2019 MERCEDES-BENZ S-CLASS CABRIOLET engine

#
Switch on the ignition. #
Foldthe armrest upwards. #
Toactivate: press button 1.
AIR CAPex tends and the indicator lamps on
button 1light up. #
Todeactivate: press button 1again.
AIR CAPre tracts and the indicator lamps on
button 1go out. If
th eve hicle is par ked with the soft top open
and the ignition is switched off, AIR CAP will
re tract au tomatical ly.
When youre start the engine af ter having been
par ked, AIR CAP will extend again au tomatically. Installing and
removing the folding wind
screen &
WARNING Risk of accident when using
th e wind screen in poor visibility condi‐
tions
The wind screen impairs your view tothe
re ar, particular ly when darkor in poor visibil‐
ity conditions. #
Only use the wind screen in good visibil‐
ity conditions. &
WARNING Risk of accident and inju ry
due toan incor rectly ins talled wind
screen
If th e wind screen is not cor rectly ins talled it
can come loose during the journey and
endanger other road users. #
Install the wind screen as described. #
Do not place objects on the ins talled
wind screen. *
NO
TEThe wind screen can be dama ged
if ins talled when the soft top is closed The
vehicle interior or the wind screen can
be damaged if ins talled when the soft top
closed. #
Toinstall, open the soft top. *
NO
TEDama getothe wind screen due to
collision wi thseat backrests The wind screen may collide with
the front
seat backrests when ins talled. 80
Opening and closing

Problem
Possible causes/consequences and 0050
0050Solutions
The trunk partition is not closed. #
Remo ve ov erhanging luggage and close the trunk partition.
The mechanical soft-to p components or control sy stem are defective. #
Visit a qualified specialist workshop.
The soft top has been opened and closed se veral times in a row. The soft-top drive has been switched off
au tomatical lyand will be available again af ter appro ximately ten minu tes. #
Repeat the opening or closing procedure af ter appro ximately ten minu tes.
Yo u are driving at a speed greaterth an 37 mph (60 km/h). #
Reduce your speed tobelow 37mph (60 km/h). Anti-theft pr
otection Fu
nction of the immobilizer The immobilizer pr
events your vehicle from being
st ar ted without the cor rect SmartK ey.
The immobilizer is automatically activated when
th e ignition is switched off and deactivated when
th e ignition is switched on. When leaving
theve hicle, alw aysta ke the Smart‐
Ke y with you and lock theve hicle. An yone can
st art the engine if a valid SmartK eyhas been left
inside theve hicle.
% Intheeve ntthe engine cann otbe star ted
(y et theve hicle ’sstar ter battery is charge d),
th e sy stem is not operational. Contact an
authorized Mercedes-Benz Center or call 1-800-FO
R-MERCedes (in the USA) or
1-800-387-0 100(in Canada). Opening and closing
83

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

#
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

#
Toswitch on/increase the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
Depending on the heating le vel, up tothree
indicator lamps will light up. #
Toswitch off/reduce the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
If all the indicator lamps are off, AIRSCARF is
switched off.
% When switching on, the blo wer will start up
on lyafte r a preheating phase lasting a few
seconds.
Af ter switching off, the blo wer will continue
to runfo r a few seconds tocool down the
heating elements.
% Ifth eve hicle battery voltage is too lo w,AIR‐
SCARF may switch off. #
Adjust the AIRSCARF vent (→ page 128).
Ma kesure that there are no objects co vering the
intake grille on the back of the head restra int.
Make sure that objects do not enter theve nts in
th e head restra ints. Ste
ering wheel Ad
justing the steering wheel electrically &
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 entrapment forch il‐
dren when adjusting thesteering wheel
Children could injure themselves if they
adjust thesteering wheel. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle. The
steering wheel can be adjus ted when the
po we r supp lyis switched off. Seats and
stowing 95

#
Set the seat, thesteering wheel, the Head-up
Display and the outside mir rorto the desired
position. #
Brief lypress memory button M and then
press preset position button 1,2 or 3 within
th re e seconds.
An acoustic signal sounds. The settings are
st ored. %
Depending on the model, only preset posi‐
tion buttons 1 and 2 are available. #
Tocall up: press and hold there leva nt pre‐
set position button 1,2 or 3 until the front
seat, thesteering wheel, Head-up Display
and outside mir ror are in thestored position.
% Depending on the model, only preset posi‐
tion buttons 1 and 2 are available.
% Ifyo ure lease the preset position button, the
seat, steering wheel and mir ror setting func‐
tions stop immediatel y.
Ve hicles with theAc tive Multicon tour
Seat Package: Setting the active multicon‐
to ur seat or the 4-w aylumbar support is still
car ried out.
Ve hicles without theAc tive Multicon tour
Seat Package: Adjustment of the 4-w ay
lumbar support is still car ried out. St
ow age areas Note
s on loading theve hicle &
DANG ER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Exhaust
ga ses can enter theve hicle interior if the
trunk lid is open when the engine is running,
especially if theve hicle is in motion. #
Alw ays switch off the engine before
opening the trunk lid. #
Never drive with the trunk lid open. &
WARNING Risk of inju ryfrom unsecu red
items in theve hicle
If objects, luggage or loads are not secured
or not secured suf ficientl y,they could slip,
tip ove r or be throw n around and thereby hit
ve hicle occupants.
There is a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction. Seats and
stowing 99

Exterior lighting
Information about lighting sy
stems and your
re sponsibility The
various lighting sy stems of theve hicle are
only aids. The driver of theve hicle is responsible
fo r cor rect vehicle illumination in accordance
with the pr evailing light and visibility conditions,
legal requirements and traf fic situation. Light switch
Ope
rating the light switch 0047
0063 Leftstanding light
0048 0064 Rightstanding light
0049 0060 Parking lights and license plate lamp
004A 0058 Automatic driving lights (prefer red light
switch position) 004B
0058 Low beam/high beam
6 005E Switches there ar fog lights on or off
When low beam is activated, the0060 indicator
lamp forth e parking lights is deactivated and
re placed bythe0058 low beam indicator lamp. #
Alw ays park your vehicle safely and in a well-
lit area, in accordance with there leva nt le gal
st ipulations.
* NO
TEBattery discharging byoperating
th est anding lights Operating
thest anding lights over a period of
hours puts a stra in on the batter y. #
Where possible, switch on the
ri ght 0064 or left 0063parking light. In
the case of se vere battery discharging, the
st anding lights or parking lights are automati‐
cally swit ched off tofacilitate the next engine
st art.
The exterior lighting (e xcept standing and park‐
ing lights) swit ches off automatically when the
driver's door is opened. Light and visibility
111