
1, 2, 3 ...
115 V socket ...................................... 353
12 V socket see Sockets
360° camera
Cleaning .........................................3 80
Function/notes ............................. 235
4ETS (Electronic Traction System) ....72
4MATIC (permanent four-wheel
drive) .................................................. 256A
ABS (Anti-lock Braking System) Display message ............................ 291
Function/notes ................................ 67
Important safety notes ....................67
Warning lamp ................................. 327
Activating/deactivating cooling
with air dehumidification .................155
Active Blind Spot Assist Activating/deactivating (on-
board computer) ............................ 281
Display message ............................ 314
Function/informatio n.................... 247
Trailer towing ................................. 250
Active Curve System
Display message ............................ 311
Function/notes ............................. 218
Active Driving Assistance package .247
Active Lane Keeping Assist Activating/deactivating (on-
board computer) ............................ 282
Display message ............................ 313
Function/informatio n.................... 251
Trailer towing ................................. 253
Active light function .........................133
Active Parking Assist Display message ............................ 314
Exiting a parking space ..................229
Function/notes ............................. 226
Important safety notes ..................226
Parking .......................................... 228
Towing a trailer .............................. 230
ADAPTIVE BRAKE ................................. 75 Adaptive Brake Assist
Display message ............................ 298
Function/notes ................................ 71
Adaptive Highbeam Assist
Display message ............................ 306
Function/notes ............................. 134
Switching on/off ........................... 134
Additives (engine oil) ........................450
ADS (Adaptive Damping System) Function/notes ............................. 217
Air bags
Display message ............................ 301
Front air bag (driver, front
passenger) ....................................... 46
Important safety notes ....................44
Knee bag .......................................... 47
PASSENGER AIR BAG OFF
indicator lamp .................................. 49
Safety guidelines ............................. 43
Side impact air bag ..........................47
Window curtain air bag ....................48
Air-conditioning system
see Climate control
Air filter (display message) ..............309
AIR FLOW ........................................... 157
AIRMATIC package ADS (Adaptive Damping System) ...217
Function/notes ............................. 217
Level control .................................. 218
Air vents
Glove box ...................................... .163
Important safety notes ..................162
Rear ............................................... 163
Setting ........................................... 162
Setting the center air vents ...........162
Setting the side air vents ...............163
Alarm
ATA (Anti-Theft Alarm system) .........77
Switching off (ATA) ..........................77
Switching the function on/off
(ATA) ................................................ 77
Alarm system
see ATA (Anti-Theft Alarm system)
Ambient lighting
Setting the brightness (on-board
computer) ...................................... 283
Setting the color (on-board
computer) ...................................... 2834
Index

Belt
see Seat belts
Belt force limiter
Activation ......................................... 59
Function ........................................... 59
Blind Spot Assist
Activating/deactivating .................281
Display message ............................ 314
Notes/function .............................. 243
Trailer towing ................................. 245
see Active Blind Spot Assist
BlueTEC
Adding DEF .................................... 186
BlueTEC (DEF) .................................... 448
Brake Assist see BAS (Brake Assist System)
Brake fluid
Display message ............................ 297
Notes ............................................. 450
Brake lamps
Changing bulbs .............................. 140
Display message ............................ 304
Brakes
ABS .................................................. 67
Adaptive Brake Assist ......................71
BAS .................................................. 68
BAS PLUS ........................................ 68
Brake fluid (notes) .........................450
Display message ............................ 291
High-performance brake system ....195
Important safety notes ..................193
Maintenance .................................. 194
Parking brake ................................ 189
Riding tips ...................................... 193
Warning lamp ................................. 326
Breakdown
see Flat tire
see Towing away
Bulbs
see Replacing bulbs C
California Important notice for retail
customers and lessees ....................25
Calling up a malfunction
see Display messages Car
see Vehicle
Care
360° camera ................................. 380
Carpets .......................................... 383
Car wash ........................................ 376
Display ........................................... 381
Exhaust pipe .................................. 381
Exterior lights ................................ 379
Gear or selector lever ....................382
Interior ........................................... 381
Matte finish ................................... 378
Night View Assist Plus ...................381
Notes ............................................. 376
Paint .............................................. 378
Plastic trim .................................... 382
Power washer ................................ 377
Rear view camera .......................... 380
Roof lining ...................................... 383
Seat belt ........................................ 383
Seat cover ..................................... 383
Sensors ......................................... 380
Steering wheel ............................... 382
Trim pieces .................................... 382
Washing by hand ........................... 377
Wheels ........................................... 379
Windows ........................................ 379
Wiper blades .................................. 379
Wooden trim .................................. 382
Cargo compartment cover
Notes/how to use .........................346
Cargo compartment enlargement
Important safety notes ..................344
Cargo compartment floor
Opening/closing ............................ 347
Stowage well (under) .....................347
Cargo tie down rings .........................345
Car key see SmartKey
Car wash (care) ................................. 376
CD player/CD changer (on-board
computer) .......................................... 278
Center console Lower section .................................. 37
Upper section .................................. 366
Index

Dialing a number from the phone book
X
Press the =or; button on the
steering wheel to select the Tel
Tel menu.
X Press the 9,:ora button to
switch to the phone book.
X Press the 9or: button to select the
desired name.
or
X To begin rapid scrolling: press and hold
the 9 or: button for longer than
one second.
Rapid scrolling stops when you release the
button or reach the end of the list.
X If only one telephone number is stored
for a name: press the6ora button
to start dialing.
or
X If there is more than one number for a
particular name: press the6ora
button to display the numbers.
X Press the 9or: button to select the
number you want to dial.
X Press the 6ora button to start
dialing.
or
X To exit the telephone book: press the
~ or% button.
Redialing The on-board computer saves the last names
or numbers dialed in the redial memory.
X Press the =or; button on the
steering wheel to select the Tel
Tel menu.
X Press the 6button to switch to the
redial memory.
X Press the 9or: button to select the
desired name or number.
X Press the 6ora button to start
dialing.
or
X To exit the redial memory: press the
~ or% button. Assistance menu
Introduction In the
DriveAssist DriveAssist menu, you have the
following options:
R Displaying the assistance graphic
(Y page 280)
R Activating/deactivating the distance
warning function (Y page 281)
R Activating/deactivating PRE-SAFE ®
Brake
(Y page 281)
R Activating/deactivating ATTENTION
ASSIST (Y page 281)
R Activating/deactivating Blind Spot Assist
or Active Blind Spot Assist (Y page 281)
R Activating/deactivating Lane Keeping
Assist or Active Lane Keeping Assist
(Y page 282)
Displaying the assistance graphic X
Press =or; on the steering wheel
to select the DriveAssist DriveAssist menu.
X Press 9or: to select Assistance
Assistance
Graphic
Graphic.
X Press the abutton.
The multifunction display shows the
DISTRONIC PLUS distance display in the
assistance graphic ( Ypage 210).
The assistance graphic can display the status
of and information from other driving systems
or driving safety systems.
The assistance graphic shows:
R the é symbol when ATTENTION ASSIST
(Y page 239) is deactivated.
R the lane markings as bright lines when Lane
Keeping Assist (Y page 245) or Active Lane
Keeping Assist (Y page 251) is activated.280
Menus and submenusOn-boa
rdcompu ter and displays

R
the æ symbol when the distance
warning function ( Ypage 69) is
deactivated.
R the æ symbol when PRE-SAFE ®
Brake
(Y page 75) is deactivated.
R the f symbol when DSR (Y page 256)
is activated.
R the Ç symbol when the Off-road
program (vehicles with the ON&OFFROAD
package) (Y page 258) is activated.
Switching the distance warning
function on and off X
Press the =or; button on the
steering wheel to select the DriveAssist DriveAssist
menu.
X Press 9or: to select Distance
Distance
Warning
Warning.
X Press the abutton.
The current selection is displayed.
X To activate/deactivate: press thea
button again.
When the distance warning function is
deactivated, the assistance graphic shows
the æ symbol in the multifunction
display.
Further information on the distance warning
function ( Ypage 69).
Activating/deactivating PRE-SAFE ®
Brake PRE-SAFE
®
Brake is only available in vehicles
with DISTRONIC PLUS.
X Press =or; on the steering wheel
to select the DriveAssist
DriveAssist menu.
X Press the 9or: button to select
PRE-SAFE Brake
PRE-SAFE Brake. X
Press the abutton.
The current selection is displayed.
X To activate/deactivate: press thea
button again.
When PRE-SAFE ®
Brake is deactivated, the
assistance graphic shows the æsymbol
in the multifunction display.
For more information on PRE-SAFE ®
Brake,
see (Y page 75).
Activating/deactivating ATTENTION
ASSIST X
Press the =or; button on the
steering wheel to select the DriveAssist DriveAssist
menu.
X Press the 9or: button to select
ATTENTION ASSIST
ATTENTION ASSIST .
X Press the abutton.
The current selection is displayed.
X To activate/deactivate: press thea
button again.
When ATTENTION ASSIST is deactivated,
the é symbol appears in the
multifunction display in the assistance
graphics display.
For further information about ATTENTION
ASSIST, see ( Ypage 239).
Activating/deactivating Blind Spot
Assist X
Press =or; on the steering wheel
to select the DriveAssist DriveAssist menu.
X Press the 9or: button to select
Blind Spot Assist
Blind Spot Assist .
X Press the abutton.
The current selection is displayed.
X To activate/deactivate: press thea
button again.
For further information about Active Blind
Spot Assist, see (Y page 247). Menus and submenus
281On-board computer and displays Z

For further information on the automatic
locking feature, see (Y page 88).
Activating/deactivating the acoustic
locking verification signal
If you switch on the Acoustic
Acoustic Lock Lockfunction,
an acoustic signal sounds when you lock the
vehicle.
X Press the =or; button on the
steering wheel to select the Sett. Sett.menu.
X Press :or9 to select the Vehicle
Vehicle
submenu.
X Press ato confirm.
X Press the :or9 button to select the
Acoustic Lock
Acoustic Lock function.
If the Acoustic Acoustic Lock Lockfunction is activated,
the & symbol in the multifunction
display lights up orange.
X Press the abutton to save the setting.
Activating/deactivating the radar sensor
system
X Press the =or; button on the
steering wheel to select the Sett. Sett.menu.
X Press :or9 to select the Vehicle
Vehicle
submenu.
X Press ato confirm.
X Press the 9or: button to select
Radar Sensor (See Oper. Manual):
Radar Sensor (See Oper. Manual): .
You will see the selected setting: Enabled
Enabled
or Disabled
Disabled .
X Press the abutton to save the setting.
The following systems are switched off when
the radar sensor system is deactivated:
R DISTRONIC PLUS (Y page 203)
R BAS PLUS (Y page 68)
R PRE-SAFE ®
Brake (Y page 75)
R Blind Spot Assist (Y page 243)
R Active Blind Spot Assist (Y page 247)Convenience submenu Activating/deactivating the EASY-
ENTRY/EXIT feature
G
WARNING
When the EASY-ENTRY/EXIT feature adjusts
the steering wheel, you and other vehicle
occupants – particularly children – could
become trapped. There is a risk of injury.
While the EASY-ENTRY/EXIT feature is
making adjustments, make sure that no one
has any body parts in the sweep of the
steering wheel.
If somebody becomes trapped:
R press one of the memory function position
buttons, or
R move the switch for steering wheel
adjustment in the opposite direction to that
in which the steering wheel is moving.
The adjustment process is stopped.
X Press the =or; button on the
steering wheel to select the Sett Settmenu.
X Press the :or9 button to select the
Convenience
Convenience submenu.
X Press ato confirm.
X Press the :or9 button to select the
Easy Entry/Exit:
Easy Entry/Exit: function.
If the Easy Entry/Exit
Easy Entry/Exit function is
activated, the vehicle steering wheel is
displayed in orange in the multifunction
display.
X Press the abutton to save the setting.
Further information on the EASY-ENTRY/EXIT
feature (Y page 121).
Switching the belt adjustment on/off
X Press the =or; button on the
steering wheel to select the Sett. Sett.menu.
X Press the :or9 button to select the
Convenience
Convenience submenu.
X Press ato confirm. Menus and submenus
285On-board computer and displays Z