2019 MERCEDES-BENZ S-CLASS CABRIOLET tires

Climate control
......................................... 12 3
Overview of climate contro l systems ..........1 23
Operating the climate control sy stem ......... 12 3 Driving and pa
rking ................................. 13 0
Driving ........................................................ 13 0
DY NA MIC SELECT switch ............................1 38
Au tomatic transmission .............................. 13 9
Fu nction of the 4MATIC .............................. 14 3
Re fueling .................................................... 14 3
Pa rking ...................................................... .145
Driving and driving saf ety sy stems .............1 55
Ve hicle towing instructions ........................ .208 Instrument Display and on-board
comp uter.................................................. 210
Instrument Display overview ...................... .210
Overview of the buttons on thesteering
wheel ..........................................................2 11
Operating the on-board computer ............... 211
Setting the design ....................................... 213
Setting the additional value range ............... 213
Overview of displa yson the multifunc‐
tion display .................................................2 14Ad
justing the instrument lighting ................2 14
Menus and submenus ................................. 215
Head-up Display .......................................... 221 Vo
ice Control Sy stem .............................. 222
No tes on operating saf ety .......................... 222
Ope ration ................................................... 222
Using theVo ice Cont rol Sy stem ef fec‐
tively ........................................................... 224
Essential voice commands .......................... 224 Multimedia sy
stem .................................. 237
Overview and operation .............................. 237
Sy stem settings .......................................... 24 6
Fit & Healt hy............................................... 257
Na vigation .................................................. 259
Te lephone .................................................. .284
Online and Internet functions ..................... 306
Media ..........................................................3 12
Ra dio .......................................................... 325
Sound .........................................................3 33 Maintenance and care
.............................336
ASS YST PLUS service inter val display ........ 336
Engine compartment .................................. 337
Cleaning and care ...................................... .343 Breakdown assi
stance ............................ 356
Emergency ................................................. .356
Flat tire ....................................................... 356
Battery (vehicle) ......................................... 362
To w starting or towing away ....................... 367
Electrical fuses ........................................... 373 Wheels and tires
...................................... 376
No tes on noise or unusual handling char‐
acteristics .................................................. .376
No tes on regular lyinspecting wheels and
tires ............................................................ 376
No tes on snow chains ................................ .377
Ti re pressure .............................................. 377
Loading theve hicle .................................... 384
Ti re labeling ................................................ 388
Definition of term sfo r tires and loading ..... 393
Changing a wheel ....................................... 396 Contents
3

*
NO
TEImpairment of the operating ef fi‐
ciency of there stra int sy stems from
ins talling accessory parts or from repairs
or we lding Airbags and Emer
gency Tensioning Devices,
as well as control units and sensors forthe
re stra int sy stems, may be ins talled in thefo l‐
lowing areas of your vehicle:
R Doors
R Door pillars
R Door sills
R Seats
R Cockpit
R Instrument clus ter
R Cen ter console
R Lateral roof frame #
Do not ins tall accessory parts such as
audio sy stems in these areas. #
Do not car ryout repairs or welding. #
Have afte rm arke t ins tallation of acces‐
sories car ried out at a qualified special‐
ist workshop. Yo
u could jeopardize the operating saf ety of your
ve hicle if you use parts, tires and wheels as well
as accessories releva nt tosaf ety which ha venot
been appr ovedby Mercedes-Benz. Saf ety-re le‐
va nt sy stems, e.g. the brake sy stem, may mal‐
function. Only use Mercedes-Benz Genuine Parts
or parts of equal qualit y.Only use tires, wheels
and accessories that ha vebeen specifically
appr ovedfo ryo ur vehicle model.
Mercedes-Benz Genuine Parts are subject to
st rict quality control. Each part has been spe‐
cially de veloped, manufactured or selec tedfor
Mercedes-Benz vehicles and fine-tuned forth em.
Therefore, only Mercedes-Benz Genuine Parts
should be used.
More than 300,000 dif fere nt Mercedes-Benz
Genuine Parts are available for Mercedes-Benz
models.
All auth orized Mercedes-Benz Centers maintain
a supply of Mercedes-Benz Genuine Parts for necessa
ryservice and repair work. In addition,
st ra tegically located parts delivery centers pro‐
vide forqu ick and reliable parts service.
Alw ays specify theve hicle identification number
(VIN) (→ page 408) when ordering Mercedes-
Benz Genuine Parts. Operator's Manual
This Operator's Manual describes all models and
all standard and optional equipment available for
yo ur vehicle at the time of this Opera tor's Man‐
ual going topress. Countr y-specific dif fere nces
are possible. No tethat your vehicle may not be
equipped with all features desc ribed. This is also
th e case for sy stems and functions releva nt to
saf ety. Therefore, the equipment on your vehicle
may dif fer from that in the descriptions and illus‐
trations.
The original pur chase agreement foryo ur vehicle
contains a list of all of the sy stems in your vehi‐
cle.
Should you ha veany questions concerning
equipment and operation, please consult an
authorized Mercedes-Benz Center. 20
General no tes

Assi
stance Center (USA) at the hotline number
1-800-FO R-MERCedes (1-800-367-63 72)or Cus‐
to mer Service (Canada) at 1-800-387-0 100. Operating saf
ety&
WARNING Risk of accident due tomal‐
functions or sy stem failures
If yo u do not ha vethe prescribed service/
maintenance workor any requiredrepairs
car ried out, this could result in malfunctions
or sy stem failures. #
Alw ays ha vethe prescribed service/
maintenance workas well any required
re pairs car ried out at a qualified spe‐
cialist workshop. &
WARNING Risk of accident or inju rydue
to incor rect modification of electronic
components and pa rts
Modification toelectronic components, their
software or wiring could impair their function and/or
the function of other networ ked com‐
ponent parts. In particular, sy stems releva nt
to saf ety could also be af fected.
As a result, these may no longer function
proper lyand/or jeopardize the operating
saf ety of theve hicle. #
Neverta mp er with theve hicle's wiring,
electronic components or software. #
You should ha veall workon electrical
and electronic components car ried out
at a qualified specialist workshop. &
WARNING Risk offire due toflammable
materials on hot parts of theex haust
sy stem
Flammable material such as lea ves, grass or
twigs may ignite if they come into contact
wi th hot parts of theex haust sy stem. #
When driving on unpa vedro ads or off-
ro ad, regular lych eck theve hicle under‐
side. #
Remo vetrapped plants or other flam‐
mable material. #
Ifth ere is damage, consult a qualified
specialist workshop immediately. *
NO
TEDama getotheve hicle In
thefo llowing situations, in particular, there
is a risk of damage totheve hicle:
R The vehicle becomes grounded, e.g. on a
high curb or an unpa vedro ad
R The vehicle is driven toofast over an
obs tacle, e.g. a curb, speed bu mpor pot‐
hole
R A heavy object strike sth e underbody or
ch assis components
In situations such as this, the body, the
underbody, chassis components, wheels or
tires could be damaged without the damage
being visible. Components damaged in this
wa y can unexpec tedly fail or, in the case of
an accident, may not absorb the loads that
arise as intended. 22
General no tes

To
preser vethe engine during thefirst
10 00 mile s (1500 km):
R drive at varying road speeds and engine
speeds.
R drive theve hicle in drive program A
or ;.
R change gear before theta ch ome ter needle is
00C3 ofthewa yto there d area of theta ch ome‐
te r.
R do not shift down a gear manually in order to
brake.
R avoidoverstra ining theve hicle, e.g. driving at
full thro ttle.
R do not depress the accelera tor pedal past
th e pressure point (kickdown).
R only increase the engine speed gradually and
accelera tetheve hicle tofull speed af ter
10 00 miles (1500 km).
This also applies when the engine or parts of the
driv etra in ha vebeen replaced. Please also obser
vethefo llowing breaking-in
no tes:
R in cer tain driving and driving saf ety sy stems,
th e sensors adjust automatically while a cer‐
ta in dis tance is being driven af terth eve hicle
has been delivered or af terre pairs. Full sys‐
te m ef fectiveness is not reached until the
end of this teach-in process.
R brakepads, brake discs and tires that are
either new or ha vebeen replaced only ach‐
ie ve optimum braking ef fect and grip af ter
se veral hundred kilom eters of driving. Com‐
pensate forth ere duced braking ef fect by
applying greaterfo rc eto the brake pedal. Note
s on driving &
WARNING Risk of accident due to
objects in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tra vel or block a depressed pedal.
This jeopardizes the operating and road
saf ety of theve hicle. #
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. #
Alw ays ins tallth efloor mats securely
and as prescribed in order toensure
th at there is alw ays suf ficient room for
th e pedals. #
Do not use loose floor mats and do not
place floor mats on top of one ano ther. &
WARNING Risk of accident due to
unsuitable foot we ar
Operation of the pedals may be restricted
due tounsuitable foot we ar such as:
R Shoes with plat form soles
R Shoes with high heels
R Slippers #
When driving alw ayswe ar suitable
shoes in order tobe able tooperate the
pedals safel y. 134
Driving and pa rking

Glide mode is activated if
thefo llowing condi‐
tions are me t:
R Drive program ;is selec ted.
R The speed is within a suitable range.
R The road's course is suitable, e.g. no steep
uphill or downhill inclines or tight bends.
R You do not depress the accelera tor or brake
pedal.
% Glide mode can also be activated if you ha ve
selected theEco setting forth e drive when
in drive prog ram =.
Glide mode is deactivated again if one of the
conditions is no longer met.
Ve hicles with Active Di stance Assist
DISTRO NIC:when Active Dis tance Assi st
DISTRONIC is acti ve,th eglide mode function is
not available. Fu
nction of the 4MATIC
4MATIC ensures that all four wheels are driven
when needed. Toget her with ESP ®
and 4ETS,
4MATIC impr ovesth e traction of your vehicle whene
ver a driven wheel spins due toinsuf fi‐
cient traction.
If yo ufa ilto adapt your driving style, 4MATIC can
neither reduce therisk of an accident nor over‐
ri de the la wsof ph ysics. 4MATIC cannot take
account of road, weather and traf fic conditions.
4MATIC is only an aid. You are responsible for
maintaining a safe dis tance from theve hicle in
front, forve hicle speed, for braking in good time
and forst ay ing in lane.
% In wint ryroad conditions, the maximum
ef fect of 4MATIC can be achie ved only if you
use winter tires (M+S tires), with sn ow
ch ains if necessar y. Re
fueling Re
fueling theve hicle &
WARNING Risk offire or explosion from
fuel
Fu els are highly flammable. #
Fire, open flames, smoking and creation
of spar ksmust be avoided. #
Swit choff the ignition and, if available,
th est ationary heater, before and while
re fueling theve hicle. &
WARNING Risk of inju ryfrom fuels
Fu els are poisonous and hazardous to your
health. #
Do not swallow fuel or let it come into
contact with skin, eyes or clo thing. #
Do not inhale fuel vapor. #
Keep children away from fuel. #
Keep doors and windo wsclosed du ring
th ere fueling process.
If yo u or other people come into contact with
fuel, obser vethefo llowing: #
Immediately rinse fuel off your skin with
soap and water. #
If fuel comes into contact with your
ey es, immediately rinse them thor‐ Driving and parking
14 3

Setting
theve hicle le vel &
WARNING Risk of accident because
ve hicle le vel is too high
If yo u drive at a higher vehicle le vel,th e driv‐
ing characteristics may be impaired due to
th e higher vehicle center of gr avity.
The vehicle can drift outwards, forex ample,
when steering or cornering. #
Alw aysch oose a vehicle le vel which is
suited tothe driving style and thero ad
sur face conditions. &
WARNING Risk of entrapment from vehi‐
cle lo wering
When lo wering theve hicle, people could
become trapped if their limbs are between
th eve hicle body and the tires or underneath
th eve hicle. #
Make sure no one is underneath the
ve hicle or in the immediate vicinity of
th e wheel ar ches when you lo werthe
ve hicle. &
WARNING Risk of entrapment from vehi‐
cle lo wering
Ve hicles with AIRMATIC or le vel control:
When you unload luggage or lea vetheve hi‐
cle, theve hicle firs trises slightly and then
re turns tothe set le vel shortly af terw ards.
Yo u or an yone else in the vicinity of the
wheel ar ches or the underbody could thus
become trapped.
The vehicle can also be lo wered af ter being
loc ked. #
When leaving theve hicle, make sure
th at nobody is in the vicinity of the
wheel ar ches or the underbody. Re
quirements:
R The vehicle has been star ted.
R The vehicle must not be moving fasterthan
50 mph (8 0 km/h). Ra
ising theve hicle #
Press button 1.
Indica tor lamp 2lights up.
The vehicle is set tothe high le vel.
Yo ur selection is sa ved. 18 0
Driving and pa rking

Camera vie
wsinthe multimedia sy stem Normal view
1 Yellow lane marking the course the tires will
ta ke atthe cur rent steering wheel angle
(dynamic)
2 Yellow guide line, vehicle width (driven sur‐
fa ce) depending on the cur rent steering
wheel angle (dynamic)
3 Red guide line at a dis tance of appr oximately
1. 0 in (0.3 m) from there ar area
4 Orange warning display of Parking Assist
PA RKTRONIC: obstacles are a medium dis‐
ta nce away (between appr oximately 1.0 ft
(0.3 m) and 2.0 ft(0.6 m)) 5
Redwa rning display of Parking Assist
PA RKTRONIC: obstacles are very close
(appr oximately 1.0 ft (0.3 m) or less)
6 Yellow warning display of Parking Assist
PA RKTRONIC: obstacles are at a dis tance of
between appr oximately 2.0 ft(0.6 m) and
3.3 ft(1.0 m)
% Ifth e entire sy stem fails, the inner segments
of thewa rning display are shown in red. The
indicator lamp on thePa rking Assist
PA RKTRONIC but ton lights up and theé
symbol appears in the multifunction displa y.
If th e sy stem fails at there ar, the display of
th e segments changes as follo ws:
R The rear segments are shown in red
when backing up.
R The rear segments are hidden when driv‐
ing forw ards.
When Active Parking Assist is active, the
lanes are displa yed in green.
If Pa rking Assist PARKTRONIC is deacti vated,
th ewa rning display fades out. Wi
de-angle view
Sy stem failure
If th ere is no operational readiness, thefo llowing
message appears in the multimedia sy stem: 18 6
Driving and pa rking

To
p view 1
Lane indicating thero ute theve hicle will
ta ke with thesteering wheel in its cur rent
position
2 Yellow warning display of Parking Assist
PA RKTRONIC: obstacles at a dis tance of
appr oximately 3.3 ft(1.0 m) or less
3 Your vehicle from abo ve
If th e dis tance tothe object lessens, the color of
wa rning display 2changes. From a dis tance of
appr oximately 2.0 ft(0.6 m) thewa rning display
is shown in orange. From a dis tance of appr ox‐
imately 1.0 ft (0.3 m) thewa rning display is
shown in red. When
Parking Assist PARKTRONIC is operational
and no object is de tected, the segments of the
wa rning display are shown in gray.
% Ifth e entire sy stem fails, the segments of
th ewa rning display are shown in red. The
indicator lamp on thePA RKTRONIC but ton
lights up and theé symbol appears in
th e multifunction displa y.
If th e sy stem fails at there ar, the display of
th e segments changes as follo ws:
R The rear segments are shown in red
when backing up.
R The rear segments are hidden when driv‐
ing forw ards.
If Pa rking Assist PARKTRONIC is deacti vated,
th ewa rning display fades out. Guide lines 1
Yellow lane marking the course the tires will
ta ke atthe cur rent steering wheel angle
(dynamic)
2 Yellow guide line, vehicle width (driven sur‐
fa ce) depending on the cur rent steering
wheel angle (dynamic)
3 Red guide line at a dis tance of appr oximately
1. 0 in (0.3 m) from there ar area
4 Mark at a distance of appr ox. 3.3 ft(1.0 m)
% When Active Parking Assist is active, the
lanes are displa yed in green. 18 8
Driving and pa rking