2019 MERCEDES-BENZ S-CLASS CABRIOLET brake

R
You ha veadop ted a sporty driving style with
high cornering speeds or high rates of accel‐
eration.
R When ESP ®
is deactivated.
R If a loss of tire pressure or a faulty tire has
been de tected and displ ayed.
The sy stem may be impaired or may not function
in thefo llowing situations:
R Ifth ere is poor visibility, e.g. due toinsuf fi‐
cient illumination of thero ad, if there are
highly variable shade conditions or in rain,
sno w,fog or heavy spr ay.
R Ifth ere is glare, e.g. from oncoming traf fic,
th e sun or reflections.
R Ifth e windshield in the area of the multifunc‐
tion camera is dirty, or if the camera is fog‐
ge d up, damaged or co vered.
R Ifth ere are no lane markings, or se veral
unclear lane markings are present for one
lane, e.g. around roadwor ks.
R Ifth e lane markings are worn, dark or cov‐
ered. R
Ifth e dis tance totheve hicle in front is too
short and thus the lane markings cann otbe
de tected.
R Ifth e lane markings change quickl y,e.g.
lanes branch off, cross one ano ther or
mer ge.
R Ifth ero adw ayisvery nar row and winding.
Ve hicles with Driving Assistance pac kageor
Driving Assistance Plus pa ckage: Active Lane
Ke eping Assist uses radar sensors tomonitor
se veral areas around theve hicle. If thera dar
sensors in there ar bumper are dirty or co vered
with sn ow,th e sy stem may be impaired or may
not function. If an obs tacle in the lane in which
yo u are driving has been de tected, no lane-cor‐
re cting brake application occu rs.Ac
tivating/deactivating Active Lane Keeping
Assist (vehicles with Parking Assist
PA RKTRONIC) &
WARNING Risk of accident despi te
Ac tive Lane Keeping Assist warning
A lane-cor recting brake application cannot
al wa ys bring theve hicle back into the origi‐
nal lane. #
Alw aysst eer, brake or accelera teyour‐
self, especially if Active Lane Keeping
Assist warnsyo u or makes a lane-cor‐
re cting brake application. &
WARNING Risk of accident despi teinter‐
ve ntion of Active Lane Keeping Assist
Ac tive Lane Keeping Assist does not de tect
traf fic conditions or road users. In very rare
cases, the sy stem may make an inappropri‐
ate brake application, e.g. af ter intentional ly
driving over a solid lane marking.
The brake application can be inter rupte d at
any time if yousteer slightly in the opposite
direction. Driving and parking
207

Overview of displa
yson the multifunction
display 1
Outside temp erature
2 Drive prog ram
3 Transmission position
4 Time
5 Display section
% Ve
hicles with an Instrument Display in
th eWi descreen Co ckpit: the position of
th e displa yswill dif fer from those displa yed
here. Fu
rther displa yson the multifunction display:
0097 Gearshift
recommendation (→ page 142)
ë Active Parking Assist activated
(→ page 192)
é Parking Assist PARKTRONIC deacti vated
( → page 184)
00B2 Cruise control (→
page164)
ç Active Dis tance Assi stDISTRONIC
(→ page 166)
00D4 Ac
tive Brake Assi st(→ page 163)
è Active Steering Assis t(→ page 172)
00B0 Ac
tive Lane Keeping Assist(→ page 205)
± Active Lane Change Assi st(→ page 174)
00D9 HOLD fu
nction (→ page 177)
00CE Ad
aptive Highbeam Assist (→ page114)
Ve hicles with Traf fic Sign Assis t:De tected
instructions and traf fic signs (→ page 198). Ad
justing the in stru ment lighting #
Turn brightness control 1up or down.
The lighting of the Instrument Display and in
th e control elements of theve hicle interior is
adjus ted. 214
Instrument Display and on-board computer

Menus and submenus
Fu
nctions on the Service menu of the on-
board compu ter On-board computer:
, Service #
Toselect the function: swipe upwards or
down wards on the left-hand Touch Control. #
Press the left-hand Touch Control.
Fu nctions in theService menu:
R Message memory (→ page418)
R Tires:
- Che cking the tire pressure with the tire
pressure monitoring sy stem
(→ page 382)
- Restarting the tire pressure monitoring
sy stem (→ page 383)
R ASSYST PLUS: calling up the service due
date (→ page 336) Calling up
the assistant display On-board computer:
, Assistance
% When you ha veset thest yle to Classic ,you
can view the assis tant displ aymenu con‐
te nts in the left-hand portion of the Instru‐
ment Displa y.
The following displa ysare available on the assis‐
ta nt displ aymenu:
R Assis tant displ ay
R Attention le vel (→ page 196) #
Toswitch between the displa ys:swipe
upwards or down wards on the left-hand
To uch Control. St
atus displa yson the assis tant displ ay:
R 00D7 :AT TENTION ASSIST deactivated
R 00D4: Active Brake Assi stdeactivated
R Light lane markings: Active Lane Keeping
Assist activated
R Green lane markings: Active Lane Keeping
Assist active Instrument Display and on-board computer
215

Multimedia sy
stem:
, System .
Software Update
Au tomatic update #
Switch Automatic Online Update on0073.
Up dates are per form ed.
The cur rent status of the updates is dis‐
pla yed.
Manual update #
Deactivate 0053Automatic Online Update. #
Select an update from the list and start the
update.
Ac tivating the so ftwa reupdate #
Restart the sy stem.
Fu nction of important sy stem upda tes
Impor tant sy stem updates may be necessary for
th e security of your multimedia sy stem's data.
Please ins tallth ese updates, or else the security
of your multimedia sy stem cann otbe ensured.
% If automatic software updates are activated,
th e sy stem updates will be downloaded auto‐
matically (→ page 255). As soon as an update is
available for download,
a cor responding message appears onthe media
displa y.
Yo u ha vethefo llowing selection options:
R Download
The update will be downloaded in the back‐
ground.
R Details
Information about the pending sy stem
update is displa yed.
R Later
The update can be downloaded manually at a
later time (→ page 255).
If th e download is comple ted and the update is
re ady for ins tallation, you will be informed of this
af te rth e next ignition cycle, forex ample.
% Park theve hicle safely in a suitable location
before starting the ins tallation.
Re quirements forth e ins tallation:
R The ignition is switched on.
R The engine is not running. R
Notes and warnings ha vebeen read and
accep ted.
R The parking brake is applied.
If all requirements are met, the update will be
ins talled. The multimedia sy stem cann otbe
operated while the update is being ins talled and
ve hicle functions are restricted.
If er rors should occur during the ins tallation, the
multimedia sy stem automatically attem ptsto
re store the pr evious version. If restoration of the
pr ev ious version is not possible, a symbol
appears on the center console displa y.Please
consult a qualified specialist workshop to
re solve the problem. Re
set function Multimedia sy
stem:
, System .
Reset
Pe rsonal data is dele ted, forex ample:
R Station presets
R Connec ted mobile phones 256
Multimedia sy stem

#
Remo vecap 1bytheta b, place on the edge
of thefiller opening and engage in place. #
Addwa sher fluid. Ke
eping the air-water duct free #
Keep the area between the hood and the
windshield free of deposits, e.g. ice, sn ow
and lea ves. Cleaning and care
Note
s onwashing theve hicle in a car wash &
WARNING Risk of accident due to
re duced braking ef fect af terwa shing the
ve hicle
The braking ef fect is reduced af terwa shing
th eve hicle. #
Afterth eve hicle has been washed,
brake carefully while paying attention to
th e traf fic conditions until the braking
ef fect has been ful lyrestored. *
NO
TEDama gedue tounsuitable car
wa sh #
Before driving into a car wash make
sure that the car wash is suitable for
th eve hicle dimensions. #
Ensure there is suf ficient ground clear‐
ance between the underbody and the
guide rails of the car wash. #
Ensure that the clearance width of the
car wash, in particular the width of the
guide rails, is suf ficient. To
avo id damage to yourvehicle when using a
car wash, ensure thefo llowing beforehand:
R toavoid possible water ingress in theve hicle,
it is preferable touse car washes which allow
th e high-pressure pre-cleaning tobe deacti‐
va ted (specification forth e con vertible pro‐
gram).
R it is imperative toavo id a subsequent hot-
wa x treatment.
R remo vethe SmartK eyin order toensure that
th e wind deflector on the windshield retracts.
R Active Dis tance Assi stDISTRONIC and the
HOLD function are deactivated.
R the 360° Camera or there ar view camera is
swit ched off.
R the side windo wsand soft top are closed
comple tely.
R the blo werfo rth eve ntilation/heating is
switched off. Maintenance and care
343

Note
s on paint work/matte finish paint workcare Obser
vethefo llowing information: Cleaning and car
eA voiding paintwork damage
Pa intwork R
Insect remains: soak with insect remo ver and rinse off the
trea ted areas af terw ards.
R Bird droppings: soak with water and rinse off af terw ards.
R Tree resin, oils, fuels and greases: remo veby rubbing gen‐
tly wi tha clo thsoaked in petroleum ether or lighter fluid.
R Coolant and brake fluid: remo vewith a damp clo thand
clean water.
R Tarst ains: use tarre mo ver.
R Wax: use silicone remo ver. R
Do not attach sticke rs,fi lms or similar.
R Remo vedirt immediatel y,where possible. 346
Maintenance and care

Note
s on cleaning and care of the soft top Obser
vethefo llowing information: Note
s on cleaning and car eA voiding soft- top damage
Light soiling R
Clean the soft top when dr y.
R Rinse with clean water. R
Never use gasoline, thinners, tarre mo ver or stain remo ver
or other or ganic sol vents.
R Remo vebird droppings immediatel y,as they are cor rosive
and can therefore cause the soft-to pfabric toleak.
R Never use a high-p ressure cleaner.
R Do not use sharp-edged equipment toremo veice and
sno w.
Norm
alto heavy
soiling R
Clean the soft top with a brush and clean water.
R Clean stains and other dirt with a brush and soft-top
cleaning agents recommended and appr ovedby
Mercedes-Benz.
R Alw ays brush from front toback in the direction of the
fa bric. Fr
equent cleaning reduces the soft top's resist‐
ance todirt. Torestore the ef fect, clean the soft
to p with the care products and cleaning agents
re commended and appr ovedby Mercedes-Benz.
Incor rect cleaning and care, as well as aging,
can cause the soft-to p seams toleak. Ha vethe
soft-top seams sealed at a qualified specialist
wo rkshop, e.g. at your Mercedes-Benz service
cen ter. %
Place a suitable co verove rth e soft top if you
plan tolea vetheve hicle outside for a long
period of time. Cleaning AIRC
AP Cleaning
the wind deflector
Re quirements:
R The soft top is closed R
The elect ric pa rking brake is applied
R The ignition is switched on.
% Never use a po werwa sher toclean the net
of the wind deflector. 350
Maintenance and care

#
Open the co ver on the lo wer center console. #
Press button 1.
The wind deflector between the windshield
and the soft top will extend. #
Light soiling: clean wind deflector net 1
with a soft brush or a damp clo th. #
Heavier soiling: clean wind deflector net 1
with care products and cleaning agents rec‐
ommended and appr ovedfo r Mercedes-Benz. #
Subse quently, rinse wi thclean water.
Cleaning the wind screen
Re quirements:
R The soft top is open.
R The elect ric pa rking brake is applied.
R The ignition is switched on. #
Open the co ver on the lo wer center console. #
Press button 1.
The AIR CAP wind screen mo ves upwards. Maintenance and care
351