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#
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.
Extending ther ear seat head restra ints elec‐
tricall yfromt he front
Re quirements:
R The po wersupply is switched on. #
Brief lypress button 1.
% Depending on them odel, button 1is loca‐
te dont he door control panel on thed rive r's
side.
Au tomaticall yextending or retracting the
re ar seat head restra ints #
Toextend: fasten seat belt.
The head restra int is extended. 96
Seats and stowing
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Toretract: release seat belt.
The head restra int lo wersto its startin gposi‐
tion. Configuring seat settings
Re
quirements:
R The ignition is switched on.
Multimedia sy stem:
, Vehicle .
a Seats #
Select Driver's seat orPassenger seat .
Ad justin gthe backres tsideb olste rs #
Select Sidebolsters . #
Select thes etting.
Ad justin gthe seat contou rint he lumbar
re gion of thes eat backrest #
Select Lumbar . #
Adjus tthe air cushion.
Memor yfunction #
Save thes eat adjustments wit hthe memory
function (→ page106). Setting automatic adjustment of
thel ateral
suppor t(activ emulticontour seat) Multimedia sy
stem:
, Vehicle .
a Seats
Wi th th is function ,the lateral suppor tofthe
activ emulticontour seat is automaticall yadjus‐
te dtot he driving and cornering dynamics of the
ve hicle. #
Select Driver's seat orPassenger seat. #
Select Dynamic seat. #
Selects etting: Off,Level 1 orLevel 2. Overvie
wofmassageand workout prog rams Massag
eprograms
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
tiv eW orko ut
The Act. Workout backrest programrequ ires
yo ur activ ecooperation .Tensing an dreleasing
also helps toimpr oveblood flow to yo ur mus‐
cles. Press agains tapressur epointass oonas
yo uf eel it. Selecting
them assag eprogram fort he front
seats Multimedia sy
stem:
, Vehicle .
a Seats #
Select Driver's seat orPassenger seat . #
Select Massage. #
Select amassag eprogram.
The massag eprogram runs fora pproxima tely
8to18m inutes, depending on thes etting. #
Tosetthe massag eintensity: switch High
intensity onO or off ª. Seats and
stowing 97
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Re
setting seat and massa gesettings Multimedia sy
stem:
, Vehicle .
a Seats .
Reset #
Select YesorNo.
% Onlythe cur rentl ys elected sea tisr eset. Fo
lding thef ront seat backres tfor wa rds/
back Wi
th th eEASY-ENTR Yfunction, thes eat mo ves
fo rw ards if youh ave folded thes eat backrest
fo rw ards. This makes it easier forp assenger sto
ge tint oa nd ou toftherear of thev ehicle. #
Tofold forw ards: pullsea trelease handle
1 and fold thes eat backres tfor wa rdsasf ar
as it will go.
The seat mo vesa utomatically tothef ore‐
mos tposition. #
Tofold back: swing bac kthe seat backrest
horizontall y.
If th es eat backres tisnotengaged, this will
be shown on them ultifunction displa yofthe instrument clus
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. 98
Seats and stowing
Page 102 of 521
#
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. #
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. Seat
sand stow ing 99
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Toswitc hoff/reduce thel evel: press but‐
ton 1repeatedly until thed esired heating
le ve liss et.
If all indicator lamps ar eoff,t he seat heater
is switched off.
% The seat heater automaticall yswitches down
from thet hree heating le vels af ter8,10a nd
20 minutes until thes eat heater is switched
off.
% Ifyo us wit ch th epower supply of fand on
again within 20 minutes, thep reviou ssetting
of thes eat heater fort he driver's seat
re mains active.
% Youc an se tthe distribution of theh eated
sections of thes eat cushions and seat
backrests on thef ront and rear seat susing
th em ultimedia sy stem (→ page102).
% Vehicles wit hthe WarmthComfor tPackage:
yo uc an adjus tthe heating of thea rmrestsin
th ed oor and cent reconsole using them ulti‐
media sy stem (→ page102) Setting
thep anel heating Multimedia sy
stem:
, Vehicle .
î Vehicle set-
tings .
Panel heating
When thes eat heater is switched on, thea rmr‐
ests in thev ehicle and thec ent reconsole can be
hea ted. #
Select Frontand rear, Frontonly, Rear only
or Off. Switching
thes eat ventilation on/off Re
quirements:
R The po wersupply is switched on. #
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. 100
Seats and stowing
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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. #
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 139).
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. Seat
sand stow ing 101
Page 105 of 521

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. 1
Adjusts thed ista nce tothes teering wheel
2 Adjusts theh eight #
Save thes ettings wit hthe memor yfunction
(→ pag e106). 102
Seats and stowing
Page 106 of 521

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 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 the Seats and
stowing 103