2018 MERCEDES-BENZ C-CLASS CABRIOLET ignition

Display messages
Possible causes/consequences and 0050
0050Solutions 0007
Consult a qualified specialist workshop immediatel y.
Active Brake Assist Func-
tions currently limited See
Owner's Manual *
Ve hicles with the Driving Assistance Package: Active Brake Assi stwith cross-traf fic function, Evasi veSteering
Assist or PRE‑SAFE ®
PLUS are temp orarily una vailable or only partially available.
Ve hicles without the Driving Assistance pa ckage: Active Brake Assi stistemp orarily una vailable.
The ambient conditions are outside the sy stem limits (0013 page189). 0007
Drive on.
As soon as the ambient conditions are within the sy stem limits, the sy stem will become available again. 0007
Ifth e display message does not disappear, stop theve hicle while paying attention toroad and traf fic conditions
and restart the engine.
0075
Restraint sys. malfunction
Consult workshop *T
herestra int sy stem is faulty (0013 page 33). 000A
WARNING Risk of inju ryor fata l injury due toa malfunction in there stra int sy stem
If th ere stra int sy stem is malfunctioning, restra int sy stem components may be triggered unintentionally or
might not be triggered at all in theeve nt of an accident. This may af fect the seat belt tensioner or airbag, for
ex ample. 0007
Have there stra int sy stem checked and repaired immediately at a qualified specialist workshop. De
tection of a restra int sy stem fault:
R The restra int sy stem warning lamp 0075does not light up when the ignition is switched on.
R The restra int sy stem warning lamp 0075lights up continuously or repeatedly during a journe y.484
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and 0050
0050Solutions 0007
Wait until the engine has cooled down. 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
th e coolant temp erature display remains below 120 °C.
00D7
Please wait Charging high-
voltage battery *T
he 48 V battery is dischar ged. You ha veswitched on the ignition while the12 V battery was being charge d with a
suitable charge r or while ano ther vehicle was pr oviding starting assis tance.
The discha rged 48 V battery is charge d automatically via thevo ltage con verter. Af ter a few minutes, theMotor can
be started again display message will be shown on the multifunction displa y. 0007
Start the engine. 0007
Drive theve hicle for a while tocharge the12 V battery and the 48 V battery af ter disconnecting thech arger
from theve hicle.
If th eMotor can be started again display message does not appear af ter a few minutes: 0007
Tryto start the engine again. 0007
Ifth e engine does not start, consult a qualified specialist workshop.
003D
48 V battery See Owner's
Manual *T
he 48 V sy stem is malfunctioning. Con venience functions may be restricted. 0007
Consult a qualified specialist workshop immediatel y. Displ
aymessa ges and warning/indicator lamps 499

Display messages
Possible causes/consequences and 0050
0050Solutions
No tes on engine oil (0013 page 464).Exhaust
gas af tertre atment Display messages
Possible causes/consequences and 0050
0050Solutions
00C8 Refill AdBlue See Owner’s
Manual *
The AdBlue ®
leve l has fallen below there ser verange. 0007
Top up AdBlue ®
immediately (0013 page 172).
00C8 Refill AdBlue Eng. start not
possible *
The AdBlue ®
tank is em pty. Yo u can no lon gerst art the engine. 0007
Top up at least 4.5 l of AdBlue ®
(0013 page 172). 0007
Switch the ignition on.
Yo u can restart the engine af ter appro ximately one minu te.
0099
AdBlue system fault See
Owner's Manual *
The AdBlue ®
sy stem is malfunctioning. 0007
Consult a qualified specialist workshop immediatel y. Displ
aymessa ges and warning/indicator lamps 503

Display messages
Possible causes/consequences and 0050
0050Solutions 0007
Tocontinue your journe y,shift the transmission toposition 005Bor005E.
Only select Park (P) when
vehicle is stationary *
The transmission can only be shif tedto position 005Dwhen theve hicle is stationar y.
Risk of vehicle rolling
Driver door open and trans-
mission not in P *
The driver's door is not fully closed and the transmission is in position 005E,005Cor005B. 0007
Shift the transmission toposition 005Dwhen you park theve hicle.
Apply brake to select R *
You ha vetried toswitch totransmission position 005E. 0007
Dep ress the brake pedal. 0007
Shift the transmission toposition 005E.
0044 Before starting the engine,
turn the steering wheel. *
Ve hicles with manual transmissions: the electric steering lock was unable tounlo ck th esteering. 0007
Switch off the ignition. 0007
Tounlo ckthesteering, mo vethesteering wheel slightly tothe left and right. 0007
Switch the ignition back on.
00CC Steering malfunction See
Owner's Manual *
Ve hicles with manual transmissions: the electric steering lock is malfunctioning. The steering may be loc kedby
th e electric steering loc k. 508
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and 0050
0050Solutions
Once the cause of the problem is no longer present, driving sy stems and driving saf ety sy stems will be available
again.
If th e display message does not disappear: 0007
Pull over and stop theve hicle, paying attention toroad and traf fic conditions. 0007
Clean the windscreen. Wa
rning and indicator lamps Overview of
warning and indicator lamps Some sy
stems will per form a self-test when the
ignition is switched on. Some warning and indi‐
cator lamps may brief lylight up or flash. This
behaviour is non-critical. These warning and indi‐
cator lamps indicate a malfunction only if they
light up or flash af terth e engine has been star‐
te d or during a journe y. Instrument display (standard) Instrument display in
the widescreen cockpit Wa
rning and indicator lamps:
0058 Low beam (0013
page127)
0060 St
anding lights (0013 page127) Displ
aymessa ges and warning/indicator lamps 527

,Re
placekey See Owner's Man‐
ual ........................................................ 516
00AF Replace key ................................ .515
00B6 Reser vefuel le vel........................ 500
0075Re stra int sys. malfunction Con‐
sult workshop ...................................... 484
Re versing not poss. Consult work‐
shop ....................................................5 06
Risk of vehicle rolling Driver door
open and transmission not in P ...........508
Ru n Flat Indicator inope rative .............. 514
003D See Owner's Manual ................... 495
Speed limit (winter tyres) XXX km/h ... 494
00CCSt eering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 520
00CCSt eering malfunction See Own‐
er's Manual ......................................... 508
00CCSt eering malfunction Stop
immediately See Owner's Manual ........519 St
op vehicle Lea veengine running
Wa itTransmission cooling ...................505
003DSt opvehicle Lea veengine run‐
ning ..................................................... 496
003DSt opvehicle See Owner's Man‐
ual .......................................................4 97
00CC Stop vehicle Vehicle too low ........ 490
çsuspended ..................................4 92
0049Switch off lights .......................... 524
0049Switch on headla mps.................. 524
To shift out of P or N,depress brake
and start engine .................................. 506
0059 Top lo wering ............................... 522
00C8To p upAdBlue Perf.re duced in
XXX miles See Owner's Manual ...........505
00C8 Top up AdBlue Perf.re duced:
XXX km/h Nostart in XXX km ............ 504
To p up coolant See Owner ’sManual ... 496
00B2To p upwasher fluid .................... .521 Tr
af fic Sign Assi stCamera view
re stricted See Owner's Manual ........... 489
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 488
Tr af fic Sign Assi stinope rative ............. 488
00CATr ailer coupling extending… .........516
Tr ansmission Malfunction Stop ........... 505
0024Tu rnon the ignition torelease
th e parking brake ................................ 473
0077 Tyre press. monitor cur rently
una vailable .......................................... .512
0077 Tyre press. monitor inoperative
No wheel sensors ................................ 512
0077 Tyre press. monitor inoperative ...512
Ty re pressure Check tyres ...................509
Ty re(s) ove rheated ...............................5 13
00CC Vehicle rising Please wait............ 486
00CCVe hiclerising ...............................4 89
0077Wa rning tyre defect .....................510
0077 Wheel sensor(s) missing ..............512 554
Index

G
Garage door opener Clearing the memory ........................... 178
Opening or closing the door ................1 77
Programming buttons .......................... 175
Ra dio equipment appr oval numbers .... 178
Re solving problems ............................. 17 7
Synchronising thero lling code ............ .176
Gearshift recommendation ............162, 16 5
Genera l operating permit number
(EU) .......................................................... .456
Genuine parts ............................................ 22
Glide mode ............................................... 16 6
Glo vebox
Locking/unlocking .............................. .116 H
Handbrake see Electric parking brake
Handling characteristics (unusual) ........431
Hazard warning lights ............................ .130 HD prog
rammes
see CI+ module
Head airbag ............................................... 39
Head le vel heating (AIRSCARF) ..............109
Head restra int
Fr ont (adjusting mechanically) .............1 04
Re ar (fitting/removing) ........................ 105
Head-up display ....................................... 261
Ad justing display elements (on-board
compu ter) ............................................ 261
Ad justing the brightness (on-board
computer) ............................................ 261
Fu nction ............................................... 261
Menu (on-board compu ter) .................. 261
Setting the position (on-board com‐
puter) ................................................... 261
Switching on/off ................................. 262
Headla mpflasher ................................... .129
Heating see Clima tecontrol
High beam Adaptive Highbeam Assist .................. .132
Switching on/off ................................. 12 9High-pressure cleaner (care)
.................. 397
Hill Start Assist ........................................ 211
HOLD function ......................................... .211
Fu nction/no tes .................................... 211
Switching on/off ................................. 212
Hooking the luggage net .........................118
Hotspot Setting up (Wi-Fi) ................................. 291 I
i-Size child seat securing sy stem
Fitting .................................................... 63
Seats suitable for attaching ................... 62
Identification plate Engine ................................................. 456
Ve hicle ................................................ 456
Ignition Switching on (S tart/S top button) ........ 147
Ignition key
see Key
Immobiliser ................................................ 96 Index
559

St
andby mode
Ac tivating/deactivating ...................... .183
Fu nction .............................................. 182
St anding lights ......................................... 127
St art/s top button
Pa rking theve hicle .............................. 173
St arting theve hicle ............................. 14 8
Switching on the po wer supply or
ignition ................................................. 147
St art/s top function
see ECO start/ stop function
St arting assi stance
see Jump -star t connection
St arting the engine
see Vehicle
St arting-o ffaid
see Hill Start Assist
St ation
Deleting ............................................... 375
Direct frequency entry ........................ .375
Fr equency fix ....................................... 376
Moving .................................................3 75
Sea rching ............................................ 375Setting .................................................
375
St oring .................................................3 75
St ation list
Calling up ............................................ 375
St ation presets
Modifying ............................................. 375
St ation tracking
Setting ................................................. 376
ST EER CONT ROL
Fu nction/no tes ................................... 189
Ste ering wheel ........................................ .251
Ad justing (electrically) .......................... 111
Ad justing (manually) ............................ 11 0
Buttons ................................................ 251
Ope rating the memory function ........... 11 3
St eering wheel heater .......................... 11 2
Ste ering wheel gearshift paddles ..........16 4
Ste ering wheel heater
Swit ching on/off .................................. 11 2
St ow age areas
see Loading
see Stow age compartment St
ow age comp artment............................ 11 6
Armrest ................................................ 11 6
Centre console .................................... .116
Door ..................................................... 11 6
Glo vebox .............................................1 16
Spectacles compa rtment .................... .116
St ow age comp artments
see Loading
see Stow age compartment
St ow age space under the boot floor ......11 9
Sulphur content ...................................... 460
Sun visor Operating ............................................. 141
Sur round lighting .................................... 13 5
Setting ................................................. 13 5
Sur round View
see 360° Camera
Suspension Setting the suspension le vel (AIR‐
MATIC) ................................................ .215
Suspension see AIRMATIC Index
573