2018 MERCEDES-BENZ S-CLASS CABRIOLET ignition

Multimedia system:
,System.Software Update
Au tomatically
Re quirements:
RYour vehicle has a built-in communication
module.
#Ac tivate Automatic Online Update O.
Up dates are per form ed.
The cur rent status of the updates is dis‐
pla yed.
Manually
#Deactivate Automatic Online Update ª.
#Select an update fromthe list and start the
update.
Search ingfor new Updates
Re quirements:
RYour vehicle does not ha vea built-in commu‐
nication module.
RAn Inte rnet-enabled mobile phone is connec‐
te dto the multimedia sy stem (→page 282).
#Select Search for New Updates.
The list of available updates is refreshed.
#Select an update and start the update.
The selected update is downloaded via the
connected mobile phone.
Ac tivating the so ftwa reupdate
#Restart the sy stem.
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 cannot be ensured.
% If automatic software updates are activated,
the sy stem updates will be downloaded auto‐
matically (
→page 251).
As soon as an update is available for download,
a cor responding message appears onthe multi‐
media sy stem displa y.
Yo u ha vethefo llowing selection options:
RDownload
The update will be downloaded in the back‐
ground.
RDetails
Information about the pending sy stem
update is displa yed.
RLater
The update can be downloaded manually at a
later time (
→page 251).
If th e download is comple ted and the update is
re ady for ins tallation, youwill 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:
RThe ignition is switched off.
RNo tes and warnings ha vebeen read and
accep ted.
RThe elect ric park ing brake is applied.
If all requirements are met, the update will be
ins talled. The multimedia sy stem cannot be
operated while the update is being ins talled and
ve hicle functions are restricte
d.
If er rors should occur during the ins tallation, the
multimedia sy stem automatically attem ptsto
252
Multimedia sy stem

Programs Function
We ll being
Can aidthe ph ysical and menta lre laxation of occupants. A back massage combined with local warmthpro‐
vide relaxation. The air is purified using ionization and a pleasant fragrance is released. The music pla yer
pla ysselections of calming music and theve hicle interior is illuminated with pleasant lighting.
Tr aining
Can counteractthe onset of muscle tension, limbs falling asleep or stre ss with targeted relaxation or stim‐
ulation exercises. The exercises are demonst rated in short videos. The air is purified using ionization and a
pleasant fragrance is released. The vehicle interior is illuminated with lighting appropriate totheex ercise.
%
Please no tethat theav ailable prog rams and
th e associated functions are dependent on
yo ur vehicle equipment. Depending on your
equipment, fewe r functions may be availa‐
ble.
St arting the ENERGIZING comfort prog ram
Re quirements:RThe ignition is switched on.
% ENE RGIZING comfort is available appr ox‐
imately five minutes af terst arting the multi‐
media sy stem. Multimedia sy
stem:
,Vehicle.ENERGIZING Comfort
#Select Refresh, Warmth,Vitality ,Enjoyment
or Well-being .
The selected prog ram will runfo rte n minu tes.
St arting training
#Select Training.
#SelectMuscle Relaxation, Muscle Stimula-
tion orBalance.
The selected training video starts and is dis‐
pla yed in the media displa y.
#SelectFull Screen: Video .
The training video is display ed in full screen.
% For information about pausing or skipping
videos, see Media playba ck(
→page 308).
If, during an active prog ram, a function require‐
ment is no longer met, a cor responding message
appears . The acti veprogram is canceled.
Multimedia sy stem 255

&WARNING Risk of accident and injury
when opening and closing the engine
hood
When opening or closing the engine hood, it
may suddenly drop into the end position.
There is a risk of injury for an yone in the
engine hood's range of mo vement.
#Only open or close the engine hood
when there are no persons in the
engine hood's range of mo vement.
&
WARNING Danger of burn s when open‐
ing the hood
If yo u open the hood when the engine has
ove rheated or during a fire inthe engine
compartment, you could come into contact
wit h hot gases or other escaping operating
fl uids.
#Before opening the hood, allow the
engine tocool down.
#Intheeve nt of a fire inthe engine com‐
partment, keep the hood closed and
call thefire service.
&
WARNING Risk of injury duetomoving
parts
Cer tain components in the engine compart‐
ment may continue tomo veor suddenly
mo veagain even af terth e ignition has been
switched off, e.g. the cooler fan.
Make sure of thefo llowing before per form ing
ta sks in the engine compartmen t:
#Switchthe ignition off.
#Ne verto uch the danger zone sur round‐
ing moving co mponent parts, e.g. the
ro tation area of thefa n.
#Re mo vejewe lry and watches.
#Keep items of clo thing and hair away
from moving parts.
& WARNING Risk of injury fromtouching
co mp onent parts under voltage
The ignition sy stem and the fuel injection
sy stem workunder high voltage. If youto uch
co mp onent parts which are under voltage,
yo u could receive an electric shoc k.
#Neverto uch co mponent parts of the
ignition sy stem or the fuel injection sys‐
te m when the ignition is switched on.
&
WARNING Risk of burn s from hot com‐
ponent parts in the engine compartment
Cer tain component parts in the engine com‐
partment can be very hot, e.g. the engine,
th e cooler and parts of theex haust sy stem.
#Let the engine cool down and only
to uch the component parts described
as follo ws .
Maintenance and care 329

&WARNING Risk of injury from usingthe
windshield wipers while the engine hood
is open
When the engine hood is open and the wind‐
shield wipers are set in motion, you can be
trapped bythe wiper linkage.
#Alw ays switch off the windshield wipers
and ignition before opening the engine
hood.
#To open: pull lever1 torelease the engine
hood.#Push hood catch 1upwards and lift the
hood byappr oximately 15in (40 cm).
#Toclose: lowe rth e hood and let it fall from a
height of appr oximately 8 in (20 cm).
#Ifth e hood can still be lif ted slightl y,open
th e hood again and close it with a little more
fo rc e until it engages cor rectl y.
330
Maintenance and care

Engine oil
Checkingthe engine oil le vel with the on-
board compu ter
The engine oil le vel is de term ined during driving.
The oil le vel display is only available af ter a driv‐
ing time of up to30 minutes and if the ignition is
switched on, depending on the driving profile.
It is not possible tocor rectly measure the oil
le ve l if:
Rtheve hicle is not le vel during the measure‐
ment process.
Rth e hood was pr eviously opened.
The engine must be restar ted and the engine oil
le ve l will be de term ined again when driving.
On-board computer:
,Service.Engine Oil Level
Yo u will see one of thefo llowing messa ges in
th e multifunction displa y:
#Measuring Engine Oil Level...: measurement
ofthe oil le vel is not yet possible. Repeat the
requ est af ter a maximum of 30 minutes' driv‐
ing.
#Engine Oil Level OK andthe bar display for
indicating the oil le vel in the multifunction
display is green and is between "min" and
"max": the oil le vel is cor rect.
#Engine Oil Level Add 1.0 l andthe bar display
fo r indicating the oil le vel in the multifunction
display is orange and is below "min": top up
with 1.1 US qt (1 l) of engine oil.
#Reduce Engine Oil Level andthe bar display
fo r indicating the oil le vel in the multifunction
display is orange and is abo ve"max ":drain
off theex cess engine oil. Consult a qualified
specialist workshop.
#For Engine Oil Level Switch Ignition On:
switch on the ignition tocheck the engine oil
le ve l.
#Engine Oil Level System Inoperative: sensor
defective or not connec ted. Consult a quali‐
fi ed specialist workshop.
#Engine Oil Level System Currently Unavail.:
close the hood. Ad
ding engine oil
&
WARNING Risk of burn s from hot com‐
ponent parts in the engine compartment
Cer tain component parts in the engine com‐
partment can be very hot, e.g. the engine,
th e cooler and parts of theex haust sy stem.
#Let the engine cool down and only
to uch the component parts described
as follo ws .
&
WARNING Risk offire and injury from
engine oil
If engine oil comes into con tact wi thhot
component parts in the engine compart‐
ment, it may ignite.
#Make sure that no engine oil is spilled
next tothefiller opening.
#Allow the engine tocool off and thor‐
oughly clean the engine oil from compo‐
nent parts before starting theve hicle.
Maintenance and care 331

Notes on care of vehicle parts
&
WARNING Risk of entrapment if the
windshield wipers are switch ed on while
th e windshield is being cleaned
If th e windshield wipers are set in motion
while you are cleaning the windshield or
wiper blades, you can betrapped bythe
wiper arm.
#Alw ays switch off the windshield wipers
and the ignition before cleaning the
windshield or wiper blades.
& WARNING Risk of burn s fromtailpipes
and tailpipe trim
The tailpipe and tailpipe trim can become
ve ry hot. If you come into contact withth ese
parts of theve hicle, you could burn yourself.
#Alw ays be particular lycareful around
th eta ilpipe and theta ilpipe trim.
#Allow theve hicle parts tocool down
before youto uch them.
Obser vethefo llowing information:
Information on cleaning and car eAvoiding vehicle damage
Wheels/rims Usewate r and acid-free wheel cleaners.
RDo not use acidic wheel cleaners toremo vebrake dust.
This could damage wheel bolts and brake components.
RTo avoid cor rosion of the brake discs and brake pads,
drive theve hicle for a few minutes af ter cleaning before
parking it. The brake discs and brake pads warm up and
dry out.
Wi ndo ws
Cleanthe windo wsonthe inside and outside using a damp
clo thand cleaning agents recommended byMercedes-Benz. Do not use dry clo
ths or abrasive or sol vent-based cleaning
agents toclean the inside of windo ws.
338
Maintenance and care

#Pushthe plug of hose 5into flange 6of
tire sealant bottle 1until the plug engages.
#Place tire sealant bottle 1head down wards
into recess 2ofthe tire inflation compres‐
sor.
#Re mo vetheva lve cap from valve 7 onthe
defective tire.
#Scr ew filling hose 8onto valve 7.
#Insert plug 4into a 12V soc ket in your
ve hicle.
#Switch on the ignition.
#Press on and off switch 3onthe tire infla‐
tion compressor.
The tire inflation compressor is switched on.
The tire is inflated. Fir st, tire sealant is pum‐
ped into the tire. The pressure may brief ly
ri se toappr oximately 500 kPa (5 bar/73 psi).
Do not switch off the tire inflation compres‐
sor du ring this phase.
#Let the tire inflation compressor runfo r a
maximum of eight minutes.
The tire should then ha veattained a tire
pressure of at least 180 kPa (1.8 bar/26 psi).
If tire sealant leaks out, make sureyou clean the
af fected areas as quickly as possible. It is pref‐
erable touse clean water.
If yo uge t tire sealant on your clo thing, ha veit
cleaned as soon as possible with per chloroe thy‐
lene.
If atire pressure of 180 kPa (1.8 bar/26 psi)
has not been attained af ter eight minutes:
#Switch off the tire inflation compressor.
#Un scr ew thefilling hose from theva lve of the
defective tire.
Please no tethat tire sealant may leak out when
unscr ewing thefilling hose.
#Ve ry slowly drive forw ards or reve rse appr ox‐
imately 33 ft(10 m).
#Pump up the tire again.
Af ter a maximum of eight minutes the tire
pressure must be at least 180 kPa (1.8 bar/
26 psi).
& WARNING Risk of accident due tothe
specified tire pressure not being reached
If th e specified tire pressure is not reached
af te rth e specified time, the tire is too badly
damaged. The tire sealant cannot repair the
tire in this ins tance.
Dama ged tires and a tire pressure that is too
low can significantly impair braking and han‐
dling characteristics.
#Do not continue driving.
#Consult a qualified specialist workshop.
34 6
Breakdown assis tance

RThe jumper/charging cable must not come
into contact with any parts which may move
when the engine is running.
RAlw ays make sure that nei ther you nor the
battery is elect rostatically charge d.
RKe ep away from fire and open flames.
RDo not lean overth e batter y.
RWhencharging: only use battery charge rs
te sted and appr oved byMercedes-Benz, and
please read the battery charge r's operating
instructions before charging the batter y.
Obser vethe additional following points during
st arting assis tance:
RSt arting assis tance may only be pr ovided
using batteries with a nominal voltage of
12 V.
RThe vehicles must not touch.
RGa soline engine: onlyaccept starting assis‐
ta nce if the engine and exhaust sy stem are
cold.
#Secure theve hicle byapplying the electric
parking brake.
#Au tomatic transmission: shiftthe transmis‐
sion toposition B.
#Make sure that the ignition and all electrical
consumers are switched off.
#Open the hood.
#Ve hicles with ground point co ver:tur n
sc rews 2 from ground point co ver1 anti-
clockwise and remo veground point co ver
1.#Slide co ver3 of positive clamp 4onthe
jump-s tarting connection point in the direc‐
tion of the ar row.
#Connect positive clamp 4onyour vehicle to
positive pole of the donor battery using the
jumper/charging cable. Alw ays begin with
positive clamp 4onyour ow nve hicle firs t.
352
Breakdown assist ance