MERCEDES-BENZ C-CLASS COUPE 2018 Owners Manual

Engine
Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
00B9 Engine diagnosis warning
lamp The
yellow engine diagno stics warning lamp is lit while the engine is running.
A malfunction has occu rred in the engine, theex haust sy stem or the fuel sy stem.
The emissions limit value may ha vebeen exceeded and the engine may be running in eme rgency operation mode. 0007
Have theve hicle checked as soon as possible at a qualified specialist workshop.
Ve hicles with a diesel engine: the fuel tank may ha vebeen run dr y. 0007
Start the engine thre eto four times af terre fuelling.
If th eye llow engine diagnosis warning lamp goes out, emer gency operation mode is cancelled. The vehicle need not
be checked.
003D Elect rical fault warning
lamp The
red elect rical fault warning lamp is lit.
There is a fault in the electrics. 0007
Obser vethe messages on the multifunction displa y.
00B6
Fu elreser ve wa rning lamp The
yellow fuel reser vewarning lamp is lit while the engine is running.
The fuel supply has dropped into there ser verange. 0007
Refuel. 538
Displaymessa ges and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
00AC Coolant warning lamp The
red coolant warning lamp is lit while the engine is running.
Po ssible causes:
R The temp erature sensor is malfunctioning
R The coolant le vel is too low
R The air supply tothera diator is obstructed
R The radiator fan is faulty
If th ere is an additional warning tone, the coolant temp erature has exceeded 120 °C. 000A
WARNING Danger of bu rns when opening the bonn et
If yo u open the engine bonn etwhen the engine has overheated or during a fire inthe engine compartment, you
could come into contact wi thhot gases or other escaping operating fluids. 0007
Before opening the bonn et, allow the engine tocool down. 0007
Intheeve nt of a fire inthe engine compartment, keep the engine bonn etclosed and call thefire service. 0007
Stop theve hicle immediately, paying attention toroad and traf fic conditions, and switch off the engine. Do not con‐
tinue driving under any circums tances. 0007
Obser vethe messages on the multifunction displa y.
If th e coolant temp erature display is at the lo wer end of thete mp erature scale: 0007
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 539

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
or 0007
Exit theve hicle and keep a safe dis tance from it until the engine has cooled down. 0007
Check the coolant le vel (0013 page 399). 0007
Make sure that the air supply tothera diator is not obstructed. 0007
Avoiding high loads on the engine, drive tothe nearest qualified specialist workshop. In doing so, ensure that the
coolant temp erature display remains below 120 °C. Ty
res Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
0077 Ty re pressure monitoring
sy stem warning lamp lights
up The
yellow tyre pressure monitoring sy stem warning lamp (pressure loss/malfunction) is lit.
The tyre pressure monitoring sy stem has de tected tyre pressure loss in at least one of the tyres. 000A
WARNING Risk of an accident due toinsuf ficient tyre pressure
Ty res with insuf ficient tyre pressure pose thefo llowing risks:
R The tyres may bur st, especially as the load and vehicle speed increase.
R The tyres may wearexc essively and/or une venly, which may greatly impair tyre traction.
R ‑ The driving characteristics, steering and braking may be greatly impaired. 540
Displaymessa ges and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
Yo u could then lose control of theve hicle. 0007
Obser vethere commended tyre pressures. 0007
Adjust the tyre pressure if necessar y. 0007
Stop theve hicle, paying attention toroad and traf fic conditions. 0007
Check the tyre pressure and the tyres.
0077 Ty re pressure monitoring
sy stem warning lamp
fl ashes The
yellow tyre pressure monitoring sy stem warning lamp (pressure loss/malfunction) flashes for appro ximately one
minu teand then remains lit.
The tyre pressu remonitoring sy stem is faulty. 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. Display messages and
warning/indicator lamps 541

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. 0007
Consult a qualified specialist workshop. 0007
Obser vethe messages on the multifunction displa y.
00CA
Tr ailer tow hit chwarning
lamp The
red trailer tow hit chwarning lamp is on.
The trailer tow hit chis not operational or swivels. 000A
WARNING Risk of an accident if the ball neck is not loc ked
If th e ball neck is not in the loc ked position, the trailer may come loose. 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. 0007
Uncouple the trailer and secure it against rolling away. 542
Displaymessa ges and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions 0007
Initiate a new swivelling procedure and do not re-couple the trailer until the display message disappears. 0007
Obser vethe messages on the multifunction displa y.
If th e trailer hitch swivels: 0007
Wait until the ball coupling has reached the operational position. Display messages and
warning/indicator lamps 543

1,
2, 3 ...
4MATIC ..................................................... 172
Fu nction ............................................... 172
12 V battery
see Battery (vehicle)
12 V so cket
see Soc ket (12 V)
48 V on-board electrical sy stem
Operating saf ety .................................... 23
360° Camera .......................................... .228
Fu nction .............................................. 228
Opening the camera co ver (r eve rsing
camera) .............................................. .231
Selecting a view ................................... 231
Setting favo urites ................................ 231
Swit ching automatic operation
on/off (r eversing camera) .................. .231 A
A/C function Swit ching on/off (control panel) ........ .143
ABS (Anti-lo ckBraking Sy stem) ............ .189 Ac
celeration
see Kickdown
Ac cess data
Editing (Blue tooth®
) .............................3 59
Setting (Blu etoo th®
) ............................ 358
Ac cident and breakdown manage‐
ment
Mercedes me connect ........................ .352
Ac oustic locking verification signal
Ac tivating/deactivating ......................... 72
Ac tivating/deactivating automatic
vo lume adjustment
Burmes ter®
sur round sound sy stem ....3 91
Ac tive Blind Spot Assi st.......................... 24 2
Ac tivating/deactivating ...................... .245
Brake application ................................. 24 3
Fu nction .............................................. 24 2
Sy stem limitations ...............................2 42
Tr ailer operation .................................. 24 3
Ac tive bonn et(pedestrian pr otection) .. 393
Operation ............................................ 393
Re setting ............................................. 393 Ac
tive Brake Assi st
Fu nction/no tes .................................... 194
Setting ................................................. 200
Ac tive Di stance Assist DISTRO NIC........ 204
Ac tive Emergency Stop Assist .............. 214
Ac tive Lane Change Assi st................... 213
Calling up a speed .............................. .206
Displ ays in the instrument display .......2 14
Fu nction .............................................. 204
Increasing/decreasing speed .............. 206
Re quirements: .................................... .206
Ro ute-based speed adap tation ........... .209
Selecting ............................................. 206
St eering wheel buttons ....................... 206
St oring a speed ................................... 206
Switching off/deactivating .................. 206
Switching on/activating ......................2 06
Sy stem limitations ...............................2 04
Ac tive Eme rgency Stop Assist ................ 214
Ac tive headlamps .................................... 12 9
Ac tive Lane Change Assi st...................... 213
Ac tivating/deactivating ...................... .214
Fu nction ............................................... 213544
Index

Ac
tive Lane Keeping Assist .................... 24 5
Ac tivating/deactivating ...................... .247
Ac tivating/deactivating thewa rning .... 24 8
Fu nction .............................................. 24 5
Setting the sensitivity .......................... 24 8
Sy stem limitations ...............................2 45
Tr ailer operation .................................. 24 5
Ac tive Parking Assist .............................. 232
Cross Traf fic Alert ............................... 237
Drive AwayAssi st................................ 236
Exiting a pa rking space ...................... .235
Fu nction .............................................. 232
Manoeuvring assi stance ...................... 238
Pa rking ................................................ 233
Sy stem limitations ...............................2 32
Ac tive Se rvice Sy stem PLUS
see AS SYST PLUS
Ac tive Speed Limit Assi st....................... 208
Display ................................................ 208
Fu nction .............................................. 208
Ac tive Steering Assist ............................ .210
Ac tivating/deactivating ...................... .212
Ac tive Emergency Stop Assist .............. 214
Ac tive Lane Change Assi st................... 213Displ
ays in the instrument display .......2 14
Fu nction ............................................... 210
Sy stem limitations ...............................2 10
Ad aptive brake lights .............................. 200
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 ............................................... 131
Switching on/off ................................. 13 2
Ad aptive Highbeam Assist Plus
Switching on/off ................................. 13 4
Ad Blue ®
.................................................... 466
Ad ditives .............................................4 66
Capacity .............................................. 467
Fill le vel .............................................. .260
No tes ................................................... 176
Purity ................................................... 466
Ra nge .................................................. 260
To pping up ...........................................1 77
Ad ditional door lo ck.................................. 75Ad
ditional value range
Setting display content ........................ 258
Ad diti ves.................................................. 467
Ad Blue ®
............................................... 466
Engine oil ............................................. 467
Fu el ..................................................... 464
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 ....3 91
Ad justing the sound focus
Burmes ter®
sur round sound sy stem ....3 91
Ad justing treble, mid- range and bass
settings
Burmes ter®
sur round sound sy stem ....3 91 Index
545

ADS PLUS da
mping sy stem
see AIRMATIC
Ad versewe ather light ............................ .131
Af ter-sales service centre
see ASS YST PLUS
Air conditioning sy stem
see Climate control
Air distribution Setting ................................................ .142
Air freshener sy stem
see Fragrance sy stem
Air inlet see Air-water duct
Air pressure see Tyre pressure
Air suspension see AIRMATIC
Air vents ................................................... 151
Ad justing (front) ................................... 151
Ad justing (rear) .................................... 151
Air vents
see Air vents Ai
r-re circulation mode ............................ 14 4
Air-water duct .......................................... 400
Ke eping free ........................................4 00
Airbag ........................................................ .39
Ac tivation .............................................. 33
Fr ont airbag (driver, front passenger) ....39
Ins tallation locations ............................ .39
Knee airbag ........................................... 39
Overview ............................................... 39
PA SSENGER AIR BAG indicator lamp .... .44
Pr otection ..............................................40
Re duced pr otection ...............................41
Side impact airbag ................................ 39
Wi ndow airbag ....................................... 39
Ai rflow
Setting ................................................ .142
AIRMATIC ................................................. .218
Setting ................................................. 220
Suspension .......................................... 218
Alarm see Panic alarm
Alarm sy stem
see ATA (anti-theft alarm sy stem) All-wheel drive
see 4MATIC
Alternative route
see Route
Ambient lighting Setting (multimedia sy stem) ................1 35
Android Auto ............................................ 348
Connecting a mobile phone ................. 349
Ending ................................................. 350
Information .......................................... 349
Overview ............................................. 348
Sound settings .................................... 350
Tr ans ferred vehicle data ......................3 50
Animals Pets in theve hicle ................................. 70
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft ala rmsystem
see ATA (anti-theft alarm sy stem)
Anti-theft pr otection
Ad ditional door lock .............................. 75546
Index

Immobiliser ............................................
94
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™ ....................................... 347
Connecting an iPhone ®
....................... 347
Ending .................................................3 48
No tes ................................................... 347
Overview ............................................. 347
Sound settings .................................... 348
Tr ans ferred vehicle data ......................3 50
Ashtr ay
Fr ont centre console ............................ 121
Re ar passenger compartment ............ .122
Using ................................................... 121
Assistance sy stems
see Driving saf ety sy stem
Assistant display Menu (on-board computer) .................. 260 ASS
YST PLUS ........................................... 392
Battery disconnection pe riods .............3 93
Displ aying the service due date ........... 392
Fu nction/no tes ................................... 392
Re gular maintenance work .................. 392
Special service requ irements .............. 392
ATA (anti-theft ala rmsystem) .................. .94
Deactivating the alarm .......................... 94
Fu nction ................................................ 94
Fu nction of interior pr otection ............... 95
Priming/deactivating interior pr otec‐
tion ........................................................ 96
Priming/deactivating tow- aw ay pro‐
te ction ................................................... 95
To w- aw ay protection function ................95
AT TENTION ASSI ST......................... 238, 239
Fu nction .............................................. 238
Setting ................................................. 239
Sy stem limitations ...............................2 38
At tention assistant
see ATTENTION ASSIST
Au dio mode
Connecting USB devices ..................... 369
Co pyrights ...........................................3 66Information .......................................... 365
Inserting/removing an SD card ........... 366
Media sea rch ....................................... 372
Overview ............................................. 368
Pa use and playback function .............. .369
Selecting a track ................................. 369
Selecting playba ckoptions .................. 369
Switching on media mode ...................3 66
Tr ack list .............................................. 369
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights .........................127
Au tomatic engine start (ECO start/
sto p function) .......................................... 15 9
Au tomatic engine stop (ECO start/
sto p function) .......................................... 15 9
Au tomatic front passen ger front air‐
bag deacti vation sy stem
see Automatic front passenger front
airbag shutoff Index
547