Beforeevery trip, make sure that theLA TC H-type
(ISOFIX) child restra int sy stem is engaged cor‐
re ctly in bo thLATC H-type (ISOFIX) mounting
brac kets.
#Fo ld uphols tere d lining 1upwards.
#Turn the support on there ar side of uphol‐
st ered lining 1by90°.
Up hols tere d lining 1remains folded
upwards.
#At tach theLA TC H-type (ISOFIX) child
re stra int sy stem toboth LATC H-type (ISOFIX)
mounting brac kets 2.
Child restra int sy stems on the front
passenger seat
Note s onchild restra int sy stems on the front
passenger seat
Ac cident statistics show that children secured in
th ere ar seats are safer than children secured in
th e front seats. Forth is reason, Mercedes-Benz
stro ngly advises that you ins tall a child restra int
sy stem on a rear seat.
If it is absolutely necessary toins tall a child
re stra int sy stem on the front passenger seat,
alw ays obser vethe information on the automatic
front passenger front airbag shutoff
(
→page 43).
By doing this, you can avoidrisks caused by:
RAch ild restra int sy stem that is not de tected
by the automatic front passenger front airbag
shutoff.
RThe unintentionally deactivated front
passenger airbag.
RIncor rect positioning of thech ild restra int
sy stem.
Note s onforw ard-facing and rear wa rd-facing
ch ild restra int sy stems on the front
passenger seat
When using a rear wa rd-facing child restra int sys‐
te m on the front passenger seat, the front
passenger front airbag must alw ays be deactiva‐
te d. This is only the case if thePA SSENGER AIR
BA G OFF indicator lamp is lit continuously
(
→page 45).
When using thech ild restra int sy stem on the
front passenger seat, it is essential toobser ve
th efo llo wing:
RMo
vethe front-passen ger seat as far back as
possible and also into the highest position.
RSet the seat backrest toan almost vertical
position.
RRe tract the seat cushion length as far as pos‐
sible.
Occupant saf ety 55
#Adjust the backrest positions of the
front seats.
The folding wind screen is ins talled over there ar
seats toprotect against wind when you are driv‐
ing withth e soft top open. Only the front seats
can be occupied when thefo lding wind screen is
ins talled.
The bag con taining thefo lding wind screen is
st ored in the trunk.
Yo u should preferably per form operations in volv‐
in g th efo lding wind screen on the side facing
aw ay from traf fic.
#Open all side windo wsand the soft top.
#To remo vethe bag, open the trunk lid.
#Re mo vethefo lding wind screen from the
bag.
#Fo ld out folding wind screen 1as shown.
#Fold out the two brac kets 2 tothe left and
ri ght.
#Align brac kets 2 offolding wind screen 1
with two rear fixtures 3ontheve hicle.
80
Opening and closing
Notes onthe cor rect driver's seat position
&
WARNING Risk of injury from adjusting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
Rifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
Rifyo 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 thesteering
wheel 1, seat belt 2and driver's seat 3:
RYou are as faraw ay from the driver's airbag
as possible
RYo u are sitting in a no rmal upright position
RYour thighs are slightly supportedby the seat
cushion
RYo ur legs are not entirely stre tched and you
can dep ress the pedals properly
RThe back of your head is support ed ateye
le ve lby the center of the head restra int
RYo u can hold thesteering wheel with your
arms slightly bent
RYo u can mo veyour legs freely
RYo u can see all the displa yson the instru‐
ment clus ter clearl y
RYou ha vea good overview of the traf fic con‐
ditions
RThe seat belt is pulled snugly against the
body and is routed across the center of your
shoulder and across your hips in the pelvic
area
84 Seats and stowing
Seats
Adjusting 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.
#Ne ver lea vechildren unatte nded inthe
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.
#Make sure when adjusting a seat that
no one has any body parts in the sweep
of the seat.
Obser vethe saf etyno tes on "Airbags" and "Chil‐
dren in theve hicle".
&
WARNING Risk of injury from adjusting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
Rifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
Rifyo 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 accidenta lly
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 injury duetohead
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.
Seats and stowing 85
#Always 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 swap the head restra ints of the front and
re ar seats. Otherwise, you cannot adjust the
height and angle of the head restra 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 injury or death dueto
incor rect seat position
The seat belt does not of ferth e intended
le ve l of pr otection if you ha venot mo vedth e
seat backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slideunderneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple.
#Ad just the seat proper lybefore begin‐
ning your journe y.
#Always 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 or under or behind the seats.
1Head restra int height
2Head restra int height
3Seat height
4Seat cushion inclination
5Seat cushion length
6Seat fore -and-aft position
7Seat ba ckrest inclination
86
Seats and stowing
#Save the settings with the memory function
(→page 96).
% The head restra int height is adjus ted auto‐
matically when you adjust the seat height or
th e seat fore -and-aft position.
Ad justing the front passen ger seat from the
driver's seat electrically
Re quirements:RTo select the front passenger seat: the po wer
supply is switched on.
Yo u can call up thefo llowing functions forth e
front passenger seat:
RSeat adjustment
RSeat heating
RSeat ventilation
RMemory function
#To select the front passenger seat: press
button 1.
When the indicator lamp lights up, the front
passenger seat is selected.
#Ad just the front passenger seat using the
buttons in the door control panel on the driv‐
er's side.
Head restra ints
Ad justing the front seat head restra ints man‐
ually
& WARNING Risk of injury from adjusting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
Rifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
Rifyo ufa sten your seat belt while theve hi‐
cle is in motion
Seats and stowing 87
#Beforestarting 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 injury duetohead
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.
#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 rotate the head restra ints of the front and
re ar seats. Otherwise, you cannot adjust the
height and angle of the head restra 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.
#To mo veforw ards: pullthe head restra int
fo rw ards.
#To mo vebackwards: pressrelease knob 1
and push the head restra int backwards.
Extending there ar seat head restra ints elec‐
trically from the front
Re quirements
RThe po wer supply is switched on.
#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
#To extend: fasten seat belt.
The head restra int is extended.
88
Seats and stowing
#Toretract: release seat belt.
The head restra int lo wersto its starting posi‐
tion.
Configuring seat adju stment
Re quirements:RThe 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 .
#Selectthe setting.
Ad justing the seat contour in the lumbar
re gion of the seat backrest
#Select Lumbar.
#Adjust the air cushion.
Memory function
#Sa ve the seat adjustments with the memory
function (→page 96).
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.
Overview of massage and workout prog rams
Massage prog rams
The following programs can be selecte d:
RHot Relaxing Back
RHot Relaxing Shoulder
RActivating Massage
RClassic Massage
RMobilizing Massage Ac
tive Workout
The Act. Workout Back programrequ ires your
act ive cooperation. The change between tensing
and releasing helps toimpr ove blood 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 .
#SelectMassage.
#Select a massage program.
The massage program runs for app roxima tely
8 to 18 minutes, depending on the setting.
#To set the massage intensity: switch High
Intensity onO or off ª.
Seats and stowing 89