2018 MERCEDES-BENZ C-CLASS CABRIOLET lock

1, 2, 3 ...
4ETS (Electronic Traction System)see ETS/4ETS (Electronic Trac-
tion System)
4MATIC (permanent four-wheel
drive) .................................................. 166
12 V socket
see Socket (12 V)
360° camera
Cleaning .........................................2 92
Display in the multimedia system .. 178
Function/notes .............................1 76
A
ABS (Anti-lock Braking System)
Display message ............................ 213
Function/notes ................................ 64
Warning lamp ................................. 244
Acceleration
see Kickdown
Accident
Automatic measures after an acci-
dent ................................................. 59
Accident warning
see Driving safety system
Activating media mode
General notes ................................ 261
Activating/deactivating cooling
with air dehumidification ................. 117
Active Blind Spot Assist
Activating/deactivating (on-
board computer) ............................ 205
Display message ............................ 230
Function/notes .............................1 86
Active Brake Assist
Activating or deactivating .............. 204
Display message ............................ 218
Function/notes ................................ 65
Active Brake Assist with cross-
traffic function
Activating or deactivating .............. 205
Display message ............................ 219
Function/notes ................................ 71
Important safety notes .................... 72
Warning lamp ................................. 250 Active Lane Keeping Assist
Activating/deactivating (on-
board computer) ............................ 205
Display message ............................ 229
Function/information .................... 189
Active light function
Display message ............................ 224
Active Service System PLUS
see ASSYST PLUS
ADAPTIVE BRAKE ................................. 71
Adaptive Brake Assist
Function/notes ................................ 67
Adaptive Damping System
Function/notes ............................. 165
Adaptive Damping System with
continuous damping adjustment
(ADS PLUS) ........................................ 164
Adaptive Highbeam Assist
Display message ............................ 224
Function/notes ............................. 109
Switching on/off ........................... 110
Additional speedometer ................... 207
Additives (engine oil) ........................ 343
Address book
see also Digital Operator's Man-
ual .................................................. 253
A

djusting the volume
Multimedia system ........................ 254
After-sales service center
see ASSYST PLUS
Air bags
Deployment ..................................... 56
Display message ............................ 222
Front air bag (driver, front
passenger) ....................................... 50
Head bag ......................................... 51
Important safety notes .................... 49
Introduction ..................................... 48
Knee bag .......................................... 50
Occupant Classification System
(OCS) ............................................... 51
PASSENGER AIR BAG indicator
lamps ............................................... 44
Side impact air bag .......................... 50
Air vents
Important safety notes .................. 120
Rear ............................................... 120
Setting ........................................... 120
4Index

Setting the blower output of the
AIRSCARF vents ............................. 121
Setting the center air vents ........... 120
Setting the side air vents ............... 120
Switching AIRSCARF on/off .......... 100
Air-conditioning system
see Climate control
Airbag
Warning lamp ................................. 247
AIRCAP
Cleaning instructions ..................... 289
Extending/retracting ....................... 91
Important safety notes .................... 91
AIRMATIC
Display message ............................ 228
Function/notes ............................. 163
Setting the normal vehicle level ..... 164
Setting the raised vehicle level ...... 164
AIRSCARF
Switching on/off ........................... 100
AIRSCARF vents
Setting the blower output .............. 121
Alarm
ATA (Anti-Theft Alarm system) ......... 74
Switching off (ATA) .......................... 74
Switching the function on/off
(ATA) ................................................ 74
Alarm system
see ATA (Anti-Theft Alarm system)
All-wheel drive
see 4MATIC (permanent four-
wheel drive)
AMG
Adaptive sport suspension sys-
tem ................................................ 165
Performance Seat ............................ 98
Switchable performance exhaust
system ........................................... 129
AMG menu (on-board computer) ..... 208
Animals
see Pets in the vehicle
Anti-lock braking system
see ABS (Anti-lock Braking System)
Anti-skid chains
see Snow chains
Anti-Theft Alarm system
see ATA (Anti-Theft Alarm system) AppCode
see QR code
Armrest
Stowage compartment .................. 264
Ashtray ............................................... 269
Assistance display (on-board com-
puter) .................................................. 203
Assistance menu (on-board com-
puter) .................................................. 204
Assistance system
see Driving systems
ASSYST PLUS
Displaying a service message ........ 285
Driving abroad ............................... 286
Hiding a service message .............. 285
Rese
tting the service interval dis-
play ................................................ 286
Service message ............................ 285
Special service requirements ......... 286
ATA (Anti-Theft Alarm system)
Activating/deactivating ................... 74
Function ........................................... 74
Switching off the alarm .................... 74
ATTENTION ASSIST
Activating/deactivating ................. 205
Display message ............................ 228
Displaying level .............................. 181
Function/notes ............................. 180
Authorized Mercedes-Benz Center
see Qualified specialist workshop
Authorized workshop
see Qualified specialist workshop
AUTO lights
Display message ............................ 224
see Lights
Automatic car wash (care) ............... 286
Automatic engine start (ECO start/
stop function) .................................... 128
Automatic engine switch-off (ECO
start/stop function) .......................... 127
Automatic headlamp mode .............. 107
Automatic transmission
Accelerator pedal position ............. 135
Changing gear ............................... 135
DIRECT SELECT lever ..................... 133
Display message ............................ 236
Double-clutch function .................. 135
Index5

see Flat tire
see Towing away
Brightness control (instrument
cluster lighting) ................................... 35
Buttons on the steering wheel ......... 193
C
California
Important notice for retail cus-
tomers and lessees .......................... 28
Calling up a malfunction
see Display messages
Calling up the climate control bar
Multimedia system ........................ 258
Calling up the climate control
menu
Multimedia system ........................ 258
Camera
see 360° camera
see Rear view camera
Car
see Vehicle
Car wash
see Care
Care
360° camera ................................. 292
AIRCAP .......................................... 289
Car wash ........................................2 86
Carpets .......................................... 294
Display ...........................................2 93
Exhaust pipe .................................. 292
Exterior lights ................................ 291
General notes ................................ 286
Interior ...........................................2 93
Matte finish ................................... 289
Paint .............................................. 288
Plastic trim ....................................2 93
Power washer ................................ 288
Rear view camera .......................... 292
Roof lining ...................................... 294
Seat belt ........................................ 294
Seat cover ..................................... 294
Selector lever ................................ 293
Sensors ......................................... 292
Soft top .......................................... 289
Steering wheel ............................... 293
Trim pieces .................................... 293 Washing by hand ........................... 287
Wheels ........................................... 291
Wind deflector ............................... 289
Wind screen ................................... 290
Windows ........................................ 291
Wiper blades .................................. 291
Wooden trim .................................. 293
Cargo tie down rings ......................... 266
CD
see also Digital Operator's Man-
ual .................................................. 253
CD player (on-board computer) ........ 201
Center console
Lower section .................................. 39
Lower section (Mercedes-AMG
vehicles) .......................................... 40
Upper section .................................. 38
Central locking
Locking/u
nlocking (SmartKey) ........ 76
Change of address .............................. 29
Change of ownership .......................... 29
Changing the media source ............. 200
Charge-air pressure (on-board
computer, Mercedes-AMG vehi-
cles) .................................................... 208
Child
Restraint system .............................. 60
Child seat
Forward-facing restraint system ...... 63
LATCH-type (ISOFIX) child seat
anchors ............................................ 61
On the front-passenger seat ............ 63
Rearward-facing restraint system .... 63
Top Tether ....................................... 62
Children
Special seat belt retractor ............... 60
Children in the vehicle
Important safety notes .................... 59
Cigarette lighter ................................ 270
Cleaning
Mirror turn signal ........................... 292
Climate control
Control panel for dual-zone auto-
matic climate control ..................... 115
Controlling automatically ............... 117
Cooling with air dehumidification .. 117
Index7

Data
see Technica ldat a
Dat acarrier
Selecting ........................................ 20 1
Daytime runnin glam pmode
see Daytime running lamp s
Daytime runnin glamps
Displa ymessage ............................ 22 4
Function/notes ............................ .107
Switching on/off (on-board com-
puter) ............................................. 207
Diagnostics connection ......................31
Digital Operator's Manua l
Help ................................................ .26
Introduction .....................................2 6
Digital speedometer .........................197
DIRECT SELECT lever
Automatic transmission ................. 133
Display
see Display messages
see Warning and indicator lamps
Display messages
ASSYST PLUS ................................ 285
Calling up (on-board computer) ..... 212
Driving systems .............................2 28
Engine ............................................ 225
General notes ................................ 211
Hiding (on-board computer) ........... 211
Introduction ................................... 211
Lights ............................................. 224
Safety systems .............................. 213
SmartKey ....................................... 240
Tires ............................................... 234
Vehicle ...........................................2 36
Distance control
see Driving system
Distance Pilot DISTRONIC
Activating ....................................... 155
Activation conditions ..................... 155
Cruise control lever ....................... 155
Display Message .............. .............. 231
Di

splays in the instrument cluster .. 157
Driving tips ....................................1 59
Driving with Distance Pilot
DISTRONIC ....................................1 56
Function/notes .............................1 53
Important safety notes .................. 154
Setting a speed .............................. 157 Setting the specified minimum
distance ......................................... 157
Stopping ........................................ 156
Switching off .................................. 158
with Steering Pilot ......................... 159
Distance recorder .............................1 96
Distance warning (warning lamp) .... 250
Distance warning function
Function/notes ................................ 66
Distance warning system
see Active Brake Assist
Doors
Automatic locking (switch) ...............8 2
Central locking/unlocking
(SmartKey) ...................................... .76
Control panel .................................. .42
Display message ............................ 238
Emergency locking ........................... 83
Emergency unlocking ....................... 83
Important safety notes .................... 81
Opening (from inside) ...................... 81
Drinking and driving ......................... 147
Drive program
Automatic transmission ................. 136
SETUP (on-board computer,
Mercedes-AMG vehicles) ............... 209
Drive programs
Display (DIRECT SELECT lever) ...... 134
DYNAMIC SELECT switch .............. 130
Driver's door
see Doors
Driver's seat
see Seat
Driving abroad
Mercedes-Benz Service ................. 286
Driving Assistance PLUS package ... 186
Driving on flooded roads .................. 150
Driving safety system
Active Brake Assist .......................... 65
Crosswind Assist ............................. 71
Drivin g safety systems
ABS (Anti-lock Braking System) ....... 64
Active Brake Assist with cross-
traffic function ................................. 71
ADAPTIVE BRAKE ............................. 71
Adaptive Brake Assist ...................... 67
BAS (Brake Assist System) .............. 65
Index9

Selecting displays .......................... 206
Setting the position ....................... 206
Storing settings (memory func-
tion) ............................................... 106
Switching on or off ......................... 195
Headlamps
Display message ............................ 224
Fogging up ..................................... 110
see Automatic headlamp mode
Heating
see Climate control
High beam flasher ............................. 108
High-beam headlamps
Adaptive Highbeam Assist ............. 109
Display message ............................ 224
Switching on/off ........................... 108
Hill start assist .................................. 127
HOLD function
Activating ....................................... 162
Activation conditions ..................... 161
Deactivating ................................... 162
Display message ............................ 231
Function/notes ............................. 161
General notes ................................ 161
Home address
see also Digital Operator's Man-
ual .................................................. 253
Hood
Closing ........................................... 282
Display message ............................ 238
Important safety notes .................. 281
Opening ......................................... 281
Horn ...................................................... 35
HUD
see Head-up display
Hydroplaning ..................................... 150
I
Ignition key
see SmartKey
Ignition lock
see Key positions
Immobilizer .......................................... 74
Indicator lamps
see Warning and indicator lamps
Indicators
see Turn signals Insect protection on the radiator
.... 282
Inspection
see ASSYST PLUS
Instrument cluster
Overview .......................................... 36
Warning and indicator lamps ........... 36
Instrument cluster lighting .............. 192
Interior lighting
Automatic control .......................... 111
Control ........................................... 111
Overview ........................................ 110
Reading lamp ................................. 110
iPod
®
see also Digital Operator's Man-
ual .................................................. 253
J
Jack Using ............................................. 333
Jump starting (engine) ...................... 304
K
Key positions
SmartKey ....................................... 123
Start/Stop button .......................... 124
KEYLESS-GO
Activating ......................................... 77
Deactivation ..................................... 77
Locking ............................................ 77
Removing the Start/Stop button ... 124
Start function ................................... 77
Unlocking ......................................... 77
Kickdown
Driving tips .................................... 136
Manual gearshifting ....................... 141
Knee bag .............................................. 50
L
Lamps
see Warning and indicator lamps
Lane Change Assist
see Active Blind Spot Assist
Lane detection (automatic)
see Lane Keeping Assist
Lane Keeping Assist
Activating/deactivating ................. 185
Index13

Activating/deactivating (on-
board computer) ............................ 205
Display message ............................ 229
Function/information .................... 184
see Active Lane Keeping Assist
Lane Tracking package ..................... 182
Lap time (RACETIMER) ...................... 210
LATCH-type (ISOFIX) child seat
anchors ................................................ 61
License plate lamp (display mes-
sage) ................................................... 224
Light function, active
Display message ............................ 224
Light switch
Operation ....................................... 107
Lights
Adaptive Highbeam Assist ............. 109
Automatic headlamp mode ............ 107
Cornering light function ................. 109
Fogged up headlamps .................... 110
General notes ................................ 107
Hazard warning lamps ...................1 09
High beam flasher .......................... 108
High-beam headlamps ................... 108
Light switch ................................... 107
Low-beam headlamps .................... 108
Parking lamps ................................ 108
Rear fog lamp ................................ 108
Setting exterior lighting ................. 107
Standing lamps .............................. 108
Switching the daytime running
lamps on/off (on-board com-
puter) ............................................. 207
Turn signals ................................... 108
see Interior lighting
see Replacing bulbs
Loading guidelines ............................ 263
Locking
see Central locking
Locking (doors)
Automatic ........................................ 82
Emergency locking ........................... 83
From inside (central locking but-
ton) ..................................................8 2
Locking centrally
see Central locking Low-beam headlamps
Display message ............................ 224
Switc
hing on/off .......................... .108
Lubricant additives
see Additives (engine oil)
Luggage cover
see Trunk partition
Lumbar support
Adjusting the 4-way lumbar sup-
port ..................................................9 8
M
M+S tires............................................ 314
Malfunction message
see Display messages
Matte finish (cleaning instruc-
tions) .................................................. 289
mbrace
Call priority ....................................2 74
Display message ............................ 218
Downloading destinations
(COMAND) ..................................... 274
Downloading routes ....................... 277
Emergency call .............................. 272
General notes ................................ 271
Geo fencing ................................... 277
Info call button .............................. 273
Locating a stolen vehicle ...............2 76
Remote fault diagnosis .................. 276
Remote vehicle locking .................. 275
Roadside assistance button ........... 273
Search & Send ............................... 275
Self-test ......................................... 271
Speed alert .................................... 277
System .......................................... 271
Triggering the vehicle alarm ........... 277
Vehicle remote unlocking .............. 275
Mechanical key
Function/notes ................................ 78
General notes .................................. 78
Inserting .......................................... 78
Locking vehicle ................................ 83
Removing ......................................... 78
Unlocking the driver's door .............. 83
Media Interface
see Digital Operator's Manual
Memory card (audio) ......................... 201
14Index

Adjusting the 4-way lumbar sup-
port .................................................. 98
Adjusting the head restraint ............ 96
Calling up a stored setting (mem-
ory function) .................................. 106
Cleaning the cover ......................... 294
Folding the backrest (rear com-
partment) forwards/back .............. 265
Folding the backrests forward/
back ................................................. 97
Important safety notes .................... 94
Seat backrest display message ..... 238
Seat heating .................................... 99
Seat heating problem .................... 100
Seat ventilation ................................ 99
Seat ventilation problem ................ 100
Storing settings (memory func-
tion) ............................................... 106
Switching AIRSCARF on/off .......... 100
Securing a load
see Securing cargo
Securing cargo .................................. 266
Selecting a gear
see Automatic transmission
Selector lever
Cleaning ......................................... 293
see Automatic transmission
Sensors (cleaning instructions) ....... 292
Service center
see Qualified specialist workshop
Service Center
see Qualified specialist workshop
Service menu (on-board com-
puter) .................................................. 203
Service message
see ASSYST PLUS
Service products
Brake fluid ..................................... 343
Coolant (engine) ............................ 343
Engine oil ....................................... 342
Fuel ................................................ 340
Important safety notes .................. 340
Refrigerant (air-conditioning sys-
tem) ............................................... 344
Washer fluid ................................... 344
Setting the date/time format
see also Digital Operator's Man-
ual .................................................. 253 Setting the language
see also Digital Operator's Man-
ual .................................................. 253
Setting the time
see also Digital Operator's Man-
ual .................................................. 253
Se

ttings
Factory (on-board computer) ......... 207
On-board computer ....................... 203
SETUP (on-board computer,
Mercedes-AMG vehicles) .................. 209
Side impact air bag ............................. 50
Side marker lamp (display mes-
sage) ................................................... 224
Side windows
Cleaning ......................................... 291
Important safety information ........... 85
Opening/closing .............................. 86
Opening/closing (all) ....................... 86
Problem (malfunction) ..................... 87
Resetting ......................................... 87
Reversing feature ............................. 85
SIRIUS services
see also Digital Operator's Man-
ual .................................................. 253
SmartKey
Changing the battery ....................... 79
Changing the programming ............. 78
Checking the battery ....................... 79
Display message ............................ 240
Door central locking/unlocking ....... 76
Important safety notes .................... 76
KEYLESS-GO start function .............. 77
Loss ................................................. 80
Mechanical key ................................ 78
Opening/closing soft top ................. 90
Overview .......................................... 76
Positions (ignition lock) ................. 123
Problem (malfunction) ..................... 80
Starting the engine ........................ 125
Smartphone
Starting the engine ........................ 126
SMS
see also Digital Operator's Man-
ual .................................................. 253
Snow chains ...................................... 315
Socket (12 V)
Center console .............................. 270
Index19

General notes ................................ 270
Rear compartment .........................270
Soft top
AIRCAP ............................................ 91
Cleaning ......................................... 289
Display message ............................ 239
Important safety notes .................... 88
Opening/closing (SmartKey) ........... 90
Opening/closing (with soft-top
switch) ............................................. 89
Problem (malfunction) ..................... 93
Relocking ......................................... 90
wind screen ..................................... 91
Soft-top switch ....................................8 9
Sound
Switching on/off ........................... 254
Special seat belt retractor .................. 60
Specialist workshop ............................31
Speed, controlling
see Cruise control
Speedometer
Activating/deactivating the addi-
tional speedometer ........................ 207
Digital ............................................ 197
In the Instrument cluster ................. 36
Segments ...................................... 192
Selecting the display unit ............... 207
SPORT handling mode
Deactivating/activating
(Mercedes-AMG vehicles) ................6 9
Warning lamp ................................. 246
Sports exhaust system
AMG ............................................... 129
Standing lamps
Display message ............................2 24
Switching on/off ........................... 108
Start button
Display message ............................ 241
Start/Stop button
Key positions ................................. 124
Starting the engine ........................ 125
Start/stop function
see ECO start/stop function
Starting (engine) ................................ 125
Starting the engine
see Starting (engine)
STEER CONTROL .................................. 74 Ste
ering
Display message ............................ 238
Warning lamps ............................... 252
Steering assistant STEER CON-
TROL
see STEER CONTROL
Steering Pilot
Display message ............................ 232
with Distance Pilot DISTRONIC ...... 159
Steering wheel
Adjusting (electrically) ................... 101
Button overview ............................... 37
Buttons (on-board computer) ......... 193
Cleaning ......................................... 293
EASY ENTRY/EXIT feature ............. 101
Important safety notes .................. 100
Storing settings (memory func-
tion) ............................................... 106
Steering wheel heating
Problem (malfunction) ................... 101
Switching on/off ........................... 101
Steering wheel paddle shifters ........138
Stopwatch (RACETIMER) ................... 210
Stowage areas ................................... 263
Stowage compartments
Armrest (under) .............................2 64
Center console .............................. 264
Cup holders ................................... 267
Door ............................................... 265
Eyeglasses compartment ...............2 64
Glove box ....................................... 264
Important safety information ......... 263
Map pockets .................................. 265
Stowage net ................................... 265
see Stowage areas
Stowage net ....................................... 265
Stowage well beneath the trunk
floor .................................................... 267
Summer opening
see Convenience opening feature
Summer tires
In winter ........................................ 314
Sun visor ............................................ 268
Suspension setting
AIRMATIC ...................................... 164
AMG adaptive sport suspension
system ...........................................1 65
20Index