Central locking
Automatic locking (on-board
computer)......................................284
Locking/unlocking (SmartKey)........80
Changing bulbs
Brake lamps...................................140
High-beam headlamps...................139
Low-beam headlamps....................138
Child-proof locks
Important safety notes....................65
Rear doors.......................................66
Children
In the vehicle...................................60
Restraint systems............................60
Special seat belt retractor...............63
Child seat
LATCH-type (ISOFIX) child seat
anchors ............................................ 63
Top Tether.......................................64
Cigarette lighter................................352
Cleaning
Mirror turn signal...........................380
Trailer tow hitch.............................381
Climate control
3-zone automatic climate control
with additional rear-compartment
climate control ............................... 152
Automatic climate control (3-zone) 150
Controlling automatically...............156
Cooling with air dehumidification..155
Defrosting the windows.................160
Defrosting the windshield..............159
Dual-zone automatic climate
control...........................................147
Important safety notes..................146
Indicator lamp ................................ 156
Information about using 3-zone
automatic climate control..............154
Maximum cooling..........................159
Notes on using dual-zone
automatic climate control..............149
Overview of systems......................146
Problems with cooling with air
dehumidification............................156
Problem with the rear window
defroster........................................161
Rear control panel.........................150
Rear control panel (3-zone
automatic climate control with
additional rear-compartment
climate control).............................152
Refrigerant.....................................452
Refrigerant filling capacity.............452
Setting the air distribution.............158
Setting the airflow.........................158
Setting the air vents......................162
Setting the climate mode (AIR
FLOW)............................................157
Setting the temperature................157
Switching air-recirculation mode
on/off............................................161
Switching on/off...........................154
Switching residual heat on/off......161
Switching the rear window
defroster on/off............................160
Switching the ZONE function on/
off..................................................159
Coat hooks.........................................347
Cockpit
Overview..........................................32
see Instrument cluster
COLLISION PREVENTION ASSIST
Operation/notes..............................69
COMAND
ON&OFFROAD menu.....................262
see separate operating instructions
COMAND display
Cleaning ......................................... 381
Combination switch..........................131
Consumption statistics (on-board
computer)..........................................275
Convenience closing feature..............95
Convenience opening feature............95
Coolant (engine)
Checking the level.........................373
Display message............................306
Filling capacity...............................451
Important safety notes..................450
Temperature (on-board computer).287
Temperature gauge ........................ 272
Warning lamp ................................. 334
Cooling
see Climate control
Copyright.............................................30
Index7
High-beam headlamps
Adaptive Highbeam Assist.............134
Changing bulbs..............................139
Display message............................304
Switching on/off...........................132
Hill start assist..................................171
HOLD function
Deactivating ................................... 217
Display message............................312
Function/notes.............................216
Hood
Closing ...........................................371
Display message............................321
Important safety notes..................370
Opening.........................................370
Hydroplaning.....................................195
I
Ignition lock
see Key positions
Immobilizer..........................................77
Indicator lamps
see Warning and indicator lamps
Indicators
see Turn signals
Insect protection on the radiator....371
Inspection
see ASSYST PLUS
Instrument cluster
Overview..........................................33
Warning and indicator lamps...........34
Instrument cluster lighting..............272
Interior lighting.................................135
Automatic control..........................136
Delayed switch-off (on-board
computer)......................................284
Emergency lighting........................137
Manual control ............................... 136
Overview........................................135
Reading lamp.................................135
Setting the brightness of the
ambient lighting (on-board
computer)......................................283
Setting the color of the ambient
lighting (on-board computer).........283
J
Jack
Storage location............................386
Using.............................................429
Jump starting (engine)......................395
K
KEYLESS-GO
Convenience closing feature............96
Display message............................323
Locking............................................81
Start/Stop button .......................... 167
Starting the engine........................170
Unlocking ......................................... 81
Key positions
KEYLESS-GO..................................167
SmartKey.......................................167
Kickdown
Driving tips....................................176
Manual drive program....................180
Knee bag..............................................47
L
Lamps
see Warning and indicator lamps
Lane Keeping Assist
Activating/deactivating.................282
Display message............................313
Function/information....................245
see Active Lane Keeping Assist
Lap time (RACETIMER)......................287
LATCH-type (ISOFIX) child seat
anchors................................................63
Level control (display message)......310
Level control (vehicles with
AIRMATIC package)
Basic settings................................219
Function/notes.............................218
Important safety notes..................218
Level control (vehicles with the
ON&OFFROAD package)
Basic settings................................213
Function/notes.............................212
Important safety notes..................212
License plate lamp (display
message)............................................ 304
12Index
Light function, active
Display message............................305
Lighting
Light switch...................................128
Lights
Activating/deactivating the
interior lighting delayed switch-off.284
Active light function.......................133
Adaptive Highbeam Assist.............134
Automatic headlamp mode............128
Cornering light function.................133
Driving abroad...............................128
Hazard warning lamps...................132
High beam flasher .......................... 132
High-beam headlamps...................132
Low-beam headlamps....................129
Parking lamps................................130
Rear fog lamp................................130
Setting the brightness of the
ambient lighting (on-board
computer)......................................283
Setting the color of the ambient
lighting (on-board computer).........283
Standing lamps..............................131
Switching the daytime running
lamps on/off (on-board computer) 283
Switching the exterior lighting
delayed switch-off on/off (on-
board computer)............................284
Switching the surround lighting
on/off (on-board computer)..........284
Turn signals...................................131
see Interior lighting
see Replacing bulbs
Light sensor (display message).......306
Loading guidelines............................340
Locking
see Central locking
Locking (doors)
Automatic........................................88
Emergency locking ........................... 88
From inside (central locking
button).............................................87
Locking centrally
see Central locking
Locking verification signal (on-
board computer)...............................285
Low-beam headlamps
Changing bulbs..............................138
Display message............................303
Setting for driving abroad
(symmetrical).................................128
Switching on/off...........................129
LOW RANGE
Display message............................312
Off-road gear.................................259
LOW RANGE off-road gear................259
Lumbar support
Adjusting (on the seat)..................116
Luxury head restraints.....................109
M
M+S tires............................................ 406
Malfunction message
see Display messages
Matte finish (cleaning instructions)378
mbrace
Call priority....................................359
Display message............................297
Downloading destinations
(COMAND).....................................359
Downloading routes.......................363
Emergency call..............................356
General notes................................355
Geo fencing...................................363
Locating a stolen vehicle...............362
MB info call button........................358
Remote vehicle locking..................361
Roadside Assistance button..........358
Search & Send...............................360
Self-test.........................................356
Speed alert....................................363
System..........................................356
Triggering the vehicle alarm ........... 364
Vehicle remote malfunction
diagnosis.......................................362
Vehicle remote unlocking..............361
Mechanical key
Function/notes ................................ 82
Inserting..........................................83
Locking vehicle................................88
Removing.........................................82
Unlocking the driver's door..............88
Index13