ad blue MERCEDES-BENZ C-CLASS CABRIOLET 2021 Service Manual

Individual drive prog
ram
Con figuring............................................ 15 0
Selecting............................................... 14 9
Inspection see AS SYST PLUS
Instrument clus ter
Fu nction/no tes............................. 226, 227
In stru ment display
Fu nction/no tes..................................... 227
Instrument clu ster................................... 10
Wa rning/indicator lamps...................... 485
Instrument display and on-boa rd
compu ter
Fu nction/no tes..................................... 226
In te lligent Light Sy stem
Ac tivating/deactivating......................... 124
Ac tive headla mps.................................. 12 2
Ad aptive Highbeam Assist Plus.............. 124
Bad weather light.................................. .124
City lighting.......................................... .124
Corne ring light....................................... 12 2
Fo g light (enhanced)..............................1 23
Mo torw ay mode..................................... 12 3
Overview............................................... 12 2Interior lighting
Adjusting............................................... 12 6
Ambient lighting.................................... 127
Re ading lam p......................................... 12 6
Switch-off del aytime............................. 127
Interior pr otection
Fu nction.................................................. 93
Priming/deactivating............................... 94
Intermediate destination Calculating a route with intermediate
destinations.......................................... .275
Entering................................................. 274
Modifying............................................... 274
St arting an automatic filling station
sear ch................................................... 273
St arting the automatic service sta‐
tion sear ch............................................ 280
In tern etconnection
Cancelling permission (mobile phone).. 325
Communication module function.......... 322
Displaying the connection status.......... 325
Editing access data (Blue tooth®
)........... 324
Information............................................ 322
Mobile phone de tails............................ .325
Overview of connection status.............. 325 Re
strictions........................................... 322
Setting access da ta(Blue tooth ®
).......... 323
Setting up (Blue tooth®
).........................3 23
Setting up (Wi-Fi)................................... 323
Switching Blue tooth®
profile (DUN/
PA N)...................................................... 324
Internet radio
see TuneIn
Ionisation Activating/deactivating (multimedia
sy stem).................................................. 13 4
iPhone ®
see Apple CarPlay ®
see Mercedes-Benz Link
ISOFIX child seat anchor
Seats suitable for attaching..................... 60
ISOFIX child seat securing sy stem
Fitting..................................................... .62 J
Jack Declaration of conformity........................ 28
Storage location.................................... 404 518
Index

Mobile phone
voice recognition
St arting................................................. 302
St opping................................................3 02
Model series see Vehicle identification plate
MOExtended tyres..................................... 375
Mo torw ay mode ......................................... 12 3
Moving away
see Driving tips
MULTIBEAM LED........................................ 12 2
Multifunction display Overview of the displa ys....................... 229
Multifunction steering wheel
Overview of buttons.............................. 228
Multifunction steering wheel
see Steering wheel
Multimedia sy stem
Ac tivating/deactivating standby mode. .167
Central cont rol elements...................... .248
Configu ring displ aysettings.................. 256
Configuring drive program I................... 15 0
ENERGIZING COMFORT prog ramme
(o ve rview)............................................. .268 Fa
vourites............................................. .251
Overview................................................2 47
St arting the ENERG IZINGCOMFORT
programme............................................2 68
Multimedia sy stem
see En tering characters
see Touchpad N
Na vigation
Showing/hiding the menu..................... 269
Switching on......................................... 269
Up dating the map data..........................2 93
Vo ice commands (LINGU ATRO NIC)....... 236
Na vigation
see Destination
see Destination entry
see Map
see Route
see Route guidance
see Traf fic information
Na vigation announcements
Ac tivating/deactivating......................... 283
Ad justing thevo lume............................ .283 Re
peating.............................................. 284
Switching audio fadeout on/of f............ 283
Ne arField Communication (NFC)
Connecting the mobile phone tothe
multimedia sy stem................................ 301
Information............................................ 301
Switching Blue tooth ®
audio equip‐
ment...................................................... 340
Swit ching mobile phones...................... .301
Using a mobile phone............................3 01
Ne utral
Engaging................................................ 151
NFC see Near Field Communication (NFC) O
Occupant saf ety
see Airbag
see Automatic front passenger front
airbag shutoff
see Child seat
see Pets in theve hicle
see PRE-SAFE ®
(anticipatory occu‐
pant pr otection) Index
523

see PRE-SAFE
®
PLUS (anticipatory
occupant pr otection plus)
see Restra int sy stem
see Seat belt
Oil see Engine oil
On-board computer Displaying the service due dat e............. 354
Head-up displ aymenu........................... 231
Multifunction display............................. 229
Operating.............................................. 228
Overview of menus................................ 228
On-board diagno stics inter face
see Diagno stics connection
On-boa rdelectronics
Engine electronics................................. 412
No tes..................................................... 412
Tw o-w ayradios...................................... 412
Online services Data storage............................................ 35
Open-source software................................ 36
Operating fluids AdBlue ®
................................................. 421 Ad
ditives (fuel)....................................... 419
Brake fluid............................................. 424
Coolant (engine).................................... 424
Engine oil............................................. .422
Fu el (diesel)...........................................4 19
Fu el (petrol)...........................................4 18
No tes..................................................... 416
Wi ndsc reen washer fluid...................... .425
Operating saf ety
48 V on-boa rdelectrical sy stem.............. 23
Declaration of confo rmity (elect ro‐
magnetic compatibility)........................... 25
Declaration of conformity (jack).............. 28
Declaration of conformity (TIREFIT kit).... 29
Declaration of conformity (wire less
ve hicle components)...............................25
EQ Boo sttech nology............................... 23
Information.............................................. 23
Ope rating sy stem
see On-board computer
Optimised acceleration Activating............................................... 141
Outside mir rors
Anti-dazzle mode (automatic)................ 131Au
tomatic mir rorfo lding function......... .132
Fo lding in/out....................................... 13 0
Operating the memory function............. 11 0
Pa rking position..................................... 131
Setting................................................... 13 0
Overhead control panel Overview.................................................14
Owner's Manual Vehicle equipment................................... 23
Owner's Manual (digital)............................ 20 P
Pa int code .................................................. .414
Pa intwork (cleaning instructions) ...........364
Park position
Inserting................................................ 15 2
Selecting au tomatical ly......................... 15 2
Park ing
see Electric parking brake
Park ing aid
see Parking Assist PARKTRONIC
Park ing Assist PARKTRONIC
Ac tivating............................................... 213524
Index

Pr
otection against collision ......................218
Pr otection of the environment
No tes.......................................................21
Ta ke -ba ckof end-of-life vehicles..............21 Q
Qibla...........................................................2 94
QR code Rescue card............................................33
Qualified specialist workshop .................... 31R
Ra dar and ultrasonic senso rs
Damage................................................. 16 8
Ra dio
Ac tivating.............................................. 340
Ac tivating/deactivating radio text......... 343
Ac tivating/deactivating traf fic
announcements................................... .343
Calling up a slide sho w.......................... 342
Calling up thest ation lis t...................... .342
Deleting stations.................................. .342
Direct frequency entr y.......................... 342
Displaying information........................... 343 Displaying
radio text.............................. 343
Fr equency fix......................................... 343
Managing favo urites.............................. 342
Managing station presets...................... 342
Moving stations.................................... .342
Overview................................................ 341
Sear ching forst ations.......................... .342
Setting a channel................................... 341
Setting station trackin g......................... 343
Setting the frequency band................... 341
Setting the traf fic information
service volume inc rease........................ 343
St oring radio stations............................ 342
Ta gging music trac ks............................. 343
Vo ice commands (LINGU ATRO NIC)....... 24 0
Ra in-closing feature
Side wind ows.......................................... 89
RE AC Hregulation........................................31
Re ading lamp
see Interior lighting
Re ar fog light
Switching on/of f................................... 12 0
Re ar seat
see Seat Re
ar seat belt
St atus display......................................... .43
Re ar seat belt status display ..................... 43
Re ar window heater.................................. 13 3
Re ar-view mir ror
Anti-dazzle mode (automatic)................ 131
Re ar-view mir ror
see Outside mir rors
Re cycling
see Take -ba ckof end-of-life vehicles
Re ducing agent
see AdBlue ®
Re fuelling
Re fuelling theve hicle............................1 55
Re gistration
Ve hicle.....................................................31
Re gulatory radio identification................. 414
Re mo teOnline
Charging thest ar ter battery.................. 13 9
Cooling/heating theve hicle interior...... 13 9
St arting theve hicle............................... 14 0
Re scue card................................................. 33 526
Index

SV
HC (substances of very high con‐
cern) ............................................................. 31
Switch-off delay time Exterior.................................................. 12 6
Interior................................................... 127
Switching the sur round sound on/off
Burmes ter®
sur round sound sy stem..... 353
Synchronisation function Activating/deactivating (control
panel).................................................... 13 4
Sy stem settings
Ac tivating/deactivating PIN pr otec‐
tion........................................................ 263
Re set function (MBUX multimedia
sy stem).................................................. 267
Setting the dis tance uni t....................... 262
Setting the time and date automati‐
cally.......................................................2 57
Setting the time zone. ........................... 257
Setting the time/date form at............... .258
Switching transmission of theve hicle
position on/off...................................... 258
Sy stem settings
see Blue tooth® see Data import/export
see Language
see Wi-Fi T
Ta ilpipes (care)......................................... .368
Ta ke -back of end-of-life vehicles
Pr otection of the environmen t................. 21
Ta nk content
Ad Blue ®
................................................ 422
Fu el....................................................... 421
Re ser ve(fuel)........................................ 421
Te ch nical data
Axle load (trailer operation)...................4 29
Fa stening points (trailer hitch)............... 427
Information............................................ 412
Mounting dimensions (trailer hitch)....... 427
No tes (trailer hitch)............................... 427
Overhang dimension (trailer hitch)........4 27
Re gulatory radio identification...............4 14
To ngue weight...................................... .428
To wing capacity (trailer operation)........ 428
Ve hicle identification plate..................... 414Te
lephone
Ac tivating functions du ring a cal l.......... 302
Call and ringtone volume...................... .302
Calls with se veral participant s............... 302
Connecting a mobile phone (Near
Field Communication (NFC)).................. 301
Connecting a mobile phone (Passk ey)... 298
Connecting a mobile phone (Secure
Simple Pairing)...................................... 298
De-authorising a mobile phon e.............. 300
Disconnecting a mobile phone............. .300
Importing contacts................................ 304
Importing contacts (o verview).............. .304
Incoming call during an existing call..... .303
Information............................................ 298
Inter changing mobile phones............... .299
Mobile phone voice recognition............ 302
No tes....................................................2 95
Operating modes................................... 298
Re ception and transmission volume...... 301
Swit ching mobile phones (Near Field
Communication (NFC)).......................... 301
Te lephone menu overview. .................... 297
Te lephone operation.............................. 302
Using Near Field Communication
(NFC)..................................................... 301 Index
531

Vo
ice commands (LINGU ATRO NIC)....... 24 0
Wi reless charging (mobile phone).......... 11 7
Te lephone operation
see Calls
Te lephony operating modes
Blue tooth ®
Te lephony........................... .298
Business telephony............................... 298
Te lephony operating modes
see Second telephone
Te lete xt
Displaying..............................................3 50
Overview.............................................. .349
Te levision
see TV
Te mp erature
Setting theve hicle interior temp era‐
ture........................................................ 13 3
Te xt messages
Calling a message sender......................3 07
Changing folder s.................................. .307
Composing............................................ 306
Con figuring the displa yedte xt mes‐
sa ge s..................................................... 306 Deleting................................................. 307
Drafts.................................................... 307
No tes....................................................3 06
Options.................................................. 307
Outbox................................................... 307
Re ad-aloud function.............................. 306
Re adin g................................................ .306
Re plying................................................ 307
Sending................................................. 306
Vo ice commands (LINGU ATRO NIC)....... 24 3
Through-loading feature
see Seat
Ti e-d owney es ............................................ .114
Time Manual time setting.............................. 258
Setting summer time............................. 257
Setting the time and date automati‐
cally....................................................... 257
Setting the time zone. ........................... 257
Setting the time/date form at............... .258
TIREFIT kit Declaration of conformity........................ 29
St orage location.................................... 376
Using.....................................................3 76To
ne settings
Calling up the sound menu.................... 351
Information............................................ 351
To ngue weight .......................................... .428
To ol
see Vehicle tool kit
To pTe ther.................................................... 64
To pping up
To pping up AdBlue ®
............................... 15 9
To uch Control
On-board computer............................... 228
Operating.............................................. 24 8
Setting the sensitivity............................ 24 9
To uchpad
Ac tivating/deactivating ha ptic oper‐
ation feedback....................................... 251
Operating.............................................. 24 9
Re ading the handwriting recognition
aloud..................................................... 250
Selecting a station and trac k................. 251
Setting the sensitivity............................ 250
Switching on/off...................................2 49532
Index