
1, 2, 3 ...
12 V socket see Sockets
A
ABS (Anti-lock Braking System) Display message ............................ 214
Function/notes ................................ 61
Important safety notes ....................61
Warning lamp ................................. 242
Activating/deactivating cooling
with air dehumidification ................. 134
Active Blind Spot Assist Activating/deactivating (on-
board computer) ............................ 207
Function/information ....................189
Active Driving Assistance package . 189
Active Lane Keeping Assist Activating/deactivating (on-
board computer) ............................ 207
Display message ............................ 229
Function/information ....................192
Active Light System
Display message ............................ 224
Active service system PLUS
see ASSYST PLUS service interval
display
ADAPTIVE BRAKE ................................. 65
Adaptive Highbeam Assist Display message ............................ 225
Function/notes ............................. 120
Switching on/off (on-board
computer) ...................................... 209
Additives (engine oil) ........................ 344
Air bags Display message ............................ 221
Front air bag (driver, front
passenger) ....................................... 39
Important safety notes ....................38
Knee bag .......................................... 40
PASSENGER AIRBAG OFF
indicator lamp .................................. 43
Pelvis air bag ................................... 42
Safety guidelines ............................. 37
Side impact air bag ..........................41
Window curtain air bag ....................43
AIRCAP
Cleaning instructions .....................283
Extending/retracting .......................94
General notes .................................. 94
Installing/removing the wind
screen .............................................. 95
Air-conditioning system
see Climate control
Air pressure
see Tire pressure
AIRSCARF
Setting the vents ........................... 141
Switching on/off ........................... 108
Air vents
Glove box ....................................... 141
Important safety notes ..................140
Rear ............................................... 141
Setting ........................................... 140
Setting the AIRSCARF vents ..........141
Setting the center air vents ...........140
Setting the side air vents ...............140
Switching AIRSCARF on/off ..........108
Alarm system
see ATA (Anti-Theft Alarm system)
Alertness Assistant
see ATTENTION ASSIST
Anti-lock Braking System
see ABS (Anti-lock Braking System)
Anti-Theft Alarm system
see ATA (Anti-Theft Alarm system)
Anti-theft system
ATA (Anti-Theft Alarm system) .........67
Ashtray ............................................... 259
Assistance menu (on-board
computer) .......................................... 206
ASSYST PLUS see ASSYST PLUS service interval
display
ATA (Anti-Theft Alarm system)
Activating/deactivating ...................67
Function ........................................... 67
Switching off the alarm ....................67
ATTENTION ASSIST
Activating/deactivating .................207
Display message ............................ 228
Function/notes ............................. 185
Audio menu (on-board computer) .... 2034Index

Audio systemsee separate operating instructions
Authorized Mercedes-Benz Center
see Qualified specialist workshop
AUTO lights
Display message ............................ 225
see Lights
Automatic headlamp mode .............. 118
Automatic transmission Automatic drive program ...............152
Changing gear ............................... 151
Display message ............................ 236
Driving tips .................................... 151
Emergency running mode ..............155
Kickdown ....................................... 151
Manual drive program ....................154
Problem (malfunction) ...................155
Program selector button ................151
Pulling away ................................... 147
Releasing the parking lock
manually ........................................ 155
Selector lever ................................ 149
Shift ranges ................................... 153
Starting the engine ........................146
Steering wheel paddle shifters ......152
Transmission position display ........150
Transmission positions ..................150
Automatic transmission
emergency mode ............................... 155
B
Back support see Lumbar support
Bag hook ............................................ 255
BAS (Brake Assist System) ................. 62
Basic settings see Settings
BAS PLUS (Brake Assist System
PLUS) .................................................... 62
Battery (SmartKey) Checking .......................................... 74
Important safety notes ....................74
Replacing ......................................... 74
Battery (vehicle)
Charging ........................................ 298
Display message ............................ 227
Important safety notes ..................296
Jump starting ................................. 299
Belt
see Seat belts
Blind Spot Assist
Activating/deactivating .................207
Notes/function .............................. 186
see Active Blind Spot Assist
Brake Assist System
see BAS (Brake Assist System)
Brake fluid
Display message ............................ 216
Notes ............................................. 344
Brake fluid level ................................ 278
Brake lamps Display message ............................ 223
Brakes
ABS .................................................. 61
BAS .................................................. 62
BAS PLUS ........................................ 62
Brake fluid (notes) .........................344
Display message ............................ 214
Driving tips .................................... 161
Important safety notes ..................161
Maintenance .................................. 162
Parking brake ................................ 159
Warning lamp ................................. 241
Breakdown
see Flat tire
see Towing away/tow-starting
Bulbs
see Changing bulbs
C
California Important notice for retail
customers and lessees ....................21
Calling up a malfunction
see Display messages
Capacities
see Technical data
Car
see Vehicle
Care
AIRCAP .......................................... 283
Carpets .......................................... 287
Car wash ........................................ 280
Index5

Mechanical key ................................ 73
Positions (ignition lock) .................145
Problem (malfunction) .....................76
Starting the engine ........................146
Snow chains ...................................... 311
Sockets Center console .............................. 261
Points to observe before use .........261
Rear compartment .........................261
Soft top
AIRCAP ............................................ 94
Cleaning ......................................... 282
Closing manually in an emergency ... 88
Display message ............................ 238
Important safety notes ....................86
Installing/removing the AIRCAP
wind screen ..................................... 95
Opening/closing (with key) .............. 88
Opening/closing (with soft-top
switch) ............................................. 87
Problem (malfunction) .....................97
Relocking ......................................... 93
wind screen ..................................... 93
Soft-top switch .................................... 87
Spare wheel Notes/data .................................... 335
Storage location ............................ 290
see Emergency spare wheel
Specialist workshop ............................ 23
Speed, controlling see Cruise control
Speedometer
Digital ............................................ 201
In the Instrument cluster .................27
Segments ...................................... 197
Selecting the unit of
measurement ................................ 208
see Instrument cluster
SRS (Supplemental Restraint
System) Display message ............................ 218
Introduction ..................................... 36
Warning lamp ................................. 244
Warning lamp (function) ................... 36
Standing lamps
Changing bulbs .............................. 125
Display message ............................ 224
Switching on/off ........................... 116Starting (engine) ................................ 146
Station see Radio
Steering (display message) .............. 237
Steering wheel Adjusting (electrically) ...................109
Button overview ............................... 29
Buttons (on-board
computer) ...................................... 197
Cleaning ......................................... 286
Important safety notes ..................109
Paddle shifters ............................... 152
Storing settings (memory
function) ........................................ 113
Steering wheel paddle shifters ........ 152
Stowage compartments Armrest (under) ............................. 253
Cup holders ................................... 257
Glove box ....................................... 252
Important safety information .........252
Parcel net ...................................... 253
Stowage well beneath the trunk
floor .................................................... 256
Summer opening see Convenience opening feature
Summer tires ..................................... 310
Sun visor ............................................ 258
Supplemental Restraint System see SRS (Supplemental Restraint
System)
Surround lighting (on-board
computer) .......................................... 209
Switching air-recirculation mode
on/off ................................................. 139
Switching off the alarm (ATA) ............ 67
T
Tachometer ........................................ 197
Tail lamps Display message ............................ 223
Tank
see Fuel tank
Tank content
Fuel gauge ....................................... 27
16Index

Towing away .................................. 301
Transporting .................................. 302
Unlocking (in an emergency) ...........79
Unlocking (SmartKey) ......................71
Vehicle data ................................... 346
Vehicle battery
see Battery (vehicle)
Vehicle data ....................................... 346
see Technical data
Vehicle dimensions ........................... 346
Vehicle emergency locking ................ 79
Vehicle identification number see VIN
Vehicle identification plate .............. 339
Vehicle tool kit .................................. 290
VIN ...................................................... 339
W
Warning and indicator lamps ABS ................................................ 242
Brakes ........................................... 241
Check Engine ................................. 245
Coolant .......................................... 246
Cruise control ................................ 164
Distance warning ........................... 248
DISTRONIC PLUS ........................... 248
ESP ®
.............................................. 242
ESP ®
OFF ....................................... 243
Fuel tank ........................................ 245
LIM (DISTRONIC PLUS) ..................168
Overview .......................................... 28
PASSENGER AIRBAG OFF
indicator lamp .................................. 43
Reserve fuel ................................... 245
Seat belt ........................................ 240
SRS ................................................ 244
Tire pressure monitor ....................249
Warranty ............................................ 339
Washer fluid Display message ............................ 238
see Windshield washer system
Wheel bolt tightening torque ........... 295
Wheel chock ...................................... 292
Wheels Changing a wheel .......................... 291
Checking ........................................ 309
Cleaning ......................................... 281
Important safety notes ..................308
Interchanging/changing ................332
Mounting a wheel .......................... 294
Removing a wheel ..........................294
Storing ........................................... 333
Tightening torque ........................... 295
Wheel size/tire size .......................333
Wind deflector
see AIRCAP
Wind deflector (cleaning
instructions) ...................................... 283
Window curtain air bag Display message ............................ 218
Operation ......................................... 43
Windows
Cleaning ......................................... 284
see Side windows
Wind screen (cleaning
instructions) ...................................... 283
Windshield Defrosting ...................................... 137
Windshield washer system .............. 277
Notes ............................................. 346
Windshield wipers
Problem (malfunction) ...................127
Replacing the wiper blades ............126
Switching on/off ........................... 125
Winter driving
Important safety notes ..................310
Slippery road surfaces ...................163
Snow chains .................................. 311
Winter tires
M+S tires ....................................... 310
Wiper blades
Cleaning ......................................... 284
Important safety notes ..................126
Wooden trim (cleaning
instructions) ...................................... 286Index19

CabrioletFunctionPage:Hazard warning lamps119;ATA indicator lamp67=45 indicator lamp43?Moves the seat-belt
extender forwards
52
ACOMAND; see separate
operating instructionsBSeat heating107CSeat ventilation108DAIRSCARF108ERetracts the rear seat head
restraints
105
FPARKTRONIC178GDynamic driving package
with sports mode
175
FunctionPageHAshtray259Cigarette lighter260ISelector lever149JCup holder257KStowage compartment252LAIRCAP94MOpens and closes the side
windows
83
NOpens and closes the soft
top
86
OCOMAND controllerPSelects the drive program151Center console31At a glance

vehicles. This helps to prevent damage to
the vehicle.
! Observe the backrest position of the front
seats if the wind screen is installed, since
the backrest could collide with the wind
screen here.XWhen installing the wind screen, use lateral
brackets :.
Observe the manufacturer's installation
instructions.
AIRCAP
General notes
With AIRCAP, four people can travel
comfortably with the soft top open. AIRCAP
reduces the draft for the driver and
passengers in both the front and the rear
compartment in a vehicle with the soft top
down. You can open and close AIRCAP when
the vehicle is stationary or during the journey
at a speed of up to 100 mph (160 km/h).
AIRCAP has the following components:
R a wind deflector between the windshield
and the soft top
R an AIRCAP wind screen between the two
head restraints on the rear bench seat
GWARNING
When extending and retracting AIRCAP, make
sure that no one can become trapped. If there
is a risk of entrapment, press the button again
to retract AIRCAP again.
The AIRCAP button is located under the cover
in the lower center console.:AIRCAP button
Extending AIRCAP
XTurn the SmartKey to position 2 in the
ignition lock.XOpen the cover on the lower section of the
center console.XPress AIRCAP button :.
The two indicator lamps on the AIRCAP
button light up.94Soft top (Cabriolet)Opening/closing

Wind deflector ; extends. The head
restraints on the rear bench seats and
AIRCAP wind screen = move to the center
position simultaneously.
If one or two passengers in the rear
compartment then fasten their seat belts, the
head restraints in the rear bench seats and
AIRCAP wind screen = move to the upper
position.
i If, when AIRCAP is extended, you park
your vehicle with the soft top down and
remove the SmartKey, the wind deflector
and the head restraints in the rear
compartment retract automatically. When
you return to your vehicle and start the
engine again, the wind deflector and the
head restraints in the rear compartment
are extended again.
i It is no longer possible to retract/extend
AIRCAP if you are driving faster than
100 mph (160 km/h).
Retracting AIRCAPXTurn the SmartKey to position 2 in the
ignition lock.XOpen the cover on the lower section of the
center console.XPress AIRCAP button :.
The two indicator lamps on the AIRCAP
button go out. Wind deflector ; retracts.
The head restraints on the rear bench seats
and AIRCAP wind screen = move to the
lowest position simultaneously.
i If there are passengers wearing seat belts
in the rear compartment, the head
restraints on the rear bench seats and the
AIRCAP wind screen remain in the upper
position.
Retracting the head restraints on the
rear bench seats from the driver's seat
To improve the rear view, you can retract the
head restraints on the rear bench seats
individually ( Y page 105). The wind deflector
remains in its current position.
Installing/removing the AIRCAP wind
screen
Preparation
You will need a 4 mm hex-socket wrench to
install/remove the AIRCAP wind screen.
Before installing or removing the AIRCAP
wind screen:
XTurn the SmartKey to position 2 in the
ignition lock.XOpen the folding roof fully ( Y page 87).XExtend the head restraints in the rear
compartment fully ( Y page 105).
Removing
Bolts on the AIRCAP wind screen between the head
restraints in the rear compartment
XUse the 4 mm hex-socket wrench to turn
the bolts on both sides counter-clockwise
by about 90° and loosen them.XPull the bolts out of the brackets on the
head restraints.Soft top (Cabriolet)95Opening/closingZ

XPull the AIRCAP wind screen out of the
guide rails in the direction of the arrow.
Make sure that you pull the AIRCAP wind
screen forwards slightly when doing so.
Installing
XKeeping the AIRCAP wind screen
horizontal, guide it into the slot between
the head restraints in the direction of the
arrow with both racks straight down.XPush the AIRCAP wind screen down until
the bolts are at the same height as the
brackets on the head restraints.XInsert the bolts into the brackets on both
sides.XTighten the bolts with the 4 mm hex-socket
wrench until they engage.
The markings on the bolts are vertical.96Soft top (Cabriolet)Opening/closing