view mirror on the driver’s side do not
react, for example, when transporting cargo
which covers the rear window.
Light hitting the mirror(s) at certain angles
(incident light) could blind you. As a result,
you may not be able to observe traffic
conditions and could cause an accident.
Exterior rear view mirror parking 
position
For more convenient parking, you can set the
passenger-side exterior rear view mirror so
that you can see the rear wheel and the road
curb.
Setting and storing the parking position
XSwitch on the ignition.XPress button =, to select the passenger-
side exterior rear view mirror.
XShift the automatic transmission into
reverse gear R.
The passenger-side exterior rear view
mirror moves to the preset parking
position.
XAdjust the passenger-side exterior rear
view mirror with adjustment button ; so
that you see the rear wheel and the road
curb.
The exterior rear view mirror parking
position is stored.
Calling up the parking position
XSwitch on the ignition.XPress button =, to select the passenger-
side exterior rear view mirror.
XShift the automatic transmission into
reverse gear R.
The passenger-side exterior rear view
mirror moves to the stored parking
position.
The passenger-side exterior rear view mirror
returns to its previously stored driving
position
R10 seconds after you have put the gear
selector lever out of reverse gear R
Rimmediately once your vehicle exceeds a
speed of approximately 6 mph (10 km/h)
Rimmediately when you press button : to
select the driver’s side exterior rear view
mirror
Power-folding exterior rear view 
mirrors
! Before you drive the vehicle through an
automatic car wash, fold in the exterior rear
view mirrors. Otherwise they may get
damaged.
Folding in and out automatically 
The function must be activated in the
Convenience submenu (Y page 140).
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The exterior rear view mirrors fold in
automatically as soon as the vehicle is locked
from the outside.
The exterior rear view mirrors fold out
automatically as soon as the vehicle is
unlocked and the driver’s or front passenger
door is subsequently opened.
Synchronizing
The power-folding rear view mirrors may have
to be synchronized after the vehicle battery
has been disconnected or discharged. If the
exterior rear view mirrors do not fold properly
upon locking or unlocking the vehicle, do the
following:
XMake sure the power-folding function in the
control system is activated (Y page 140).
XWhen the power-folding function is 
activated and the exterior rear view 
mirrors still do not fold properly: Fold
each exterior rear view mirror in completely
(Y page 96).
XFold each exterior rear view mirror out
completely (Y page 96).
When the exterior rear view mirrors fold
properly upon locking the vehicle, the exterior
mirrors are synchronized. Otherwise repeat
the above steps.
Folding in and out manually
The exterior rear view mirrors can vibrate if
they are not folded out completely.
XSwitch on the ignition.XFolding in: Briefly press button :.
Both exterior rear view mirrors fold in.
iAt speeds above approximately 30 mph
(47 km/h), you will not be able to fold the
exterior mirrors in.
XFolding out: Briefly press button :.
Both exterior rear view mirrors fold out.
! If an exterior rear view mirror housing is
forcibly pushed forward (hit from the rear)
or forcibly pushed rearward (hit from the
front), press button : to fold mirrors in.
Then press button : again to fold mirrors
out. Do not force mirrors by hand as this
may damage the adjustment mechanism.
The mirror housing is then properly
positioned and you can adjust the mirror in
the usual manner.
Make sure both rear view mirrors are folded
out before driving off.
Memory function
Notes
With the memory function you can store up
to three different configurations per front
seat.
Each memory position button on the driver’s
side can store all of the following settings:
RSeat position
RSteering wheel position
RExterior rear view mirrors’ position
GWarning!
Do not activate the memory function while
driving. Activating the memory function while
driving could cause the driver to lose control
of the vehicle.
Each memory position button on the front
passenger side can store the setting of the
seat position.
96Memory functionControls in detail
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Storing positions into memory
XAdjust the seats.XOn the driver’s side, also adjust the
steering wheel and exterior rear view
mirrors to the desired positions.
XPress memory button M once and within
3 seconds press memory position button
1, 2 or 3.
When the settings are stored to the
selected position, an acknowledgement
signal sounds.
Recalling positions from memory
XPress and hold desired memory position
button 1, 2 or 3 until the seat has moved
to the stored position completely. On the
driver’s side, also wait for the steering
wheel and exterior rear view mirrors to
move to the stored position.
iReleasing the memory position button
stops movement to the stored positions
immediately.
Lighting
Notes
iIf you drive in countries with left-hand
driving, you must have the headlamps
modified for symmetrical low beams.
Relevant information can be obtained at
any authorized Mercedes-Benz Center.
iVehicles equipped with active Bi-Xenon
headlamps:
The active Bi-Xenon headlamps increase
usable illumination over conventional
headlamps because they follow the
curvature of the road ahead. The beams of
the active Bi-Xenon headlamps shift to
either side according to the vehicle’s
steering angle and speed.
Exterior lamp switch
1 WStanding lamps, left2 XStanding lamps, right3 $Off
Daytime running lamp mode
4 ÃAutomatic headlamp mode
Daytime running lamp mode
5 TParking lamps66 LLow-beam headlamps or high-beam
headlamps
7 RVehicles without front fog lamps:
Rear fog lamp
7 NVehicles with front fog lamps: Front
fog lamps
8 RVehicles with front fog lamps: Rear
fog lamp6When the parking lamps are on, the tail lamps, the license plate lamps, the side marker lamps, and theinstrument cluster illumination are also on.
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