warning MERCEDES-BENZ S-CLASS COUPE 2017 Service Manual

Note
sont he cor rect driver' sseat position &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while thev ehicle is in
motion
Yo uc ould lose cont roloft hevehicle in the
fo llowing situations:
R ifyo ua djus tthe driver's seat, theh ead
re stra ints, thes teering wheel or them ir‐
ro rw hile thev ehicle is in motion
R ifyo uf asteny our seat belt whilet hevehi‐
cle is in motion #
Befor estarti ngthee ngine: adjus tthe
driver's seat, theh ead restra ints, the
st eering wheel or them irro ra nd fasten
yo ur seat belt. Ensur
ethe following when adjustin gthe steering
wheel 1,seat belt 2and driver's seat 3:
R youa reas fara wa yfromt he driver's airbag
as possible
R youa resittin ginan ormalupright position
R your thighs ar eslight lysuppor tedbyt he seat
cushion R
your legs ar enotentirel ystret ch ed and you
can dep ress thep edals properly
R theb ackofy our head is suppor tedate ye
le ve lbyt he centre oftheh ead restra int
R youc an hold thes teering wheel wit hyour
arms slig htlybent
R youc an mo veyour legs freely
R youc an see all thed ispla yson thei nstru‐
ment clus terc learly
R youh ave agood overviewoft he traf ficc on‐
ditions
R thes eat belt is pulled snug lyagains tthe
body and is routed across thec ent reofyour
shoulder and across your hips in thep elvic
area 88
Seats and stowing

Seats
Ad
justin gthe fron tseate lect rica lly &
WARNING Risk of becoming trapped if
th es eats ar eadjus tedbyc hildren
Childre ncould becom etrapped if they adjust
th es eats, particularly when unattended. #
When leaving thev ehicle, alw ayst ake
th ek eywit hyou and loc kthe vehicle.
This also applies tomobil ephones if the
"Digital Car Keyint he smartphone"
function is activated via theM ercedes
connect me webA pp. #
Neverlea ve children unat tende dint he
ve hicle. The seats can be adjus
tedw hen thei gnition is
switched off. &
WARNING Risk of becoming trapped
whe nadjusting thes eats
When youa djus tas eat,you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
Mak esurew hen adjustin gaseatthat
no on ehas an ybody parts in thes weep
of thes eat. Obser
vethes afet yn otes on "Airbags "and "Chil‐
dren in thev ehicle". &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while thev ehicle is in
motion
Yo uc ould lose cont roloft hevehicle in the
fo llowing situations:
R ifyo ua djus tthe driver's seat, theh ead
re stra ints, thes teering wheel or them ir‐
ro rw hile thev ehicle is in motion
R ifyo uf asteny our seat belt whilet hevehi‐
cle is in motion #
Befor estarti ngthee ngine: adjus tthe
driver's seat, theh ead restra ints, the
st eering wheel or them irro ra nd fasten
yo ur seat belt. &
WARNING Risk of becoming trapped if
th es eat height is adjus tedc arelessly
If yo ua djus tthe seat height carelessly ,you
or other vehicle occupants could be trapped
and thereb yinjured.
Children in particular could acciden tally
press thee lectrical seat adjustmen tbuttons
and become trapped. #
While moving thes eats, mak esuret hat
hands or other body parts do no tget
under thel eve rassembly of thes eat
adjustmen tsystem. Seats and
stowing 89

&
WARNING Risk of inju rydue tohead
re stra int sw hicha renotfitted or are
adju sted incor rectly
If hea drestraints ar enotfitted or ar eadjus‐
te di ncor rectl y,they canno tprovide pr otec‐
tion as intended.
Ther eisani ncreased risk of injur yinthe
head and nec karea, e.g. in thee vent of an
accident or when braking. #
Alw aysd rive wit hthe head restra ints
fi tted. #
Befor edriving off, ma kesur efor every
ve hicle occupant that thec ent reofthe
head restra int supports theb ackoft he
head at about eyel eve l. Do no
tinter chang ethe head restra int soft he
front and rear seats. Otherwise, youc annot
adjus tthe height and angle of theh ead
re stra int sc orrectl y.
Ad jus tthe head restra int fore -and-af tposition so
th at it is as close as possible totheb ackofy our
head. &
WARNING Risk of inju ryor deat hdueto
incor rect sea tposition
The sea tbeltd oesn otoffert he intended
le ve lofp rotection if youh ave notm ove dthe
seat backres ttoanalmostvertical position.
When braking or in thee vent of an accident,
yo uc ould slide underneat hthe seat belt and
sus tain abdominal or nec kinjuries, fore xam‐
ple. #
Adjus tthe seat proper lybefor ebegin‐
ning your journe y. #
Alw ayse nsur ethat thes eat backres tis
in an almos tvertical position and that
th es houlder section of your seat belt is
ro uted across thec ent reofyour shoul‐
der. *
NO
TEDama getothes eats when moving
th es eats back The seats ma
ybedamaged byobject swhen
moving thes eats bac k. #
When moving thes eats bac k,make
sur ethat ther ea reno objects in the
fo ot we ll or under or behin dthe seats. 1
Head restra int height
2 Head restra int height
3 Seat height
4 Seat cushio ninclination 90
Seatsand stow ing

5
Seatcushio nlen gth
6 Seatfore-and-af tadjustment
7 Seatbackres tinclination #
Save thes ettings using them emor yfunction
(→ pag e103).
% The hea drestraint height is adjus teda uto‐
matically when youa djus tthe seat height or
th es eat fore -and-af tposition. Ad
justin gthe fron tpassen gers eatfromt he
driver' sseate lect rica lly Re
quirements:
R Toselect thef ront passenger seat :the po wer
supply is switched on Yo
uc an call up thef ollowing function sfor the
front passenger sea t:
R Sea tadjustment
R Sea theater
R Sea tventilation
R Memor yfunction #
Toselect thef ront passenger seat: press
button 1.
When thei ndicator lam plights up, thef ront
passenger seat is selected. #
Adjus tthe front passenger seat using the
buttons in thed oor control panel on thed riv‐
er's side. Head
restra ints Ad
justin gthe fron tseath eadr estraints man‐
ually &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while thev ehicle is in
motion
Yo uc ould lose cont roloft hevehicle in the
fo llowing situations:
R ifyo ua djus tthe driver's seat, theh ead
re stra ints, thes teering wheel or them ir‐
ro rw hile thev ehicle is in motion
R ifyo uf asteny our seat belt whilet hevehi‐
cle is in motion Seats and
stowing 91

#
Befor estarti ngthee ngine: adjus tthe
driver's seat, theh ead restra ints, the
st eering wheel or them irro ra nd fasten
yo ur seat belt. &
WARNING Risk of inju rydue tohead
re stra int sw hicha renotfitted or are
adju sted incor rectly
If hea drestraints ar enotfitted or ar eadjus‐
te di ncor rectl y,they canno tprovide pr otec‐
tion as intended.
Ther eisani ncreased risk of injur yinthe
head and nec karea, e.g. in thee vent of an
accident or when braking. #
Alw aysd rive wit hthe head restra ints
fi tted. #
Befor edriving off, ma kesur efor every
ve hicle occupant that thec ent reofthe
head restra int supports theb ackoft he
head at about eyel eve l. Do no
tinter chang ethe head restra int soft he
front and rear seats. Otherwise, youc annot adjus
tthe height and angle of theh ead
re stra int sc orrectl y.
Ad jus tthe head restra int fore -and-af tposition so
th at it is as close as possible totheb ackofy our
head. #
Tomo veforw ards: pullthe head restra int
fo rw ards. #
Tomo vebackwards: pressrelease knob 1
and push theh ead restra int backwards.
Lo weri ngther ear seat head restra ints elec‐
tricall yfromt he front
Re quirements:
R The po wersupply is switched on. #
Press button 1.
% Depending on them odel, button 1is loca‐
te dint he door control panel on thed rive r's
side. 92
Seats and stowing

instrumen
tclus ter.Aw arning tone also
sounds.
The sea tmove sautomatically tothes tored
position.
If th ep reviou sseat position can no longer be
set, e. g. because of luggag eintherear foot we ll
or af tero ccupants ha veentered ther ear of the
ve hicle: #
Pull seat release handle 1again and return
th es eat backres ttoanupright position.
The seat loc ksinthen ew fore -and-af tadjust‐
ment position. Switchin
gthe seat hea tero n/off &
WARNING Risk of bu rnsd ue torepeat‐
edl yswitching on thes eat heater
Re peatedly switching on thes eat heater can
cause thes eat cushion and seat backrest
padding tobecome very hot.
The healt hofpersons wit hlimited temp era‐
tur es ensitivity or alimited ability toreact to
exc essively high temp eratures ma ybeaffec‐
te dort heym ayeven suf ferb urn-lik einjuries. #
Do no trepeatedl yswitc hont he seat
heater. *
NO
TEDama getothes eats caused by
object sordocument swhen thes eat
heater is switched on When
thes eat heater is switched on, over‐
heating can occur due toobject sordocu‐
mentsp laced on thes eats e.g. seat cushions
or child seats .This could cause damag eto
th es eat sur face. #
Makesur ethat no objectsord ocu‐
ments ar eonthe seats when thes eat
heater is switched on. Re
quirements:
R The po wersupply is switched on. Seats and
stowing 95

#
Toswitc hon/increase thel evel: press but‐
ton 1repeatedly until thed esired ventila‐
tio nleve liss et.
Dependin gontheventilation le vel, up to
th re ei ndicator lamps light up. #
Toswitc hoff/reduce thel evel: press but‐
ton 1repeatedly until thed esired ventila‐
tio nleve liss et.
If all indicator lamps ar eoff,t he seat ventila‐
tio niss witched off.
% Ifyo us wit ch th epower supply of fand on
again within 20 minutes, thep reviou ssetting
of thes eat ventilation fort he driver's seat
re mains active. Switching AIRSCARF on/off
&
WARNING Risk of bu rnsc aused bythe
heating output from AIRSCARF being too
high
When AIRSCARF is switched on, very hota ir
can flow from theo utle topening in theh ead
re stra ints.
This could result in burns in thei mmediate
vicinit yofthe outle topening. #
Turn theh eating output down in good
time. #
Maintain asuitable dis tance from the
outle topening. Re
quirements:
R The po wersupply is switched on. AIRSCARF
warmsthe head and nec kareaof
ve hicle occupants wit hwarma ir.T he warm air
fl ow so ut of thev entsint he head restra ints. Seat
sand stow ing 97

#
Toswitc hon/increase thel evel: press but‐
ton 1repeatedly until thed esired heating
le ve liss et.
Dependin gonthe heating le vel, up tothree
indicator lamps light up. #
Toswitc hoff/reduce thel evel: press but‐
ton 1repeatedly until thed esired heating
le ve liss et.
If all of thei ndicator lamps ar eoff,A IRSCARF
is switched off.
% When switching on, theb lowe rstartsupo nly
af te rap reheating phas ewhich lasts afew
seconds.
Af ters witching off, theb lowe rruns on fora
fe ws econd stocool down theh eating ele‐
ments.
% Ifth ev ehicle batter yvoltag eistoo lo w,AIR‐
SCARF ma yswitcho ff. #
Adjusting theA IRSCARF vent (→ page 147).
Ma kesur ethat ther ea reno objects co vering the
intak egrille on theb ackoft he head restra int.
Mak esuret hat objectsdon otenter thev entsin
th eh ead restra ints. Ste
ering wheel Ad
justin gthe steering wheel electrically &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while thev ehicle is in
motion
Yo uc ould lose cont roloft hevehicle in the
fo llowing situations:
R ifyo ua djus tthe driver's seat, theh ead
re stra ints, thes teering wheel or them ir‐
ro rw hile thev ehicle is in motion
R ifyo uf asteny our seat belt whilet hevehi‐
cle is in motion #
Befor estarti ngthee ngine: adjus tthe
driver's seat, theh ead restra ints, the
st eering wheel or them irro ra nd fasten
yo ur seat belt. &
WARNING Risk of entrapment forc hil‐
dren when adjusting thes teering wheel
Children could injur ethemselves if they
adjus tthe steering wheel. #
Neverlea ve children unat tende dint he
ve hicle. #
When leaving thev ehicle, alw ayst ake
th ek eywit hyou and loc kthe vehicle.
This also applies tomobil ephones if the
"Digital Car Keyint he smartphone"
function is activated via theM ercedes
connect me weba pp. The
steering wheel can be adjus tedw hen the
po we rsupp lyis switched off. 98
Seatsand stow ing

1
Adjusts thed ista nce tothes teering wheel
2 Adjusts theh eight #
Save thes ettings wit hthe memor yfunction
(→ pag e103). Switching
thes teering wheel heater on/off Re
quirements:
R The po wersupply or thei gnition is switched
on. #
Toswitc hon/off: turnthe le verint he direc‐
tion of ar row1or2.
If indicator lamp 3lights up, thes teering
wheel heater is switched on. Easy entr
yand exitfeature Fu
nction of thee asy entr yand exitfeature &
WARNING Risk of accident whe npulling
aw ay during thea djustmen tprocess of
th ee asy exitfeature
‑Ify ou pull away while thee asy entry and
ex itfeatur eism aking adjustments, youc ould
lose cont roloft hevehicle. #
Alw aysw ait until thea djustmen tproc‐
ess is comple tebefor epulling away. &
WARNING Risk of becoming trapped
while adjusting thee asy entry andexit
fe ature
When thee asy entry andexitfeatur eadjusts
th es teering wheel and thed rive r's seat, you
and other vehicle occupants –particular ly
ch ildren –could becom etrapped. #
During thea djustmen tprocess of the
easy entry andexitfeature, mak esure
th at no on ehas an ybody parts in the Seats and
stowing 99

sweep of
thes teering wheel or thed riv‐
er's seat.
If th er eisar isk of becoming trappe dbythe
st eering wheel: #
Movethea djustmen tleve roft hesteer‐
ing wheel.
The adjustmen tprocess is stopped.
If th er eisar isk of becoming trappe dbythe
driver's seat: #
Press thes eat adjustmen tswitch.
The adjustmen tprocess is stopped. #
Neverlea ve children unat tende dint he
ve hicle. #
When leaving thev ehicle, alw ayst ake
th ek eywit hyou and loc kthe vehicle.
This also applies tomobil ephones if the
"Digital Car Keyint he smartphone"
function is activated via theM ercedes
me connect webA pp. Ve
hicles with memor yfunction: youc an stop
th ea djustmen tprocess bypressing one of thememor
yposition buttons of them emor yfunc‐
tion. &
WARNING Risk of becoming trapped
du ring acti vatio noft he easy entr yand
ex itfeatur ebyc hildren
If ch ildren activat ethe easy entr yand exit
fe ature, they can become trapped ,particu‐
la rlyw hen unat tended. #
Neverlea ve children unat tende dint he
ve hicle. #
When leaving thev ehicle, alw ayst ake
th ek eywit hyou and loc kthe vehicle. If
th ee asy entry andexitfeatur eisa ctive, the
st eering wheel will mo veupwards and thed riv‐
er's seat will mo vebac kint hefollowing situa‐
tions:
R yous wit ch thei gnition of fwhen thed rive r's
door is open
R youo pen thed rive r's door when thei gnition
is switched off %
The steering wheel mo vesu pwards onl yifit
has no talready reached theu pper stop. The
driver's seat mo vesb ackwards only if it is
no ta lready in ther earmos tposition.
The steering wheel and thed rive r's seat mo ve
bac ktot he las tdrive position in thef ollowing
cases:
R yous wit ch th epower supply or thei gnition
on when thed rive r's door is closed
R youc lose thed rive r's door when thei gnition
is switched on
The las tdrive position of thes teering wheel is
st ored in thef ollowing situations:
R yous wit ch thei gnition off
R Vehicles with memor yfunction: call upthe
seat settings via them emor yfunction.
R Vehicles with memor yfunction: save the
seat settings via them emor yfunction.
Ve hicles with memor yfunction: press one of
th em emor yfunction sa vedp osition buttons to
st op thea djustmen tprocess. 100
Seats and stowing