2018 MERCEDES-BENZ C-CLASS CABRIOLET steering

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
Ty re pressure monitoring
sy stem warning lamp
fl ashes 000A
WARNING Thereis a risk of an accident if the tyre pressure monitoring sy stem is malfunctioning
If th e tyre pressure monitoring sy stem is malfunctioning, it is not able toissue a warning if there is pressure loss in
one or more of the tyres.
Ty res with insuf ficient tyre pressure ma y,forex ample, af fect theve hicle's handling characteristics, steering and
braking. ‑ 0007
Have the tyre pressure monitoring sy stem checked at a qualified specialist workshop. 0007
Consult a qualified specialist workshop. Ve
hicle Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
00CC Po we rst eering sy stem
wa rning lamp The
red po werst eering sy stem warning lamp is lit while the engine is running.
The po wer-assis tedsteering or thesteering itself is malfunctioning. 000A
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's operating saf ety is jeopardised. 0007
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do
not continue driving under any circums tances. Display messa
ges and warning/indicator lamps 539

Ac
tive Lane Keeping Assist .................... 24 0
Ac tivating/deactivating ...................... .242
Ac tivating/deactivating thewa rning .... 24 3
Fu nction .............................................. 24 0
Setting the sensitivity .......................... 24 3
Sy stem limitations ...............................2 40
Tr ailer operation .................................. 24 0
Ac tive Parking Assist .............................. 227
Cross Traf fic Alert ............................... 232
Drive AwayAssi st................................ 231
Exiting a pa rking space ...................... .230
Fu nction .............................................. 227
Manoeuvring assi stance ...................... 233
Pa rking ................................................ 228
Sy stem limitations ...............................2 27
Ac tive Se rvice Sy stem PLUS
see AS SYST PLUS
Ac tive Speed Limit Assi st....................... 203
Display ................................................ 203
Fu nction .............................................. 203
Ac tive Steering Assist ............................ .205
Ac tivating/deactivating ...................... .207
Ac tive Emergency Stop Assist .............2 09
Ac tive Lane Change Assi st.................. 208 Displa
ysinthe instrument display .......2 09
Fu nction .............................................. 205
Sy stem limitations ...............................2 05
Ad aptive brake lights ..............................19 5
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive functions, MULTIBEAM LED
see Intelligent Light Sy stem
Ad aptive Highbeam Assist
Fu nction .............................................. 13 2
Switching on/off ................................. 13 3
Ad aptive Highbeam Assist Plus
Switching on/off ................................. 13 5
Ad Blue ®
.................................................... 463
Ad ditives .............................................4 63
Capacity .............................................. 464
Fill le vel .............................................. .255
No tes ................................................... 171
Purity ................................................... 463
Ra nge .................................................. 255
To pping up ...........................................1 72
Ad ditional door lo ck.................................. 78Ad
ditional value range
Setting display content ........................ 253
Ad diti ves.................................................. 464
Ad Blue ®
............................................... 463
Engine oil ............................................. 464
Fu el ...................................................... 461
Ad diti ves (AdBlue ®
)
see AdBlue ®
Ad diti ves (engine oil)
see Additives
Ad diti ves (fuel)
see Fuel
Ad dress book
see Contacts
Ad justing the balance/ fader
Burmes ter®
sur round sound sy stem ... 386
Ad justing the sound focus
Burmes ter®
sur round sound sy stem ... 386
Ad justing treble, mid- range and bass
settings
Burmes ter®
sur round sound sy stem ... 386 542
Index

Overview .............................................
370
Sea rching for a track ........................... 372
Sea rching for and auth orisingthe
device .................................................. 371
Selecting a media pl ayer ..................... 372
Switching device via NFC .................... 372
Boot lid Activating/deactivating theta ilgate
opening limiter ...................................... 84
Closing .................................................. 84
Locking separa tely ................................ 84
Opening .................................................83
Opening dimensions ............................4 67
Boot separator Closing .................................................. 91
Opening .................................................91
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid
No tes .................................................. 465
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 188Brakes
ABS (Anti-lo ckBraking Sy stem) ........... 184
Ac tive Brake Assi st.............................. 189
Ad aptive brake lights .......................... .195
BA S (Brake Assi stSystem) .................. 185
Driving tips .......................................... 15 2
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 188
HOLD function .................................... .211
Limited braking ef fect (salt-trea ted
ro ads) .................................................. 15 2
New/replaced brakepads/brake
discs .................................................... 15 2
Ru nning-in no tes ..................................1 52
Braking assi stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 18
To w- starting ........................................ 427
To wing away ........................................ 423
Tr ansporting theve hicle ......................4 25
Wheel change ...................................... 445
Breakdown see Flat tyre Breakdown assistance call
see Mercedes me connect
Burmes ter®
sur round sound sy stem .....3 85
Ad justing the balance/fader ............... 386
Ad justing the sound focus ................... 386
Ad justing treble, mid-range and bass
settings ............................................... 386
Au tomatic volume adjustment ............ .386
Calling up the sound menu .................. 385
Information .......................................... 385
Switching the sur round sound on/off
............................................................ .386
Buttons Steering wheel .....................................2 51 C
Call list Making a call ...................................... .338
Overview ............................................. 338
Calling up the sound menu
Burmes ter®
sur round sound sy stem ... 385
Calls ..........................................................3 34
Ac cepting ............................................ 334
Ac tivating functions du ring a call ........ 334 546
Index

Ac
tive Blind Spot Assi stnot available
when towing a trailer See Owner's
Manual ................................................ 485
Ac tive bonnet malfunction See Own‐
er's Manual ......................................... 520
Ac tive Brake Assi stFunctions cur‐
re ntly limited See Owner's Manual ...... 484
Ac tive Brake Assi stFunctions limited
See Owner's Manual ........................... 482
Ac tive Dis tance Assi stavailable
again .................................................. .493
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual .........493
Ac tive Dis tance Assi stinope rative ...... 493
Ac tive Lane Keeping Assist Camera
view restricted See Owner's Manual ... 494
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual .........488
Ac tive Lane Keeping Assist inopera‐
tive ...................................................... 489 0049Ac
tive Light Sy stem inoperative .. 525
Ac tive Parking Assist and
PA RKTRONIC inoperati veSee Own‐
er's Manual ......................................... 487
Ac tive Steering Assist cur rently
una vailable See Owner's Manual .........487
Ac tive Steering Assist inoperative .......486
Ad aptive Highbeam Assist Camera
view restricted See Owner's Manual ... 525
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual .........525
Ad aptive Highbeam Assist inopera‐
tive ...................................................... 525
Ad aptive Highbeam Assist Plus Cam‐
era view restricted See Owner's
Manual ................................................ 526
Ad aptive Highbeam Assist Plus cur‐
re ntly una vailable See Owner's Man‐
ual ...................................................... .526 Ad
aptive Highbeam Assist Plus inop‐
erative ................................................ .526
0099 AdBlue sy stem fault Engine
st art not possible ................................ 504
0099 AdBlue sy stem fault Perf.
re duced in XXX km See Owner's
Manual ................................................ 504
0099 AdBlue sy stem fault Perf.
re duced: XXX mph No start in XXX
miles .................................................. .504
0099 AdBlue sy stem fault See Own‐
er's Manual ........................................ .503
00B2Ad d 1 litre engine oil when next
re fuelling ............................................. 502
Apply brake todeselect Park (P)
position ...............................................5 06
Apply brake toselect R ....................... 508
00ADAT TENTION ASSIST inoperative ... 492
00ADAT TENTION ASSIS T:Take a
break! .................................................. 488 Index
551

0049Au
tomatic driving lights inoper‐
ative .................................................... 524
Au xilia rybattery malfunction .............. 506
0044Before starting the engine, turn
th esteering wheel. .............................. 508
Blind Spot Assist cur rently una vaila‐
ble See Owner's Manual ...................... 486
Blind Spot Assist inope rative ............... 487
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...4 90
Brake immediate ly............................... 472
Cann otstart engine See Owner's
Manual ................................................ 498
00AFChan gekey bat teries ...................5 15
004D Check brake fluid le vel................ 477
Check brake pads See Owner's Man‐
ual ...................................................... .485
00B2Che ckeng. oil le v.when next
re fuelling ............................................. 502 00CAChe
cktrailer hitch lo ck(white
display message) .................................5 17
Check tyre pressures then restart
Ru n Flat Indicator ................................. 513
0077 Check tyre(s) ................................ 511
003A Clean the fuel filter .................... .496
0058 Close boot sepa rator .................. 523
Clutch overheated Avoid pulling away
fo r XX:XX mins ..................................... 507
0059 Convertible Top Operation pos‐
sible to60 km/h ................................. 522
00ACCoolant Stop vehicle Switch
engine off ............................................ 498
Cruise contro l and Limiter inope ra‐
tive ...................................................... 493
Cruise control inope rative ................... 493
Cruise control off ................................ 493
0025cu rrently unavailable See Own‐
er's Manual .......................................... 47800E5
currently una vailable See Own‐
er's Manual .......................................... 472
Dep ress clutch fully tostart engine .....5 07
00B3 Engine oil le vel cannot be
measured ............................................ 500
00B2Engine oil le velRe duce oil le vel...5 00
00B2Engine oil le velSt op vehicle
Switch engine off ................................. 501
00B2Engine oil pressure Stop Switch
off engine ............................................ 501
Fa ult Drive at max. 80 km/h ...............490
0075Fr ont left malfunction Consult
wo rkshop (Example) ............................4 83
006FFr ont left seat backrest not
loc ked (Example) .................................. 519
Fr ont-passenger airbag disabled See
Owner's Manual ..................................4 82
Fr ont-passenger airbag enabled See
Owner's Manual ................................... 481552
Index

0059
While stationar y,apply the
brakes before operating the soft top.
.............................................................5 23
Wi thout changing gear, consult work‐
shop ....................................................5 06
Display on the windscreen
see Head-up display
Distance control see Active Dis tance Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door lock .............................. 78
Locking (emergency key) ...................... .82
Opening (from the inside) ......................79
Un locking (emer gency key) .................. .82
Un locking (from the inside) ...................79
Door cont rol panel .................................... .16
Draught stop
Care .................................................... 402 Dr
aw bar
see Tow- bar sy stem
Drive Away Assist .................................... 231
Drive position Engaging .............................................. 16 4
Drive prog ram display ............................. 15 9
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat
Driving abroad Symmetrical dipped beam ...................1 27
Driving lights see Automatic driving lights
Driving saf ety sy stem ............................ .183
ABS (Anti-lock Braking Sy stem) ........... 184
Ac tive Brake Assi st.............................. 189
Ad aptive brake lights .......................... .195
BA S (Brake Assi stSystem) .................. 185
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 188
ESP ®
Crosswind Assi st........................ 188
ESP ®
trailer stabilisation .................... .188 Overview .............................................
184
Ra dar sensors .....................................1 83
Re sponsibility ...................................... 183
ST EER CONTROL ................................. 189
Driving sy stem
DY NA MIC BODY CONTROL .................. 213
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 Change Assi st
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assi st
see Active Steering Assist
see AIRMATIC
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise control
see Driving saf ety sy stem
see HOLD function
see Limiter
see Parking Assist PARKTRONIC
see Reversing camera Index
555

Light switch
Overview .............................................. 127
Lighting see In terior lighting
see Lights
Lights ........................................................ 127
Ac tive headla mps ................................ 13 0
Ad aptive Highbeam Assist .................. .132
Ad justing the instrument lighting ........ 255
Ad versewe ather light .......................... 13 2
Au tomatic driving lights ....................... 12 8
City lighting ........................................ .132
Combination switch ............................ .129
Cornering light ..................................... 131
Driving ab road (symm etrical dipped
beam) .................................................. 127
Fo g light (extended range) ................... 131
Haza rdwa rning lights .......................... 13 0
Headla mpflasher ................................ 12 9
High beam ........................................... 12 9
Intellige nt Light Sy stem ....................... 13 0
Light switch .........................................1 27
Low beam ............................................ 127
Mo torw ay mode ................................... 131
Pa rking lights ...................................... .127 Re
ar fog light ....................................... 127
Re sponsibility for lighting sy stems .......1 27
Setting the dipped beam ..................... 13 5
Setting theex terior lighting switch-
off delay time ...................................... 13 5
Setting the sur round lighting .............. .135
St anding lights .................................... .127
Tu rn signal lights ................................. 12 9
Limiter ...................................................... 19 6
Ac tivating ............................................ .197
Buttons ................................................ 197
Calling up a speed .............................. .197
Deactivating ......................................... 197
Fu nction .............................................. 19 6
Pa ssive mode ...................................... 19 6
Pe rm anent setting .............................. .199
Re quirements: .................................... .197
Selecting .............................................. 197
Setting a speed .................................... 197
St oring a speed .................................... 197
Sy stem limitations ...............................1 96
Limiting speed see Limi ter LINGU
ATRO NIC ........................................ 263
Application specific voice commands
............................................................ .264
Au dible help functions .........................2 65
Global voice commands ...................... 264
Impr oving speech quality .................... 265
Language setting ................................ .265
Media pla yervo ice commands ............ 272
Message voice commands .................. .274
Multifunction steering wheel (operat‐
ing) ...................................................... 263
Na vigation voice commands ................ 267
Operable functions .............................. 264
Operating saf ety .................................. 263
Ra dio voice commands ........................ 271
Switch voice commands ...................... 266
Te lephone voice controls .................... .271
Te xt messa gevoice commands .......... .274
TV voice commands ............................ 271
Ty pes of voice commands .................. .264
Ve hicle voice commands .................... .275
Vo ice prom pting .................................. 264
Live Traf fic Information
Displaying subsc ript ion information .... .319
Displ aying the tra ffic map .................... 319562
Index

Mercedes-Benz Link
................................ 341
Connecting .......................................... 341
Ending ................................................ .341
Overview ..............................................3 41
Using ................................................... 341
Mercedes-Benz service centre see Qualifi ed specialist workshop
Message (multifunction display) see Display message
Message memory .................................... 471
Messages Voice commands (LINGU ATRO NIC) ...... 274
Messages see Text messa ges
Mir rors
see Outside mir rors
Mobile phone Cancelling permission for Internet
connection ......................................... .355
Damage de tection (pa rked vehicle) ..... 182
Locking theve hicle ................................ 79
St arting theve hicle ............................. 14 9
Un locking theve hicle ............................79 Wi
reless charging ................................ 12 5
Mobile phone see Android Auto
see Apple CarPlay™
see Mercedes-Benz Link
see Second telephone
see Telephone
Mobile phone voice recognition
St arting .............................................. .334
St opping ..............................................3 34
Model series see Vehicle identification plate
MOExtended tyres ................................... 411
Mo torw ay mode ....................................... 131
MULTIBEAM LED see Intelligent Light Sy stem
Multifunction display Overview of the displa ys...................... 254
Multifunction steering wheel
Overview of buttons ............................ .251
Multifunction steering wheel
see Steering wheel Multimedia sy
stem .................................. 278
Ac tivating/deactivating standby
mode .................................................. .183
Ad justing thevo lume .......................... .285
Central control elements ..................... 279
Con figuring display settings ................2 87
ENERGIZING comfort prog ram (o ver‐
view) ................................................... .299
Entering characters ............................ .285
Fa vourites ............................................ 282
Main functions .................................... 282
Overview ............................................ .278
Re storing thefa ctory settings ............. 298
St andby mode function ...................... .182
St arting the ENERG IZING comfort
program ..............................................3 00
Switching the sound on/off ................2 84
Multimedia sy stem
see Touch Control
see Touchpad N
Na vigation
Menu (on-board computer) .................. 257
Showing/hiding the menu ...................3 01 Index
565