brake sensor MERCEDES-BENZ C-CLASS CABRIOLET 2018 User Guide

Obser
vethefo llowing information: Note
s on cleaning and car eA voiding vehicle damage
Wheels/rims Usewate r and acid-free wheel cleaners. R
Do not use acidic wheel cleaners toremo vebrake dust.
This could damage wheel bolts and brake components.
R Toavoid cor rosion of the brake discs and brakepads, drive
th eve hicle for a few minutes af ter cleaning before parking
it. The brake discs and brakepads warm up and dry out.
Wi ndo ws
Clean windowsinside and outside with a damp clo thand with
a cleaning agent recommended for Mercedes-Benz. Do not use dry clo
ths or abrasive or sol vent-based cleaning
agents toclean the inside of windo ws.
Wi per blades
Fold out the wiper blades and clean them using a damp clo th.D o not clean the wiper blades too of ten.
Ex terior lighting
Cleanthe lenses with a wet sponge and mild cleaning agent,
e.g. car sha mpoo. Only use cleaning agents or cleaning clo
thsth at are suitable
fo r plast ic lenses.
Sensors Cleanthe sensors in the front and rear bumper and in the
ra diator grille with a soft clo thand car shampoo. When using a high-pressure cleaner, main
tain a minimum dis‐
ta nce of 30 cm.
Re versing camera
and 360° Camera R
Open the camera co ver with the multimedia sy stem
(0013 page 226).
R Use clean water and a soft clo thtoclean the camera lens. Do not use a high-pressure cleaner.404
Maintenance and care

Before pu
rchasing and using non-appr oved
accesso ries, visit a qualified specialist workshop
and enquire about:
R Suitability
R Legal stipulations
R Factory recommendations 000A
WARNING Risk of accident wi thhigh
per form ance tyres
The special tyre tread in combination with
th e optimised tyre compound, means that
th erisk of skidding or hydroplaning on wet
ro ads is inc reased.
In addition, the tyre grip is greatly reduced at
a low outside temp erature and tyre running
te mp erature. 0007
Switch on the ESP ®
and adapt your
driving style accordingly. 0007
Use M+S tyres at outside temp eratures
of less than 50 °F. Obse
rveth efo llowing when selecting, fitting and
re placing tyres:
R Countr y-specific requirements for tyre
appro valth at define a specific tyre type for
yo ur vehicle.
Fu rthermore, the use of cer tain tyre types in
cer tain regions and areas of operation can
be highly beneficial.
R Only use tyres and wheels of the same type
(summer tyres, winter tyres, MOEx tended
tyres) and the same make.
R Only fit wheels of the same size on one axle
(left and right).
It is only permissible tofit a di fferent wheel
size in theeve nt of a flat tyre in order to
drive tothe specialist workshop.
R Only fit tyres of the cor rect size onto the
wheels.
R Do not make any modifications tothe brake
sy stem, the wheels or the tyres.
The use of shims or brake dust shields is not
permitted and may in validate theve hicle's
ge neral operating pe rmit. R
Vehicles with a tyre pressure monitoring
sy stem: allfitted wheels mu stbe equipped
with functioning sensors forth e tyre pres‐
sure monitoring sy stem.
R Attemp eratures below 7 °C, use winter tyres
or all-season tyres mar ked M+S for all
wheels.
Wi nter tyres bearing the004D snowflake
symbol in addition tothe M+S marking pro‐
vide the best possible grip in wintry road
conditions.
R For M+S tyres, only use tyres with the same
tread.
R Obser vethe maximum permissible speed for
th e M+S tyres fitted.
If th is is below theve hicle's maximum speed,
th is must be indicated byan appropriate
label in the driver's field of vision.
R Run in new tyres at moderate speeds forthe
fi rs t10 0 km.
R Replace the tyres af ter six years at the latest,
re ga rdless of wear. Wheels and tyres
443

Display messages
Possible causes/consequences and 0050
0050Solutions
004D Check brake fluid level *T
here is insuf ficient brake fluid in the brake fluid reser voir. 000A
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid le vel is too lo w,the braking ef fect and the braking characteristics may be impaired. 0007
Stop theve hicle as soon as possible, paying attention toroad and traf fic conditions. Do not continue driv‐
ing. 0007
Consult a qualified specialist workshop. 0007
Do not top up the brake fluid. 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
Do not top up the brake fluid. 0007
Consult a qualified specialist workshop.
Radar sensors dirty See
Owner's Manual *T
heradar sensor sy stem is malfunctioning. Possible causes:
R soiling of the sensors
R heavy rain or snow
R extended country driving wi thout other traf fic, e.g. in the desert
Driving sy stems and driving saf ety sy stems may be malfunctioning or temp orarily una vailable. Display messages and
warning/indicator lamps 477

0025inope
rative See Owner's Man‐
ual ....................................................... 479
00E5 inope rative See Owner's Man‐
ual ....................................................... 480
007Ainoperati veSee Owner's Man‐
ual ........................................................ 476
0053 Inoperative .................................. 483
0049Intellige nt Light System inoper‐
ative ....................................................5 23
00AFKe y not de tected (white dis‐
pl ay messa ge)...................................... 51 5
00AF Key not de tected (red displ ay
messa ge).............................................5 14
0049 Left dipped beam (Example) ........ 524
0075Left windowbag malfunction
Consult workshop (Example) ............... 480
Limiter inoperative .............................. 494
Limiter passive .................................... 494
¢ Lowe ring ..................................... 491 0049Malfunction See Owner's Man‐
ual
....................................................... 525
00CBMaximum speed exceeded ..........4 94
Mercedes me connect Services limi‐
te d See Owner's Manual .....................483
Mo tor can be star ted again .................4 98
N permanently active Risk of vehicle
ro lling .................................................. 507
çOff .............................................. .492
00D9Off ............................................... 489
Only select Park (P) when vehicle is
st ationary ............................................ 508
0059 Open/close top comple tely ....... 522
00CAOpe ration only possible in
transmission position N .......................517
00CA Operation only possible in
transmission position P ........................516
0024 Parking brake See Owner's
Manual ................................................ .473 00AF
Place theke y in the mar ked
space See Owner's Manual ..................51 5
Please reduce speed ...........................4 85
00D7Please wait Charging high- volt‐
age battery .......................................... 499
PRE- SAFE inoperati veSee Owner's
Manual ................................................ 482
Ra dar sensors dirty See Owner's
Manual ................................................ 477
006F Rear left seat backrest not
loc ked (Example) .................................. 519
0077 Rectify tyre pressure ....................511
Re duce speed ...................................... 513
00C8 Refill Ad Blue Eng. start not pos‐
sible .................................................... 503
00C8Re fill Ad Blue See Owne r’s Man‐
ual .......................................................5 03
0024Re lease parking brake .................476
009E Replace air cleaner ...................... 497 Index
553

,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

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