towing MERCEDES-BENZ S-CLASS CABRIOLET 2019 Owner's Manual

Symbols
........................................................ 5At
agl ance .................................................... 6
Cockpit ........................................................... 6
Wa rning and indicator lamps ........................ 10
Overhead contro l panel ................................ 12
Control settings in there ar passenger
compartment ................................................ 14
Emergencies and breakdowns ...................... 16Digital Operator's Manual
.........................18
Calling up the Digital Operator's Manual ...... 18Genera
l notes............................................. 19
Pr otecting the environment .......................... 19
Genuine Mercedes-Benz parts ...................... 19
Operator's Manual ........................................20
Service and vehicle operation ....................... 21
Operating saf ety .......................................... .22
Declaration of conformity for wireless
ve hicle components .....................................23
Diagno stics connection ................................ 23
Qualified specialist workshop ....................... 24Cor
rect use of theve hicle ............................. 24
Problems with your vehicle ........................... 24
Re porting saf ety defects .............................. .25
Limited Warranty .......................................... 25
QR code forre scue card ...............................25
Data storage .................................................26
Copyright ...................................................... 29 Occupant saf
ety......................................... 30
Re stra int sy stem ...........................................30
Seat belts ..................................................... 32
Airbags ......................................................... 37
Ro ll bar ........................................................ .45
PRE-SAFE ®
sy stem ....................................... 46
Safely transporting children in theve hi‐
cle ................................................................. 47
No tes on pets in theve hicle .........................57 Opening and closing
.................................. 58
SmartK ey...................................................... 58
Doors ............................................................ 62
Tr unk ............................................................ 66
Side wind ows................................................ 72
Soft top ........................................................ 77Anti-theft pr
otection .....................................83 Seats and
stowing ..................................... 85
No tes on the cor rect driver's seat posi‐
tion ............................................................... 85
Seats ............................................................ 86
St eering wheel ..............................................95
Easy entry and exitfeature .......................... .96
Operating the memory function .................... 98
St ow age areas .............................................. 99
Cup holder .................................................. 105
Ashtr ayand cigar ette lighter ...................... .106
Soc kets ....................................................... 106
Wi reless charging of the mobile phone
and connection with theex terior antenna .. 108
Ins talling and removing thefloor mats ........ 109 Light and visibility
.................................... 111
Exterior lighting ........................................... 111
Interior lighting ............................................ 11 6
Wi ndshield wiper and windshield washer
sy stem ........................................................ 11 7
Mir rors ........................................................ 11 9
Operating the sun visors ............................. 12 22
Contents

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

What
todo in theeve nt of an accident
1 Safetyve sts →
356
2 Button for SOS emergency call sy stem →
304
3 Checking and topping up operating fluids →
41 0
4 Tow- starting and towing away →
368
5 Flat tire →
356
6 Starting assis tance →
366 7
Haza rdwa rning lights →
11 3
8 Fuelfiller flap with instruction labels for tire
pressu re, fuel type and QR codes for access‐
ing there scue card →
14 3
9 Tow- starting and towing away →
368
A TIREFIT kit →
358 At
aglance – Emer gencies and breakdowns 17

Note
s onthe cor rect driver's seat position &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt. Ensure
thefo llowing when adjusting steering
wheel 1, seat belt 2and driver's seat 3:
R you are as faraw ay from the driver's airbag
as possible
R you are sitting in an upright position
R your thighs are slight lysuppor tedby the seat
cushion R
your legs are not fully extended and you can
depress the pedals properly
R the back of your head is suppo rted at eye
le ve lby the center of the head restra int
R you can hold thesteering wheel with your
arms slightly bent
R you can mo veyour legs freely
R you can see all the displa yson the instru‐
ment clus ter clea rly
R you ha vea good overview of the traf fic con‐
ditions
R your seat belt is pulled snug lyagainst your
body and is routed across the center of your
shoulder and across your hips in the pelvic
area Seats and
stowing 85

Seats
Ad
justing the front seat electrically &
WARNING Risk of becoming trapped if
th e seats are adjus tedby children
Children could become trapped if they adjust
th e seats, particularly when unattended. #
When leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle. #
Never lea vechildren unat tended in the
ve hicle. The seats can be adjus
ted when the ignition is
switched off. &
WARNING Risk of becoming trapped
when adjusting the seats
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
When adjusting a seat, make sure that
no one has any body parts in the sweep
of the seat. Obser
vethe saf ety no tes on "Airbags" and "Chil‐
dren in theve hicle". &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of becoming trapped if
th e seat height is adjus ted carelessly
If yo u adjust the seat height carelessly, you
or other vehicle occupants could be trapped
and thereby injured.
Children in particular could acciden tally
press the electrical seat adjustment buttons
and become trapped. #
While moving the seats, make sure that
hands or other body parts do not get
under the le ver assembly of the seat
adjustment sy stem. &
WARNING Risk of inju rydue tohead
re stra ints which are not ins talled or are
adjus ted incor rectly
If head restra ints are not ins talled or are
adjus ted incor rectly, the head restra ints can‐
not pr ovide pr otection as intended.
There is an increased risk of injury in the
head and neck area, e.g. in theeve nt of an
accident or when braking. 86
Seats and stowing

#
Alw ays drive with the head restra ints
ins talled. #
Before driving off, make sure forev ery
ve hicle occupant that the center of the
head restra int supports the back of the
head at about eye le vel. Do not inter
change the head restra ints of the
front and rear seats. Otherwise, you will not be
able toadjust the height and angle of the head
re stra ints cor rectl y.
Ad just the head restra int fore -and-aft position so
th at it is as close as possible tothe back of your
head. &
WARNING Risk of inju ryor death due to
incor rect seat position
The seat belt does not of ferth e intended
le ve l of pr otection if you ha venot mo vedthe
seat backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slide underneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple. #
Adjust the seat proper lybefore begin‐
ning your journe y. #
Alw ays ensure that the seat backrest is
in an almost vertical position and that
th e shoulder section of your seat belt is
ro uted across the center of your shoul‐
der. *
NO
TEDama getothe seats when moving
th e seats back The seats may be damaged
byobjects when
moving the seats bac k. #
When moving the seats bac k,make
sure that there are no objects in the
fo ot we ll, under or behind the seats. 1
Head restra int height
2 Head restra int height
3 Seat height
4 Seat cushion inclination
5 Seat cushion length
6 Seat fore -and-aft position
7 Seat ba ckrest inclination Seats and
stowing 87

#
Save the settings using the memory function
(→ page 98).
% The head restra int height will be adjus ted
automatically when you adjust the seat
height or the seat fore -and-aft position. Ad
justing the front passen ger seat electri‐
cally from the driver's seat Re
quirements:
R Toselect the front passenger seat: the po wer
supply is switched on
% This function is not available for all models. Yo
u can call up thefo llowing functions forthe
front passenger sea t:
R Seat adjustment
R Seat heating
R Seat ventilation
R Memory function #
Toselect the front passenger seat: press
button 1.
When the indicator lamp lights up, the front
passenger seat is selected. #
Adjust the front passenger seat using the
buttons on the door control panel on the
driver's side. Head
restra ints Ad
justing the front seat head restra ints
mechanically &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi‐
cle is in motion 88
Seats and stowing

#
Before starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of inju rydue tohead
re stra ints which are not ins talled or are
adjus ted inco rrectly
If head restra ints are not ins talled or are
adjus ted incor rectly, the head restra ints can‐
not pr ovide pr otection as intended.
There is an increased risk of injury in the
head and neck area, e.g. in theeve nt of an
accident or when braking. #
Alw ays drive with the head restra ints
ins talled. #
Before driving off, make sure forev ery
ve hicle occupant that the center of the
head restra int supports the back of the
head at about eye le vel. Do not inter
change the head restra ints of the
front and rear seats. Otherwise, you will not be able
toadjust the height and angle of the head
re stra ints cor rectl y.
Ad just the head restra int fore -and-aft position so
th at it is as close as possible tothe back of your
head. #
Tomo veforw ards: pullthe head restra int
fo rw ards. #
Tomo vebackwards: pressrelease knob 1
and push the head restra int backwards.
Lo weri ngthere ar seat head restra ints elec‐
trically from the front compa rtment
Re quirements:
R The po wer supply is switched on #
Press button 1.
% Depending on the model, button 1is loca‐
te d on the door control panel on the driver's
side.
Extending there ar seat head restra ints elec‐
trically from the front
Re quirements:
R The po wer supply is switched on Seats and
stowing 89

#
Brief lypress button 1.
% Depending on the model, button 1is loca‐
te d on the door control panel on the driver's
side.
Au tomatically extending or retracting the
re ar seat head restra ints #
Toextend: fasten seat belt.
The head restra int is extended. #
Toretract: release seat belt.
The head restra int lo wersto its starting posi‐
tion. Configuring
the seat settings Re
quirements:
R The ignition is switched on.
Multimedia sy stem:
, Vehicle .
a Seats #
Select Driver's Seat orPassenger Seat.
Ad justing the backrest side bols ters #
Select Side Bolsters . #
Select the setting.
Ad justing the seat contour in the lumbar
re gion of the seat backrest (lumbar) #
Select Lumbar . #
Adjust the air cushion.
Setting the shoulder section #
Select Shoulders . #
Select the settings. Setting
the seat heating balance #
Select Seat Heating Balance. #
Select the settings.
Memory function #
Save the seat adjustments with the memory
function (→ page 98). Setting automatic adjustment of
the lateral
support (active multicontour seat) Multimedia sy
stem:
, Vehicle .
a Seats
Wi th th is function, the lateral support of the
active multicontour seat is automatically adjus‐
te dto the driving and cornering dynamics of the
ve hicle. #
Select Driver's Seat orPassenger Seat. #
Select Dynamic Seat. #
Select setting: Off,Level 1 orLevel 2. 90
Seats and stowing

Overview of massa
geand workout prog rams Massage prog
rams
The following programs can be selec ted:
R Hot Relaxing Back
R Hot Relaxing Shoulder
R Activating Massage
R Classic Massage
R Mobilizing Massage
Ac tive Workout
The Act. Workout Back programrequ ires your
active cooperation. Alternating between tensing
and releasing helps toimpr oveblood flow to
yo ur muscles. Press against a pressure point as
soon as youfe el it. Selecting
the massage prog ram for the front
seats Multimedia sy
stem:
, Vehicle .
a Seats #
Select Driver's Seat orPassenger Seat. #
Select Massage. #
Select a massage program.
The massage program runs for appro ximately
8 to 18 minutes, depending on the setting. #
Toset the massage intensity: switch High
Intensity on0073 or off 0053. Re
setting the seat and massage settings Multimedia sy
stem:
, Vehicle .
a Seats .
Reset #
Select YesorNo.
% Only the cur rently selected seat is reset. Fo
lding the front seat backrest forw ards/
back Wi
th th e EASY -ENTRY function, the seat will
mo veforw ards if you ha vefolded the seat back‐
re st forw ards. This makes it easier for passen‐
ge rs to get into and out of there ar of theve hi‐
cle. #
Tofold forw ards: pullthe seat release han‐
dle 1and fold the seat backrest forw ards
as far as it will go.
The seat will mo vetothefo re most position. #
Tofold back: swing back the seat backrest
horizon tally.
If th e seat backrest is not engaged, this will
be shown on the multifunction display of the Seats and
stowing 91