lights MERCEDES-BENZ C-CLASS CABRIOLET 2021 Service Manual

Anti-theft pr
otection
Ad ditional door loc k................................ 75
Immobiliser............................................. 92
Anti-theft pr otection
see ATA (anti-theft alarm sy stem)
Anticipatory occupant pr otection
see PRE- SAFE®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay ®
Connecting an iPhone ®
.........................3 10
Ending.................................................... 311
No tes..................................................... 310
Overview................................................ 310
Sound settings....................................... 311
Tr ans ferred vehicle data........................3 13
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS
Battery disconnection pe riods.............. 355
Displaying the service due dat e............. 354
Fu nction/no tes..................................... 354
Re gular maintenance work.................... 354 Special service
requirements............... .354
ATA (anti-theft ala rmsystem)
Deactivating the alarm............................ 93
Fu nction.................................................. 92
Fu nction of interior pr otection................. 93
Priming/deactivating interior pr otec‐
tion..........................................................94
Priming/deactivating tow- aw ay pro‐
te ction..................................................... 93
To w- aw ay protection function.................. 93
AT TENTION ASSI ST
Fu nction................................................. 174
Setting................................................... 176
Sy stem limitations................................. 174
At tention assistant
see ATTENTION ASSIST
Au dio mode
Connecting USB device s....................... 331
Co pyrights............................................. 329
Information............................................ 327
Inserting/re moving an SD car d............. 329
Media sea rch........................................ .335
Overview............................................... 331
Pa use and playback function................ .332 Selecting a track................................... 332
Selecting playba
ckoptions.................... 332
Switching on media mode..................... 329
Tr ack list............................................... .332
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights ...........................12 0
Au tomatic engine start (ECO start/
sto p function)............................................ 14 5
Au tomatic engine stop (ECO start/
sto p function)............................................ 14 5
Au tomatic front passen ger front air‐
bag deacti vation sy stem
see Automatic front passenger front
airbag shutoff
Au tomatic front passen ger front air‐
bag shu toff
Fu nction of the automatic front
passenger front airbag deactivation
sy stem..................................................... 47
PA SSENGER AIR BAG indicator lamp....... 49 Index
503

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

DIRECT SELECT le
ver
Engaging drive position........................ .152
Engaging neutral................................... .151
Engaging pa rkposition.......................... 15 2
Engaging pa rkposition automatically....1 52
Engaging reve rsege ar........................... .151
Fu nction................................................ 15 0
Display (care) ............................................ .369
Display (multimedia sy stem)
Settings................................................. 256
Display (on-boa rdcompu ter)
Displ ays on the multifunction displa y.... 229
Displ aymessage
Calling up (on-board compu ter)............ .430
No tes....................................................4 30
Display messages ¯ - - - km/h ..................................... 457
ç - - - km/h ..................................... 458
È - - - km/h ..................................... 457
# 12V battery See Owner's Man‐
ual......................................................... 472K
12V battery See Owner's Man‐
ual......................................................... 437
Û 48 V battery See Owner's Man‐
ual..........................................................4 74
: Active Light Sy stem inoperative... 439
¯ AdBlue sy stem fault Emer. op.:
max. XXX mphSt art not poss. in XXX
miles .................................................... .482
¯ AdBlue sy stem fault Emer‐
ge ncy op. in XXX km See Owner's
Manual.................................................. 481
¯ AdBlue sy stem fault Engine
st art not possible................................. .482
¯ AdBlue sy stem fault See Own‐
er's Manual ............................................ 481
5 Add 1 litre engine oil when
next refuelling....................................... 483
é ATTENTION ASSIST inoperative ....456
é ATTENTION ASSIS T:Take a
break!....................................................4 56:
Automatic driving lights inoper‐
ative...................................................... 438
Á Change key bat teries ...................4 34
J Checkbrake fluid le vel................. 455
5 Check engine oil le vel when
next refuelling....................................... 483
ï Checktrailer hitch lo ck................ 441
h Check tyre(s) ................................ 476
! Clean the fuel filter ...................... 448
J Close boot separator .................... 437
K Convertible Top Operation pos‐
sible to60 km/h................................... 436
ÿ Coolant Stop vehicle Switch
engine off..............................................4 46
! currently una vailable See Own‐
er's Manual ............................................ 467
÷ currently una vailable See Own‐
er's Manual .......................................... .468
5 Engine oil le vel cannot be
measured .............................................. 485 Index
509

É
Stop vehicle Vehicle too low......... 465
ç suspended...................................4 58
: Switch off lights ........................... 439
: Switch on headla mps................... 439
K Top lo wering................................. 436
Ø Top up AdBlue Emergency op.
in XXX miles See Owner's Manual......... 480
+ Top up coolant See Owner ’s
Manual.................................................. 446
¥ Top up washer fluid ...................... 445
! Turn on the ignition torelease
th e parking brake..................................4 55
d Vehicle is operational Switch
off ignition before exiting....................... 441
É Vehicle rising Please wait............ .466
É Vehicle rising................................4 66
h Warning tyre defect..................... .477
h Wheel sensor(s) missing ...............476
K While stationar y,apply the
brakes before operating the soft top.....4 36 Ø
XX,X l Top up AdBlue Switch on
ignition, wait 60 sec. or eng. start
not poss................................................ .481
Ac tive Blind Spot Assi stcur rently
una vailable See Owner's Manual ...........462
Ac tive Blind Spot Assi stinope rative ...... 462
Ac tive Blind Spot Assi stnot available
when towing a trailer See Owner's
Manual .................................................. 463
Ac tive bonnet malfunction See Own‐
er's Manual........................................... 443
Ac tive Brake Assi stFunctions cur‐
re ntly limited See Owner's Manual ........470
Ac tive Brake Assi stFunctions limited
See Owner's Manual.............................. 471
Ac tive Dis tance Assi stavailable again ...4 59
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual ...........458
Ac tive Dis tance Assi stinope rative ........ 458 Ac
tive Lane Keeping Assist Camera
view restricted See Owner's Manual..... 463
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ...........463
Ac tive Lane Keeping Assist inopera‐
tive........................................................ 463
Ac tive Steering Assist cur rently
una vailable due tomultiple emer‐
ge ncy stops...........................................4 60
Ac tive Steering Assist cur rently
una vailable See Owner's Manual ...........459
Ac tive Steering Assist inoperative ......... 459
Ad aptive Highbeam Assist Plus Cam‐
era view restricted See Owner's
Manual.................................................. 440
Ad aptive Highbeam Assist Plus cur‐
re ntly una vailable See Owner's Man‐
ual......................................................... 440
Ad aptive Highbeam Assist Plus inop‐
erative.................................................. .440 Index
511

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

H
Handbrake see Electric parking brake
Handling characteristics (unusual)......... 395
Hazard warning lights.............................. .121
HD prog rammes
see CI+ module
Head airbag ................................................. 44
Head le vel heating (AIRSCARF) ................105
Head restra int
Fr ont (adjusting mechanically)..............1 00
Re ar (fitting/removing)......................... .101
Head-up display Adjusting display elements (on-board
compu ter).............................................. 231
Ad justing the brightness (on-board
computer).............................................. 231
Fu nction................................................ 230
Menu (on-board compu ter).................... 231
Operating the memory function.............1 10
Setting the position (on-board com‐
puter)..................................................... 231
Switching on/of f................................... 231 Headlamp
flashing..................................... 121
Headlamps see Automatic driving lights
Heating see Climate control
Help call see Mercedes-Benz emergency call sy stem
High beam Activating/deactivating......................... 121
Ad aptive Highbeam Assist Plus.............. 124
High-pressure cleaner (care).................. .364
Hill Start Assist......................................... .174
HOLD function Function/no tes...................................... 173
Switching on/of f................................... 173
Hooking the luggage net .......................... .115
Hotspot Setting up (Wi-Fi).................................. .260 I
i-Size child seat securing sy stem
Fitting..................................................... .62Seats suitable
for attaching..................... 62
Identification plate Engine................................................... .414
Ve hicle................................................... 414
Ignition Swit ching on (S tart/S top button).......... 137
Ignition key
see Key
Immobiliser .................................................. 92
Implied warranty
Ve hicle.................................................... 32
In Car Of fice
Calling up.............................................. 308
Fe atures................................................ 307
Marking a to-do entry as compl eted...... 308
Noting an incoming call......................... 308
Selecting functions............................... .308
Switching auto maticstart on/of f.......... 308
Increase in traf fic information volume
Setting................................................... 343
Indicator lamp see Warning/indicator lamp Index
517

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

Ad
justing warning tones........................ 213
Deactivating........................................... 213
Fu nction................................................. 210
Side impact pr otection........................... 211
Sy stem limitations................................. 210
Pa rking assistance sy stems
see Active Parking Assist
Pa rking brake
see Electric parking brake
Pa rking lights............................................ .119
Pa rking position
Outside mir rors...................................... 131
St oring the position of the passenger
outside mir ror using reve rsege ar.......... 13 2
Pa rking up.................................................. 167
PA SSENGER AIR BAGstatus display
see Automatic front passenger front
airbag shutoff
Pe destrian pr otection
see Active bonnet (pedestrian pr otection)
Pe riod out of use
Ac tivating/deactivating standby mode. .167
St andby mode function.......................... 167Pe
rm issible axle load ................................ 414
Pe rm itted towing me thods...................... 386
Pe rsonalisation
see User profile
Pe trol .......................................................... 41 8
Pe ts in the vehicle ....................................... 71
Phone book see Contacts
Picture form ats
see Video mode
Picture settings see Video mode
PIN pr otection
Swit ching on/of f................................... 263
Pla stic trim (Care)..................................... 369
Playback options Selecting.............................................. .332
POI Selecting............................................... 273
POI symbols Selecting............................................... 291 Po
we r supp ly
Switching on (S tart/S top button).......... 137
PRE-SAFE ®
(anticipatory occupant
pr otection)
Fu nctio n.................................................. 52
PRE-SAFE ®
Sound................................... 52
Re versing measures................................ 52
PRE- SAFE®
PLUS (anticipa tory occu‐
pant pr otection plus)
Fu nctio n.................................................. 53
Re versing measures................................ 52
Pr ev entative occupant pr otection sys‐
tem
see PRE-SAFE ®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
Pr ev ious destinations
Selecting.............................................. .273
Prog ramme in form ation
TV channel........................................... .347
Prog rams
see DYNA MIC SELECT Index
525

Fu
nction................................................. 167
St anding lights........................................... 11 9
St art-off assi st
see Optimised acceleration
St art/s top button
Pa rking theve hicle................................. 161
St arting theve hicle...............................1 38
Switching on the po wer supply or
ignition.................................................. 137
St art/s top function
see ECO start/ stop function
St arter battery
Charging (Remo teOnline)...................... 13 9
St arting
see Vehicle
St arting assi stance
see Jump -sta rt connection
St arting-o ffaid
see Hill Start Assist
St ation
Deleting................................................. 342
Direct frequency entr y.......................... 342
Fr equency fix......................................... 343 Moving.................................................. 342
Sea
rching..............................................3 42
Setting................................................... 341
St oring..................................................3 42
St ation list
Calling up.............................................. 342
St ation presets
Managing.............................................. 342
St ation tracking
Setting................................................... 343
ST EER CONT ROL
Fu nction/no tes...................................... 172
Ste ering wheel
Ad justing (electrically)........................... 106
Ad justing (manually). ............................. 106
Buttons.................................................. 228
Ca re...................................................... 369
Ope rating the memory function.............1 10
St eering wheel heater............................ 107
Ste ering wheel gearshift paddles............ 15 3
Ste ering wheel heater
Ac tivating/deactivating......................... 107St
ow age areas
see Loading
see Stow age space
St ow age comp artments
see Loading
see Stow age space
St ow age space
Armrest.................................................. 11 2
Centre console....................................... 11 2
Door....................................................... 11 2
Glo vecompa rtment............................... 11 2
Sulphur content......................................... 41 8
Sur round lighting
Setting................................................... 12 6
Sur round View
see 360° Camera
Suspension Setting the suspension le vel (AIR‐
MATIC)................................................. .202
Suspension see AIRMATIC
Suspension le vel (AIRMATIC)
Setting................................................... 202 530
Index