lights MERCEDES-BENZ C-CLASS COUPE 2021 Service Manual

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 ®
.......................... 317
Ending.................................................... 318
No tes..................................................... 317
Overview................................................ 317
Sound settings....................................... 318
Tr ans ferred vehicle data........................3 20
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS
Battery disconnection pe riods.............. 362
Displaying the service due dat e............. 361
Fu nction/no tes...................................... 361
Re gular maintenance work.................... 361
Special service requirements............... .361
ATA (anti-theft ala rmsystem)
Deactivating the alarm............................ 92 Fu
nction.................................................. 91
Fu nction of interior pr otection................. 93
Priming/deactivating interior pr otec‐
tion.......................................................... 93
Priming/deactivating tow- aw ay pro‐
te ction..................................................... 93
To w- aw ay protection function.................. 92
AT TENTION ASSI ST
Fu nction................................................. 181
Setting................................................... 183
Sy stem limitations................................. 181
At tention assistant
see ATTENTION ASSIST
Au dio mode
Connecting USB device s....................... 338
Co pyrights............................................. 336
Information............................................ 334
Inserting/re moving an SD car d............. 336
Media sea rch........................................ .342
Overview............................................... 338
Pa use and playback function................ .339
Selecting a track................................... 339
Selecting playba ckoptions.................... 339
Switching on media mode..................... 336
Tr ack list............................................... .339 Au
thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights ...........................12 2
Au tomatic engine start (ECO start/
sto p function)............................................ 15 2
Au tomatic engine stop (ECO start/
sto p function)............................................ 15 2
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
Au tomatic mir rorfo lding function
Ac tivating/deactivating......................... 13 4
Au tomatic transmission
DIRECT SELECT le ver............................. 157 Index
505

Boot lid
Activating/deactivating theta ilgate
opening limiter........................................ 84
Closin g................................................... .79
HANDS-FREE ACCES S............................. 82
Locking separately.................................. 83
Opening................................................... 79
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid
No tes..................................................... 427
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion).......................................................1 79
Brakes ABS (Anti-lock Braking Sy stem).............1 77
Ac tive Brake Assi st................................ 19 6
Ad aptive brake lights............................. 181
BA S (Brake Assi stSystem).................... 17 7
Driving tips........................................... .149
EBD (Electronic Brake forc e Distribu‐
tion).......................................................1 79
HOLD function....................................... 180Limited braking ef
fect (salt-trea ted
ro ads).................................................... 14 9
New/replaced brake linings/brake
discs...................................................... 147
Ru nning-in no tes.................................... 147
Braking assistance see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions................ 18
To w- starting......................................... .395
To wing away.......................................... 391
Tr ansporting theve hicle........................ 393
Wheel chang e....................................... .409
Breakdown see Flat tyre
Burmes ter®
sur round sound sy stem
Ad justing the balance/fader................. 360
Ad justing the sound focus..................... 360
Ad justing treble, mid-range and bass
setting s................................................. 359
Au tomatic volume adjustment............... 359
Calling up the sound menu.................... 359
Information............................................ 359
Switching the sur round sound on/off...3 60Buttons
Steering wheel...................................... 235 C
Call list Making a call.........................................3 13
Overview................................................3 12
Calling up the sound menu
Adva nced sound sy stem........................3 60
Burmes ter®
sur round sound sy stem..... 359
Calls Accepting.............................................. 309
Ac tivating functions du ring a call......... .309
Calls with se veral participant s............... 309
Declining............................................... 309
Ending a call.......................................... 309
Incoming call du ring an existing call...... 310
Making.................................................. 309
Mercedes me........................................3 20
Camera see 360° Camera
see Reversing camera
Car key
see Key Index
507

DIRECT SELECT le
ver
Engaging drive position........................ .159
Engaging neutral................................... .158
Engaging park position.......................... 15 9
Engaging pa rkposition automatically....1 59
Engaging reve rsege ar........................... 15 8
Fu nction................................................ 157
Display (care) ............................................ .374
Display (multimedia sy stem)
Settings................................................. 263
Display (on-boa rdcompu ter)
Displ ays on the multifunction displa y.... 236
Displ aymessage
Calling up (on-board compu ter)............. 433
No tes....................................................4 33
Display messages ¯ - - - km/h ..................................... 458
ç - - - km/h ..................................... 459
È - - - km/h ..................................... 459
# 12V battery See Owner's Man‐
ual..........................................................4 74Û
48 V battery See Owner's Man‐
ual.......................................................... 476
: Active Light Sy stem inoperative... 440
¯ AdBlue sy stem fault Emer. op.:
max. XXX mphSt art not poss. in XXX
miles .................................................... .484
¯ AdBlue sy stem fault Emer‐
ge ncy op. in XXX km See Owner's
Manual.................................................. 483
¯ AdBlue sy stem fault Engine
st art not possible................................. .484
¯ AdBlue sy stem fault See Own‐
er's Manual .......................................... .483
5 Add 1 litre engine oil when
next refuelling....................................... 485
é ATTENTION ASSIST inoperative ....458
é ATTENTION ASSIS T:Take a
break!....................................................4 58
: Automatic driving lights inoper‐
ative...................................................... 439 Á
Change key bat teries .................... 437
J Check brake fluid le vel................. 456
# Check brake pads See Owner's
Manual.................................................. 457
5 Check engine oil le vel when
next refuelling....................................... 485
ï Checktrailer hitch lo ck................ 443
h Check tyre(s) ................................ 478
! Clean the fuel filter ...................... 449
ÿ Coolant Stop vehicle Switch
engine off..............................................4 48
! currently una vailable See Own‐
er's Manual .......................................... .469
÷ currently una vailable See Own‐
er's Manual .......................................... .470
5 Engine oil le vel cannot be
measured .............................................. 487
5 Engine oil le velRe duce oil le vel.... 486
5 Engine oil le velSt op vehicle
Switch engine off.................................. 486 Index
511

5
Engine oil pressure Stop
Switch off engine.................................. 487
ä Fault Drive at max. 80 km/h........ 466
6 Front left malfunction Consult
wo rkshop (e xample).............................. 434
_ Front left seat backrest not
loc ked (e xamp le).................................. .447
& inoperative Battery low................ 442
& inoperative Refuel vehicle ............ 442
& inoperative See Owner's Man...... 442
! inoperative See Owner's Man‐
ual......................................................... 470
÷ inoperative See Owner's Manual ..471
T inoperative See Owner's Man‐
ual......................................................... 472
G Inoperative................................... 474
: Intellige nt Light Sy stem inoper‐
ative...................................................... 440
Á Key not de tected (red displ ay
messa ge)............................................... 438 Á
Key not de tected (white displ ay
messa ge)............................................... 437
: Left dipped beam (e xamp le)........ .439
6 Left wind owbag malfunction
Consult workshop (e xample)................ .434
¢ Lowe ring...................................... 467
: Malfunction See Owner's Man‐
ual......................................................... 439
ð Maximum speed exceeded ........... 460
Ø ..................................................... 482
ç Off................................................4 60
ë Off................................................ 457
! Parking brake See Owner's
Manual .................................................. 453
É Please reduce speed .................... 468
Ý Please wait 48 V battery charg‐
ing ........................................................ .476
_ Rear left seat backrest not
loc ked (Example)................................... 446
h Rectify tyre pressure.................... 479Ø
Refill Ad Blue See Owne r’s
Manual.................................................. 482
! Release parking brake .................. 456
¸ Replace air cleaner ......................449
Á Replace key.................................. 437
8 Reser vefuel le vel......................... 449
6 Restra int sys. malfunction Con‐
sult workshop........................................ 434
# See Owner's Manual....................4 75
Ù Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual ......444
Ù Steering malfunction Stop
immediately See Owner's Manual .........445
# Stop vehicle Lea veengine run‐
ning ....................................................... 476
# Stop vehicle See Owner's Man‐
ual......................................................... 475
É Stop vehicle Vehicle too low......... 466
ç suspended...................................4 59
: Switch off lights ........................... 440512
Index

Ty
re press. monitor inoperative.............4 77
Ty re press. monitor inoperative No
wheel sensors ........................................ 478
Ty re pressure Check tyres .....................481
Ty re(s) ove rheated................................. 480
Wi thout changing gear, consult work‐
shop......................................................4 51
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................................ .74
Locking/unlocking (emergency key)....... .78
Opening (from inside).............................. 75
Un locking (from inside).......................... .75
Door cont rol panel....................................... 16
Dr aw bar
see Tow- bar sy stem
Drive Away Assist ...................................... 225 Drive
Away Assist
see Pr otection against collision
Drive position Enga ging................................................1 59
Drive prog ram display ............................... 15 6
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat
Driving abroad Light adjustment (low beam)................. 121
Driving saf ety sy stem
ABS (Anti-lock Braking Sy stem).............1 77
Ac tive Brake Assi st................................ 19 6
Ad aptive brake lights............................. 181
BA S (Brake Assi stSystem).................... 17 7
Cameras............................................... .175
EBD (Electronic Brake forc e Distribu‐
tion).......................................................1 79
ESP ®
Crosswind Assist.......................... 178
ESP ®
trailer stabilisation...................... .179
Overview................................................ 176
Ra dar and ultrasonic sensor s................ 175
Re sponsibility........................................1 75ST
EER CONTROL................................... 17 9
Driving sy stem
DY NA MIC BODY CONTROL.................... 208
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
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
see Traf fic Sign Assi st
Driving tips Driving abroad (low beam light
adjustment).......................................... .121 Index
515

ENERGIZING COMFORT
Overview of programmes...................... .275
St arting the programme........................ 275
Engine ECO start/ stop function........................ 15 2
Engine number....................................... 41 8
St arting (eme rgency operation mode).. .146
St arting (Remo teOnline).......................1 47
St arting (s tart/s top button).................. 14 5
St arting assis tance................................ 388
Switching off (s tart/s top button).......... 16 8
Engine bonnet Function (active bonnet)........................ 362
Opening/closing................................... 363
Engine data Displaying.............................................. 157
Engine electronics Notes..................................................... 416
Engine number .......................................... .418
Engine oil Additives...............................................4 26
Capacity................................................ 427
Che cking the oil le vel using the oil
dipstick................................................. 365 Checking
the oil le vel using the on-
board computer..................................... 366
MB-Fr eigabe or MB-Appr oval................ .427
Quality................................................... 427
To pping up............................................. 366
Entering characters
Fu nction/no tes...................................... 261
On theto uchpad.................................. .263
Using the controller............................... 262
EQ Boost technology
Operating saf ety...................................... 23
ERA-G LONA SS test mode
St arting/ending.................................... 328
Er ro r message
see Displ aymessa ge
ESC (Electronic Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assist.................................. .178
Tr ailer stabilisation................................ 17 9
ESP ®
(Electronic Stability Prog ram)
Ac tivating/deactivating......................... 17 9
Fu nction/no tes..................................... 17 7EU
general operating permit number ......41 8
Exterior lighting Care...................................................... .373
Exterior lighting see Lights F
Fa tigue de tection
see ATTENTION ASSIST
Favo urites
Ad ding................................................... 259
Calling up.............................................. 259
Deleting.................................................2 59
Moving.................................................. 259
Overview............................................... 258
Re naming.............................................. 259
Fi lling station sear ch
St arting automatic sear ch..................... 280
Switching the automatic sear chon/
off.........................................................2 86
Using auto matic search......................... 286
Fi re extinguisher....................................... 377
Firs t-aid kit (soft sided) ............................377 Index
517

Flacon
Inserting/removin g............................... 137
Flat towing
see Tow- bar sy stem
Flat tyre MOEx tended tyres................................. 379
No tes..................................................... 378
TIREFIT kit............................................. 380
Wheel chang e....................................... .409
Floor mats.................................................. 11 9
Fo g light (enhanced) .................................1 25
Fo il co vering
Ra dar and ultrasonic sensor s................175
Fr ag rance
see Fragrance sy stem
Fr ag rance sy stem
Inserting/removing theflacon.............. .137
Setting................................................... 137
Fr ee software.............................................. 36
Fr equencies
Tw o-w ayradio........................................ 417
Fr ont airbag (driver, front passenger)...... .44Fr
ont passenger seat
see Seat
Fu el
Ad ditives...............................................4 23
Diesel.................................................... 423
E10....................................................... .422
Fu elreser ve........................................... 424
Low outside temp eratures..................... 423
Pe trol..................................................... 422
Quality (diesel)...................................... 423
Quality (p etro l)...................................... 422
Re fuelling.............................................. 16 2
Sulphur content..................................... 422
Ta nk content.......................................... 424
Fu nction seat
see Door cont rol panel
Fu ses
Before replacing a fuse.......................... 395
Fu se assignment diagram..................... 395
Fu se box in the boot.............................. 398
Fu se box in the engine compartmen t.... 396
Fu se box in the front passenger foot‐
we ll....................................................... 398
Fu se box on the dashboard................... 397
No tes....................................................3 95 G
Garage door opener Clearing the memory.............................1 71
Programming buttons............................ 16 9
Re solving problems................................ 171
Synchronising thero lling code............. .170
Garage door openers Opening/closing the door...................... 171
Gearshift recommendation..................... .160
Gene ral operating permit number (EU)... 41 8
Genuine parts.............................................. 22
Genuine wood (Care) ................................ .374
Glide mode................................................. 161 H
Handbrake see Electric parking brake
Handling characteristics (unusual)......... 399
HANDS-FREE ACCESS ................................ .82
Hazard warning lights.............................. .123 518
Index

HD prog
rammes
see CI+ module
Head restra int
Fr ont (adjusting mechanically)................ 99
Re ar (adjusting).................................... .100
Re ar (removing/fitting).......................... 100
Head-up display Adjusting display elements (on-board
compu ter)............................................. 238
Ad justing the brightness (on-board
computer).............................................2 38
Fu nction................................................ 237
Menu (on-board compu ter).................. .238
Operating the memory function............ 108
Setting the position (on-board com‐
puter)....................................................2 38
Switching on/of f................................... 238
Headlamp flashing.................................... 12 3
Headlamps see Automatic driving lights
Heating see Climate control
Help call see Mercedes-Benz emergency call sy stem High beam
Activating/deactivating......................... 12 3
Ad aptive Highbeam Assist Plus............ .126
High-pressure cleaner (care).................... 370
Hill Start Assist......................................... .181
HOLD function Function/no tes..................................... 180
Switching on/of f................................... 180
Hooking the luggage net .......................... .115
Hotspot Setting up (Wi-Fi).................................. .267 I
i-Size child seat securing sy stem
Fitting..................................................... .61
Seats suitable for attaching..................... 61
Identification pla te
Engine................................................... .418
Ve hicle................................................... 41 8
Ignition Swit ching on (S tart/S top button).......... 14 4
Ignition key
see Key Immobiliser
.................................................. 91
Implied warranty
Ve hicle.................................................... 32
In Car Of fice
Calling up.............................................. .315
Fe atures................................................ 314
Marking a to-do entry as compl eted...... 315
Noting an incoming call......................... 315
Selecting functions................................ 315
Switching au tomatic start on/of f.......... 315
Increase in traf fic information volume
Setting................................................... 350
Indicator lamp see Warning/indicator lamp
Individual drive prog ram
Con figuring............................................ 157
Selecting............................................... 15 6
Inspection see AS SYST PLUS
Instrument clus ter
Fu nction/no tes............................. 233, 234
In stru ment display
Fu nction/no tes..................................... 234 Index
519

Emergency
key........................................ 73
Energy consumption................................ 72
Fu nction overview.................................... 71
Ke yring attachment................................ 73
Problem................................................... 74
Un locking setting.................................... .72
KEYLESS-GO Deactivating a function........................... .72
Locking/unlocking theve hicle................76
Problem................................................... 77
Un locking setting.................................... .72
Kickd own
Using..................................................... 161
Knee airbag .................................................. 44L
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 69
Setting................................................... 269
Le vel control sy stem
see AIRMATIC
Light adju stment
Low beam (d riving abroad). ................... 121
Light switch Overview............................................... .121
Lighting see In terior lighting
see Lights
Lights Active headla mps.................................. 124
Ad aptive Highbeam Assist Plus............ .126
Au tomatic driving lights........................ .122
Bad weather light.................................. 12 6
City lighting.......................................... .126
Combination switch.............................. .123
Cornering light....................................... 124
Driving ab road (low beam light
adjustment).......................................... .121 Fo
g light (enhanced)..............................1 25
Hazard warning light s............................ 12 3
Headla mpflashin g................................. 12 3
High beam............................................. 12 3
Intellige nt Light Sy stem......................... 124
Light switc h........................................... 121
Low beam.............................................. 121
Mo torw ay mode..................................... 12 5
Pa rking lights........................................ .121
Re ar fog light......................................... 121
Re sponsibility for lighting sy stems......... 121
Setting low beam................................... 12 8
Setting theex terior lighting switch-
off delay time........................................1 28
Setting the sur round lighting................. 12 8
St anding lights....................................... 121
Switching the Intelligent Light Sys‐
te m on/of f............................................ 12 6
Tu rn signal indicator.............................. 12 3
Limiter Activating.............................................. 184
Buttons.................................................. 184
Calling up a spee d................................. 184
Deactivating.......................................... 184
Fu nction................................................ 184 Index
521

Pa
rking assistance sy stems
see Active Parking Assist
Pa rking brake
see Electric parking brake
Pa rking lights............................................ .121
Pa rking position
Outside mir rors..................................... 13 3
St oring the position of the passenger
outside mir ror using reve rsege ar.......... 13 4
Pa rking up.................................................. 174
PA SSENGER AIR BAGstatus display
see Automatic front passenger front
airbag shutoff
Pe destrian pr otection
see Active bonnet (pedestrian pr otection)
Pe rfume
see Fragrance sy stem
Pe rfume vial
see Fragrance sy stem
Pe riod out of use
Ac tivating/deactivating standby mode. .174
St andby mode function.......................... 174
Pe rm issible axle load ................................ 41 8Pe
rm itted towing me thods...................... 390
Pe rsonalisation
see User profile
Pe trol .......................................................... 422
Pe ts in the vehicle ....................................... 70
Phone book see Contacts
Picture form ats
see Video mode
Picture settings see Video mode
PIN pr otection
Swit ching on/of f................................... 270
Plastic trim (Care)......................................3 74
Playback options Selecting............................................... 339
POI Selecting............................................... 280
POI symbols Selecting............................................... 298
Po we r supp ly
Switching on (S tart/S top button).......... 14 4PRE-SAFE
®
(anticipatory occupant
pr otection)
Fu nctio n................................................... 51
PRE-SAFE ®
Sound.................................... 51
Re versing measures................................ 52
PRE- SAFE®
PLUS (anticipa tory occu‐
pant pr otection plus)
Fu nctio n.................................................. 52
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.............................................. .280
Prog ramme in form ation
TV channel........................................... .354
Prog rams
see DYNA MIC SELECT
Pr otection against collision .....................225 Index
527