2021 MERCEDES-BENZ C-CLASS CABRIOLET lock

Boot lid
Activating/deactivating theta ilgate
opening limiter........................................ .81
Closin g................................................... .80
Locking separa tely................................... 81
Opening................................................... 80
Boot separator Closing....................................................83
Opening................................................... 83
Brake Assist Sy stem
see BAS (Brake Assi stSystem)
Brake fluid
No tes..................................................... 424
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion).......................................................1 72
Brakes ABS (Anti-lock Braking Sy stem).............1 70
Ac tive Brake Assi st................................ 189
Ad aptive brake lights............................. 174
BA S (Brake Assi stSystem).................... 17 0
Driving tips........................................... .142
EBD (Electronic Brake forc e Distribu‐
tion).......................................................1 72HOLD functio
n....................................... 173
Limited braking ef fect (salt-trea ted
ro ads).................................................... 14 2
New/replaced brake linings/brake
discs...................................................... 14 0
Ru nning-in no tes.................................... 14 0
Braking assistance see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions................ 18
To w- starting........................................... 391
To wing away.......................................... 387
Tr ansporting theve hicle........................ 389
Wheel chang e....................................... .405
Breakdown see Flat tyre
Burmes ter®
sur round sound sy stem
Ad justing the balance/fader................. 353
Ad justing the sound focus..................... 353
Ad justing treble, mid-range and bass
setting s................................................. 352
Au tomatic volume adjustment............... 352
Calling up the sound menu.................... 352
Information............................................ 352 Switching
the sur round sound on/off...3 53
Buttons Steering wheel...................................... 228 C
Call list Making a call.........................................3 06
Overview.............................................. .305
Calling up the sound menu
Adva nced sound sy stem........................3 53
Burmes ter®
sur round sound sy stem..... 352
Calls Accepting.............................................. 302
Ac tivating functions du ring a call......... .302
Calls with se veral participant s............... 302
Declining............................................... 302
Ending a call.......................................... 302
Incoming call du ring an existing call...... 303
Making.................................................. 302
Mercedes me......................................... 313
Camera see 360° Camera
see Reversing camera Index
505

Tr
af fic Sign Assi stCamera view
re stricted See Owner's Manual.............. 461
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ........................ 460
Tr af fic Sign Assi stinope rative ................ 461
Tr ansmission Malfunction Stop............. 450
Ty re press. monitor cur rently una vail‐
able ...................................................... .475
Ty re press. monitor inoperative.............4 75
Ty re press. monitor inoperative No
wheel sensors ........................................ 476
Ty re pressure Check tyres .....................479
Ty re(s) ove rheated................................. 478
Wi thout changing gear, consult work‐
shop......................................................4 50
Display on the windscreen
see Head-up display
Distance control see Active Dis tance Assi stDISTRONIC
DI STRO NIC
see Active Dis tance Assi stDISTRONIC Door
Additional door loc k................................ 75
Locking/unlocking (emergency key)....... 79
Opening (from inside ).............................. 76
Un locking (from inside)............................ 76
Door cont rol panel....................................... 16
Draught stop
Car e...................................................... .367
Dr aw bar
see Tow- bar sy stem
Drive Away Assist ...................................... 218
Drive Away Assist
see Pr otection against collision
Drive position Enga ging................................................1 52
Drive prog ram display ............................... 14 9
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat
Driving abroad Light adjustment (low beam)..................1 19Driving saf
ety sy stem
ABS (Anti-lock Braking Sy stem).............1 70
Ac tive Brake Assi st................................ 189
Ad aptive brake lights............................. 174
BA S (Brake Assi stSystem).................... 17 0
Cameras............................................... .168
EBD (Electronic Brake forc e Distribu‐
tion).......................................................1 72
ESP ®
Crosswind Assi st.......................... 171
ESP ®
trailer stabilisation........................ 172
Overview............................................... 16 9
Ra dar and ultrasonic sensor s................ 16 8
Re sponsibility........................................1 68
ST EER CONTROL................................... 172
Driving sy stem
DY NA MIC BODY CONTROL.................... 201
Driving sy stem
see 360° Camera
see Active Blind Spot Assi st
see Active Dis tance Assi stDISTRONIC
see Active Emergency Stop Assist
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assi st
see Active Steering Assist Index
513

Emer
gency braking
see BAS (Brake Assi stSystem)
Emer gency engine start ............................ 391
Emer gency key
Inserting/removing.................................74
Locking/unlocking the doors.................. 79
Emer gency operation mode
St arting theve hicle...............................1 39
Emer gency spare wheel
No tes..................................................... 41 0
ENERGIZING COMFORT Overview of programmes...................... 268
St arting the programme........................ 268
Engine ECO start/ stop function........................ 14 5
Engine number....................................... 414
St arting (eme rgency operation mode).. .139
St arting (Remo teOnline).......................1 40
St arting (s tart/s top button).................. 13 8
St arting assis tance................................ 384
Switching off (s tart/s top button)...........1 61
Engine bonnet Function (active bonnet)........................ 355 Opening/closing................................... 356
Engine data Displaying.............................................. 15 0
Engine electronics Notes..................................................... 412
Engine number .......................................... .414
Engine oil Additives...............................................4 22
Capacity................................................ 423
Che cking the oil le vel using the oil
dipstick................................................. 358
Checking the oil le vel using the on-
board computer..................................... 359
MB-Fr eigabe or MB-Appr oval................ .423
Quality................................................... 423
To pping up............................................. 359
Entering characters
Fu nction/no tes..................................... 254
On theto uchpad.................................. .256
Using the controller............................... 255
EQ Boost technology
Operating saf ety...................................... 23 ERA-G
LONA SS test mode
St arting/ending.................................... .321
Er ro r message
see Displ aymessa ge
ESC (Electronic Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assis t.................................. .171
Tr ailer stabilisation................................ 172
ESP ®
(Electronic Stability Prog ram)
Ac tivating/deactivating......................... 172
Fu nction/no tes..................................... 17 0
EU general operating permit number ......414
Exterior lighting Care...................................................... 368
Exterior lighting see Lights F
Fa tigue de tection
see ATTENTION ASSIST
Favo urites
Ad ding................................................... 252 Index
515

Jump-start connection
General no tes........................................3 82K
Key Acoustic locking verification signal.......... 73
Battery..................................................... 74
Deactivating a function............................ 73
Emergency key........................................ 74
Energy consumption................................ 73
Fu nction overview................................... 72
Ke yring attachment................................ 74
Problem................................................... 75
Un locking setting.................................... .73
KEYLESS-GO Deactivating a function........................... .73
Locking/unlocking theve hicle................77
Problem................................................... 78
Un locking setting.................................... .73
Kickd own
Using..................................................... 154
Knee airbag .................................................. 44 L
Lamp see In terior lighting
Lamp (instrument display) see Warning/indicator lamp
Lane de tection (au tomatic)
see Active Lane Keeping Assist
Lane Keeping Assist
see Active Lane Keeping Assist
Language Notes....................................................2 62
Setting................................................... 262
Le vel control sy stem
see AIRMATIC
Light adju stment
Low beam (d riving abroad). .................... 11 9
Light switch Overview............................................... .119
Lighting see In terior lighting
see Lights Lights
Active headla mps.................................. 12 2
Ad aptive Highbeam Assist Plus.............. 124
Au tomatic driving lights........................ .120
Bad weather light.................................. .124
City lighting.......................................... .124
Combination swit ch............................... 121
Corne ring light....................................... 12 2
Driving ab road (low beam light
adjustment)............................................ 11 9
Fo g light (enhanced)..............................1 23
Hazard warning light s............................ 121
Headla mpflashin g................................. 121
High beam............................................. 121
Intellige nt Light Sy stem......................... 12 2
Light switc h........................................... 11 9
Low beam.............................................. 11 9
Mo torw ay mode..................................... 12 3
Pa rking lights........................................ .119
Re ar fog light.......................................... 11 9
Re sponsibility for lighting sy stems......... 11 9
Setting low beam................................... 12 6
Setting theex terior lighting switch-
off delay time........................................1 26
Setting the sur round lighting................. 12 6
St anding lights....................................... 11 9 Index
519

Switching
the Intelligent Light Sys‐
te m on/of f............................................. 124
Tu rn signal indicator.............................. 121
Limiter Activating.............................................. 17 7
Buttons.................................................. 17 7
Calling up a spee d................................. 17 7
Deactivating.......................................... 17 7
Fu nction................................................ 17 7
Pa ssive mode........................................ 17 7
Pe rm anent setting................................ .179
Re quirements........................................ 17 7
Selecting............................................... 17 7
Setting a speed...................................... 17 7
St oring a speed............................. 177, 182
Switching off/deacti vating.................... 182
Switching on/activating........................ 182
Sy stem limitations................................. 17 7
Limiting speed see Limiter
LINGU ATRO NIC
Application specific voice commands.. .233
Au dible help functions...........................2 34
Global voice command s........................ 233
Impr oving speech quality..................... .234 Language setting................................... 234
Media pla
yervo ice command s............... 241
Message voice command s.................... 24 3
Multifunction steering wheel (operat‐
ing)........................................................ 232
Na vigation voice commands.................. 236
Operable functions................................ 233
Operating saf ety.................................... 232
Ra dio voice command s.......................... 24 0
Switch voice commands....................... .235
Te lephone voice controls....................... 24 0
Te xt messa gevoice commands............ .243
TV voice commands.............................. 24 0
Ty pes of voice commands.................... .233
Ve hicle voice command s...................... .244
Vo ice prom pting................................... .233
Live Traf fic Information
Displaying subsc ript ion informatio n......287
Displ aying the tra ffic map.................... .287
Displ aying traf fic incidents.................... 288
Extending a subscription....................... 287
Issuing hazard alerts............................. 289
Re gis tering on Mercedes me................. 287
Loading Notes..................................................... 11 0Ti
e-down eyes........................................ 11 4
Loading guidelines .................................... 11 0
Loads Securing............................................... .110
Locator lighting see Sur round lighting
Locking an extern al device (child
saf ety lock)................................................ 262
Locking/unlocking Activating/deactivating the auto‐
matic locking feature............................... 78
Ad ditional door loc k................................ 75
Emergency key........................................ 79
KEYLESS-GO........................................... .77
Un locking/opening the doors from
th e inside................................................. 76
Low beam Light adjustment (driving abroad).......... 11 9
Setting................................................... 12 6
Switching on/of f.................................... 11 9
Lu bricant additives
see Additives 520
Index

Setting
the da teform at............................ 258
Setting the distance unit .......................... 262
Setting the map scale
see Map
Shift paddles see Steering wheel gearshift paddles
Shifting gears
Gea rshift recommendation.................... 15 3
Short messages see Text messa ges
Side airbag...................................................44
Side impact pr otection............................. .211
Side windo ws
Au tomatic function.................................. 89
Closing (all)............................................. 88
Closing using theke y.............................. 90
Co nvenience closing............................... 90
Con venience opening.............................. 90
Opening (all )............................................ 88
Opening wi th theke y.............................. .90
Opening/closing..................................... 88
Problem...................................................91
Ra in-closing feature................................ .89Smart card
Inserting................................................ 350
Smartphone see Android Auto
see Apple CarPlay ®
see Mercedes-Benz Link
see Telephone
Snow chains.............................................. 395
Soc ket (12 V)
Boot/luggage compa rtment.................. 11 5
Fr ont centre console.............................. 11 5
Soft top
Car e...................................................... 366
Closing (soft- top switch).......................... 81
Closing using theke y.............................. 90
Opening (soft-top switch)........................ 81
Opening with theke y.............................. .90
Problem................................................... 87
Re lockin g................................................ 83
So ft-top switch............................................ 81
Software update Performing............................................2 66
Software updates................................. .265
Sy stem updates..................................... 266 Sound
PRE-SAFE ®
Sound...................................52
Wheels and tyres................................... 395
Sound see Adva nced sound sy stem
see Burmes ter®
sur round sound sy stem
see Tone settings
Sound settings Adjusting the balance/fader................. 352
Ad justing treble, mid-range and bass
setting s.................................................. 351
Au tomatic volume adjustment............... 352
Spa rewheel
see Emer gency spa rewheel
Specialist workshop
see Qualified specialist workshop
Specific absor ption rate ............................. 25
Speech dialogue sy stem
see LINGU ATRO NIC
Speed limit for winter tyres
Setting................................................... 17 9
St andby mode
Ac tivating/deactivating......................... 167 Index
529

Ty
res
Checking............................................... 395
Checking the tyre pressure (tyre
pressure monitoring sy stem)................. 398
Fitting.................................................... 408
Flat tyre.................................................3 74
Inter changing........................................ 403
MOExtended tyres................................ .375
No ise.................................................... .395
No tes on fitting..................................... 400
Re moving.............................................. 408
Re placing...................................... 400, 405
Re placing the wheel trim....................... 405
Re starting the tyre pressure loss
wa rning sy stem..................................... 400
Re starting the tyre pressure monitor‐
ing sy stem.............................................3 99
Selection............................................... 400
Snow chains.......................................... 395
St oring..................................................4 04
TIREFIT kit.............................................. 376
Ty re pressure (N otes)............................ 396
Ty re pressure loss warning sy stem
(function)............................................... 399
Ty re pressure monitoring sy stem
(function)............................................... 398 Ty
re pressure table................................ 397
Un usual handling characteristic s.......... 395 U
Un its of measurement
Setting................................................... 262
Un locking
see Locking/unlocking
Un locking setting ........................................ 73
Up dates
Impor tant sy stem updates.................... 266
Information............................................ 265
Pe rforming............................................2 66
Software updates................................. .266
USB devices Connecting............................................ 331
USB port Front stow age compartment.................. 11 2
User profile Creating................................................ 264
Importing/exporting.............................2 65
Options................................................. 265
Setting................................................... 264 V
Ve hicle
Ac tivating/deactivating standby mode. .167
Ad ditional door loc k................................ 75
Collision de tection (pa rking).................. 16 6
Cor rect use.............................................. 31
Data acquisition...................................... 33
Data storage............................................ 33
Diagnostics connection........................... 29
Equipment...............................................23
Implied warrant y..................................... 32
Locking (automatically). ..........................78
Locking/unlocking (emergency key)....... 79
Locking/unlocking (from inside)............. .76
Locking/unlocking (KEYLESS-GO)........... 77
Lo we ring............................................... 409
Medical aids............................................ 32
Pa rking up............................................ .167
QR code rescue card............................... 33
Qualifi ed specialist workshop.................. 31
Ra ising.................................................. 406
REA CHregulation.................................... 31
Re gistration............................................. 31
St andby mode function.......................... 167
St arting (eme rgency operation mode).. .139 Index
535