
1, 2, 3 ...
12 V socket see Sockets
360° camera
Cleaning .........................................3 00
Display in the multimedia system .. 194
Function/notes ............................ .192 A
ABS (Anti-lock Braking System) Display message ............................ 230
Function/notes ................................ 62
Important safety notes .................... 62
Warning lamp ................................. 256
Accident
Automatic measures after an acci-
dent ................................................. 49
Activating media mode
General notes ................................ 270
Activating/deactivating air-recir-
culation mode ................................... .131
Activating/deactivating cooling
with air dehumidification ................. 127
Active Blind Spot Assist
Activating/deactivating (on-
board computer) ............................ 222
Display message ............................ 242
Function/notes ............................ .203
Towing a trailer .............................. 205
Active Driving Assistance package .. 203
Active Lane Keeping Assist
Activating/deactivating (on-
board computer) ............................ 222
Display message ............................ 242
Function/notes ............................ .206
Towing a trailer .............................. 208
Active light function ......................... 117
Active Parking Assist
Detecting parking spaces .............. 184
Display message ............................ 243
Exiting a parking space .................. 186
Function/notes ............................ .183
Important safety notes .................. 183
Parking .......................................... 185
Towing a trailer .............................. 187
ADAPTIVE BRAKE ................................. 69 Adaptive Brake Assist
Function/notes ................................ 66
Adaptive brake lights .......................... 66
Adaptive Highbeam Assist Plus
Display message ............................ 237
Function/notes ............................ .117
Switching on/off ........................... 118
AdBlue ®
Display message ............................ 240
Filling capacity ............................... 340
Important safety notes .................. 340
Service indicator ............................ 295
AdBlue ®
service indicator ................ 295
Additional speedometer ................... 223
Additives (engine oil) ........................ 341
Address book
See also Digital Owner's Manual ... 263
Adjusting the volume
COMAND Online ............................ 264
Adjusting volume
Audio 20 ........................................ 264
Air conditioning
General notes ................................ 123
Air filter (white display message) .... 240
Air pressure
see Tyre pressure
Air vents
Glove compartment ....................... 136
Important safety notes .................. 136
Setting .......................................... .136
Setting the blower output of the
AIRSCARF vents ............................ .137
Setting the side air vents .............. .136
Switching AIRSCARF on/off .......... 106
Air-conditioning system
see Climate control
Airbag
Headbag .......................................... 44
Introduction ..................................... 42
PASSENGER AIR BAG OFF indica-
tor lamp .......................................... .38
Airbags
Front airbag (driver, front
passenger) ...................................... .43
Important safety guidelines .............42
Kneebag ........................................... 43
Pelvis airbag .................................... 44 Index
3

Remote control .............................. 133
Setting the departure time ............
.134
Switching on/off (on the centre
console) ......................................... 133
Auxiliary ventilation
Activating/deactivating ................. 133
Axle load, permissible (trailer tow-
ing) ...................................................... 344 B
Back button ....................................... 264
Bag hook ............................................ 276
Ball coupling
Folding in ....................................... 211
Folding in/out ................................ 210
Folding out ..................................... 210
BAS (Brake Assist System) ................. 62
BAS PLUS (Brake Assist System
PLUS) with Cross-Traffic Assist
Function/notes ................................ 62
BAS PLUS with Cross-Traffic Assist
(Brake Assist PLUS with Cross-
Traffic Assist)
Important safety notes .................... 63
Battery (key)
Checking .......................................... 77
Important safety notes .................... 77
Replacing ......................................... 77
Battery (vehicle)
Charging ........................................ 312
Display message ............................ 239
Important safety notes .................. 310
Jump starting ................................. 313
Belt
see Seat belts
Belt tensioner
Activation ......................................... 45
Blind Spot Assist
Activating/deactivating (on-
board computer) ............................ 222
Display message ............................ 242
Notes/function .............................. 200
Trailer towing ................................. 202
see Active Blind Spot Assist
BlueTEC (AdBlue ®
) ............................ .340 Bluetooth
®
Connecting another mobile
phone ............................................ 267
Searching for a mobile phone ....... .266
See also Digital Owner's Manual ... 263
Telephony ...................................... 266
Bonnet
Active bonnet (pedestrian protec-tion) ............................................... 289
Closing .......................................... .291
Display message ............................ 250
Important safety notes .................. 289
Opening ......................................... 290
Boot
Emergency release .......................... 84
Important safety notes .................... 82
Locking separately ........................... 83
Opening (automatically from
inside) .............................................. 83
Opening/closing (manually from
outside) ............................................ 83
Boot lid
Display message ............................ 250
Opening dimensions ..................... .342
Boot load (maximum) ........................ 342
Boot separator
Display message ............................ 252
General notes .................................. 94
Opening/closing .............................. 94
Brake Assist
see BAS (Brake Assist System)
Brake fluid
Display message ............................ 232
Notes ............................................. 341
Brake force distribution
see EBD (electronic brake force
distribution)
Brake lamps
Adaptive .......................................... .66
Display message ............................ 236
Brakes
ABS .................................................. 62
Adaptive Brake Assist ...................... 66
BAS .................................................. 62
BAS PLUS with Cross-Traffic
Assist ............................................... 62
Brake fluid (notes) ........................ .341
Display message ............................ 230 Index
5

Rear control panel ........................
.124
Setting the air distribution ............. 128
Setting the air vents ..................... .136
Setting the airflow ......................... 129
Setting the climate mode .............. .128
Setting the temperature ................ 128
Setting the temperature,
THERMATIC ................................... 128
Setting the temperature,
THERMOTRONIC ............................ 128
Switching air-recirculation mode
on/off ............................................ 131
Switching on/off ........................... 125
Switching residual heat on/off ...... 132
Switching the rear window heat-
ing on/off ...................................... 130
Switching the ZONE function on/
off ................................................. .129
THERMATIC automatic climate
control (2-zone) ............................ .124
THERMOTRONIC (3-zone) auto-
matic climate control ..................... 124
Cockpit
Overview .......................................... 29
see Instrument cluster
COLLISION PREVENTION ASSIST
PLUS
Activating/deactivating ................. 221
Display message ............................ 232
Operation/notes .............................. 64
COMAND display
Cleaning ......................................... 301
COMAND Online
Switching on/off ........................... 263
Combination switch .......................... 116
Connecting a USB device
See also Digital Owner's Manual ... 263
Consumption statistics (on-board
computer) .......................................... 216
Controller .......................................... .264
Convenience opening/closing (air-
recirculation mode) ........................... 131
Coolant (engine)
Checking the level ......................... 292
Display message ............................ 238
Important safety notes .................. 341
Temperature gauge ........................ 213
Warning lamp ................................. 259 Cooling
see Climate control
Copyright ............................................. 28
Cornering light function
Display message ............................ 236
Function/notes ............................ .117
Cruise control
Activation conditions ..................... 164
Cruise control lever ....................... 163
Deactivating ................................... 165
Display message ............................ 245
Driving system ............................... 163
Important safety notes .................. 163
LIM indicator lamp ......................... 163
Selecting ........................................ 163
Setting a speed .............................. 165
Storing and maintaining current
speed ............................................. 164
Cup holder
Centre console .............................. 278
Important safety notes .................. 277
Rear compartment ......................... 279 D
Dashboard see Instrument cluster
Data
see Technical data
Data carrier
Selecting ........................................ 218
Data modem mode
Telephone with Bluetooth ®
(SAP
profile) .......................................... .269
Daytime driving lights
Display message ............................ 236
Function/notes ............................ .114
Switching on/off (on-board com-
puter) ............................................. 224
Dealership
see Qualified specialist workshop
Declarations of conformity ................. 26
Delayed switch-off
Exterior lighting (on-board com-
puter) ............................................. 225
Interior lighting .............................. 225
Diagnostics connection ......................26
Diesel .................................................. 339 Index
7

PARKTRONIC ................................. 179
PRE-SAFE ®
(anticipatory occu-
pant protection) ...............................47
PRE-SAFE ®
PLUS (anticipatory
occupant protection PLUS) .............. 48
Reversing camera .......................... 188
SPEEDTRONIC ...............................1 65
Traffic Sign Assist .......................... 197
Mercedes-Benz Service Centre
see Qualified specialist workshop
Message memory (on-board com-
puter) ................................................. .229
Messages
see Display messages
Mirrors
see Exterior mirrors
see Rear-view mirror
see Vanity mirror (in sun visor)
Mobile phone
Connecting (Bluetooth ®
inter-
face) .............................................. 266
Connecting another mobile
phone ............................................ 267
Connecting the telephone module
with Bluetooth ®
(SAP profile) ......... 269
Frequencies ................................... 335
Installation ..................................... 335
Menu (on-board computer) ............ 219
Notes/placing in the bracket ......... 281
Transmission output (maximum) .... 335
Mobile telephone
Pre-installed bracket ..................... .282
Modifying the programming (key) ..... 76
MOExtended tyres .............................306
Motorway mode ................................ 117
MP3
Operating ....................................... 218
See also Digital Owner's Manual ... 263
Multicontour seat
Adjusting (on the seat) .................. 104
Multifunction display
Function/notes ............................ .215
Permanent display ......................... 223
Multifunction steering wheel
Operating the on-board computer .. 214
Overview .......................................... 32 Multimedia system
see Separate operating instructions
Music files
See also Digital Owner's Manual ... 263 N
Navigation Menu (on-board computer) ............ 217
See also Digital Owner's Manual ... 263
NECK-PRO head restraints
Important safety notes .................... 47
Operation ......................................... 47
Resetting triggered .......................... 47
Notes on running in a new vehicle .. 138 O
Occupant safety Airbags ............................................ 42
Automatic measures after an acci-
dent ................................................. 49
Children in the vehicle ..................... 49
Important safety notes .................... 37
PASSENGER AIRBAG indicator
lamp ................................................. 38
Pets in the vehicle ........................... 61
PRE-SAFE ®
(anticipatory occu-
pant protection) ............................... 47
PRE-SAFE ®
PLUS (anticipatory
occupant protection PLUS) .............. 48
Restraint system introduction .......... 37
Restraint system warning lamp ....... .38
Odometer ...........................................2 15
Oil
see Engine oil
On-board computer
Assistance menu ........................... 220
Audio menu ................................... 218
Convenience submenu .................. 227
Display messages .......................... 229
Displaying a service message ....... .294
DISTRONIC PLUS ........................... 173
Factory setting submenu .............. .228
Heating submenu ........................... 226
Important safety notes .................. 213
Instrument cluster submenu .......... 223
Light submenu ............................... 223 14
Index

Safety system
see Driving safety systems
SD memory card
Ejecting .......................................... 270
Inserting ........................................2 70
Inserting/removing ........................ 270
See also Digital Owner's Manual ... 263
Selecting ........................................ 218
Seat
Adjusting the multicontour seat ..... 104
Seat backrest display message ..... 250
Seat belt
Automatic comfort-fit feature .......... 41
Correct usage .................................. 40
Switching belt adjustment on/off
(on-board computer) ..................... .227
Seat belts
Adjusting the driver's and front-
passenger seat bel t......................... 41
Cleaning ......................................... 303
Display message ............................ 234
Fastening ......................................... 40
Important safety guidelines ............. 39
Introduction ..................................... 38
Rear seat belt status indicator ......... 42
Releasing ......................................... 41
Warning lamp ................................. 254
Warning lamp (function) ................... 42
Seats
Adjusting (electrically) ................... 101
Adjusting (manually and electri-
cally ).............................................. 100
Adjusting the 4-way lumbar sup-
port ................................................ 104
Adjusting the head restraint .......... 101
Cleaning the cover ......................... 302
Correct driver's seat position ........... 99
Folding the backrests forward/
back ............................................... 103
Important safety notes .................... 99
Overview .......................................... 99
Seat heating .................................. 104
Seat heating problem .................... 106
Storing settings (memory func-
tion) ............................................... 112
Switching AIRSCARF on/of f.......... 106
Switching seat heating on/of f....... 104 Switching the seat ventilation on/
off .................................................. 105
Section
Boot ................................................. 82
Securing a load
see Stowage space
Securing luggage ............................... 276
Selector lever
Cleaning ......................................... 302
Sensors (cleaning instructions) ....... 300
Service
see ASSYST PLUS
Service Centre
see Qualified specialist workshop
Service menu (on-board com-
puter) .................................................. 222
Service message
see ASSYST PLUS
Service products
AdBlue ®
special additive s.............. 340
Brake fluid ..................................... 341
Coolant (engine) ............................ 341
Engine oil ....................................... 340
Fuel ................................................ 337
Important safety notes .................. 337
Washer fluid ................................... 342
Setting the air distribution ............... 128
Setting the airflow ............................ 129
Setting the date/time format
See also Digital Owner's Manua l... 263
Setting the language
See also Digital Owner's Manua l... 263
Setting the time
See also Digital Owner's Manua l... 263
Settings
Factory (on-board computer) ......... 228
On-board compute r....................... 223
Side lamps
Switching on/of f........................... 115
Side windows
Important safety notes .................... 84
Opening/closing .............................. 85
Opening/closing all ......................... 86
Problem (malfunction) ..................... 88
Resetting ......................................... 87
Reversing feature ............................. 85
Sidebag ................................................ 44 Index
17

T
Tail lamps Display message ............................ 236
Tank
see Fuel tank
Technical data
Capacities ...................................... 337
Emergency spare wheel ................. 334
Information .................................... 335
Trailer load s................................... 344
Tyres/wheels ................................. 333
Vehicle data ................................... 342
Telephone
Accepting a call (multifunction
steering wheel) .............................. 219
Authorising a mobile phone (con-
necting) ......................................... 266
Connecting a Mobile phone (gen-
eral information) ............................ 266
Display message ............................ 251
Menu (on-board computer) ............ 219
Number from the phone book ........ 220
Redialling ....................................... 220
Rejecting/ending a call ................. 220
See also Digital Owner's Manua l... 263
Switching between mobile
phones ........................................... 267
Telephone compartment ................ 274
Telephone module with Bluetooth ®
(SAP profile) Activating and connecting the
module ........................................... 268
Charging a mobile phone ............... 270
Connecting the mobile phone ........ 269
Connecting the module using a
USB cable ...................................... 268
Data modem mode ........................ 269
Installing the module ..................... 268
Introduction ................................... 267
Saving/deleting the PIN for the
SIM card ........................................ 269
Setting s......................................... 269
SIM card mode .............................. 268
Text messages ............................... 270
Transferring the phone book .......... 269
Temperature
Coolant .......................................... 213 Outside temperature ...................... 213
Setting (climate control
)................ 128
TEMPOMAT
Function/note s............................. 163
Text messages
Telephone module with Blue-
tooth ®
(SAP profile) ....................... 270
Through-loading ................................ 276
TIREFIT kit .......................................... 307
Important safety notes .................. 307
Storage location ............................ 305
Tyre pressure not reached ............. 309
Tyre pressure reached ................... 309
Total distance recorder .................... 215
Tow-away protection
Activating ......................................... 72
Deactivating ..................................... 72
Function ........................................... 72
Tow-starting
Emergency engine starting ............ 318
Important safety notes .................. 315
Towing
Important safety notes .................. 315
Transporting the vehicle ................ 317
With the rear axle raised ................ 317
Towing a trailer
Active Blind Spot Assist ................. 205
Active Lane Keeping Assist ............ 208
Active Parking Assist ..................... 187
Axle load, permissibl e.................... 344
ESP ®
(Electronic Stability Pro-
gram) ............................................... 68
Failure check for LEDs ................... 212
General notes ................................ 209
Trailer tow hitch display message .. 251
Towing away
Fitting the towing ey e.................... 316
Removing the towing eye ............... 317
With both axles on the ground ....... 317
Towing eye ......................................... 305
Traffic Sign Assist
Activating/deactivating the warn-ing function .................................... 221
Display message ............................ 241
Function/note s............................. 197
Important safety notes .................. 198
Instrument cluster display ............. 198 Index
19

Switching the seat ventilation on/off
Driver's and front-passenger seat
The three blue indicator lamps in the buttons
indicate the ventilation level you have selected.
X Turn the key to position 1or 2in the ignition
lock (Y page 139).
X To switch on: press button:repeatedly
until the desired ventilation level is set.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
i If the battery voltage is too low, the seat
ventilation may switch off.
i You can open the soft top and the rear side
windows with the key (Y page 90). The seat
ventilation of the driver's seat automatically
switches to the highest level. Seats
105Seats, steering wheel and mirrors Z

Combination switch
:
Main-beam headlamps
; Turn signal, right
= Headlamp flasher
? Turn signal, left
X To indicate briefly: press the combination
switch briefly to the pressure point in the
direction of arrow ;or?.
The corresponding turn signal flashes three
times.
X To indicate: press the combination switch
beyond the pressure point in the direction of
arrow ;or?.
X To switch on the main-beam headlamps
manually:
turn the key to position 2in the
ignition lock or start the engine.
X Vehicles without Adaptive Highbeam Assist
Plus: turn the light switch to LorÃ.
X Vehicles with Adaptive Highbeam Assist Plus:
turn the light switch to L.
X Press the combination switch beyond the
pressure point in the direction of arrow :.
In the Ãposition, the main-beam head-
lamps are only switched on when it is dark and
the engine is running.
The blue Kindicator lamp in the instru-
ment cluster lights up when the main-beam
headlamps are switched on.
X To switch off the main-beam headlamps:
move the combination switch back to its nor- mal position.
The blue Kindicator lamp in the instru-
ment cluster goes out.
Vehicles with Adaptive Highbeam Assist
Plus: if Adaptive Highbeam Assist Plus is acti-
vated, it automatically controls activation and
deactivation of the main-beam headlamps
(Y page 117). Hazard warning lamps
X
To switch on the hazard warning lamps:
press button :.
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 :.
The hazard warning lamps switch on automati-
cally if:
R an airbag is deployed or
R the vehicle decelerates rapidly from a speed
of above 70 km/h and comes to a standstill
The hazard warning lamps switch off automati-
cally if the vehicle reaches a speed of above
10 km/h again after a full brake application.
i The hazard warning lamps continue to oper-
ate even if the ignition is switched off. Intelligent Light System
General notes The Intelligent Light System is a system that
adjusts the headlamps automatically to suit the
prevailing driving and weather conditions. It
offers advanced functions for improved illumi-
nation of the road surface, e.g. depending on the vehicle speed or weather conditions. The sys-
tem includes the active light function, corneringlight function, motorway mode and extended
range foglamps. The system is only active when it is dark.
You can activate or deactivate the "Intelligent
Light System" function using the on-board com-
puter (Y page 224). 116
Exterior lightingLights and windscreen wipers