0073
The backrest of
thefo rw ards- facing child
re stra int sy stem must, as far as possible,
re st on the backrest of there ar seat.
0073 Fo
r cer tain child restra int sy stems of weight
category II or III there may be limitations for
th e maximum size setting, e.g. due topossi‐
ble con tact wi th thero of.
0073 The
child restra int sy stem must not be ten‐
sioned between thero of and the seat cush‐
ion and/or be ins talled facing the wrong
direction. Where possible, adjust the seat
cushion inclination accordingly.
0073 The
child restra int sy stem must not be put
under stra in by the head restra int. Adjust the
head restra ints as appropriate.
0073 Make sure
that thech ild's feet do not touch
th e front seat. If necessar y,mo vethe front
seat slightly forw ards.
The seat belts on thefo llowing seats are equip‐
ped with a special seatbelt retractor:
R Co-driver seat
R Rear seats
When enabled, the special seatbelt retractor
ensures that the seat belts on the co-driver seat
and there ar seats do not slac ken once thech ild
re stra int sy stem is secured. (/ page 40).#
Installth ech ild restra int sy stem.
The base of thech ild restra int sy stem must
lie fully on the seat cushion of there ar seat. #
Always make sure that the shoulder belt strap
is cor rectly routed from the seat belt outlet of
th eve hicle tothe shoulder belt guide on the
ch ild restra int sy stem.
The shoulder belt stra p must be routed for‐
wa rds and down wards from the seat belt out‐
let.
Note s onrear wa rd-facing child restra int sys‐
te ms
The co-d rive r front airbag cannot be disabled.
Alw ays ins tall a rear wa rd-facing child restra int
sy stem on a suitable rear seat, but ne ver on the
co-driver seat. Obser vethe manufacturer's ins tal‐
lation and operating instructions forth ech ild
re stra int sy stem used.
Note s on a child restra int sy stem on the co-
driver seat
Ac cident statistics show that children secured on
th ere ar seats are safer than children secured on
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.
Securing thech ild restra int sy stem with the
seat belt on the co-d rive r seat
When ins talling a belt-secured child restra int sys‐
te m on the co-driver seat, alw ays obser vethefo l‐
lowing:
0073 Obser
vethe manufacturer's ins tallation and
operating instructions forth ech ild restra int
sy stem used.
0073 The backrest of a
forw ard-facing child
re stra int sy stem must, as far as possible, lie
fl at against the backrest of the co-driver
seat.
0073 Fo
r cer tain child restra int sy stems of weight
category II or III there may be limitations for
th e maximum size setting, e.g. due topossi‐
ble con tact wi th thero of.
0073 The
child restra int sy stem must not be ten‐
sioned between thero of and the seat cush‐
ion and/or be ins talled facing the wrong
direction.
0073 The
child restra int sy stem must not be put
under stra in by the head restra int. Adjust the
head restra ints as appropriate.
0073 Ne
ver place objects under or behind the
ch ild restra int sy stem, e.g. cushions.
The seat belt on the co-driver side is equipped
with a special seatbelt retractor.
When enabled, the special seatbelt retractor
ensures that the seat belt does not slac ken once
th ech ild restra int sy stem is secured
(/ page 40). #
Set the co-driver seat as far back as possible
and mo vethe seat into the highest position
possible. #
Fully retract the seat cushion dep thadjust‐
ment. #
Set the seat cushion angle in such a wayth at
th e front edge of the seat cushion is in the
highest position and there ar edge of the seat
cushion is in the lo west position. #
Set the seat backrest tothe most vertical
position possible. #
Installth ech ild restra int sy stem.
The base of thech ild restra int sy stem must
lie fully on the co-driver seat cushion. #
Always make sure that the shoulder belt strap
is cor rectly routed from the seat belt outlet of Occupant saf
ety43
Do not
keep theke yto ge ther with electronic devi‐
ces or me tallic objects. This can af fect theke y's
functionalit y.
% If
th e battery check lamp does not light up
when you press the0036 or0037 button, the
battery is dischar ged.
Re place theke y bat tery ( / page 47). Ac
tivating/deactivating the acoustic lo cking
ve rification signal Multimedia sy
stem:
4 © 5
Settings 5
Vehicle #
Activate or deacti vate Acoustic Lock . Changing the unlocking settings
The
key has thefo llowing adjus table unlocking
functions:
R Unlock centrally
R Unlock the driver's door (vehicles without
partition or with cab)
R Unlock the driver's door and co-driver's door
(vehicles with partition) #
Toswitch between the settings: press and
hold the0036 and0037 buttons at the same
time for appro ximately six seconds until the
battery check lamp flashes twice.
When the unlocking function is selected forthe
driver's door or the driver's and co-driver door:
R Pressing the0036 button a second time
unloc kstheve hicle centra lly Re
ducing the energy consum ption of the
SmartK ey If
yo u do not use theve hicle or a SmartK eyfor an
ex tended pe riod, you may deactivate the KEY‐
LESS START function of the SmartK ey. #
Todeactivate: pressthe0037 button on the
SmartK eytwice in quick succession.
The battery check lamp on the SmartK ey
lights up twice quickly and once for longer. #
Toactivate: press any button on the Smart‐
Ke y.
When starting theve hicle with the SmartK eyin
th e slot in the shift console, the SmartK eyfunc‐
tions are activated auto matically. Re
moving and inse rting the mechanical key #
Toremo ve:press release button 2.
Mechanical key1 is pushed slight ly out. #
Pull me chanical key1 out co mplete ly. #
Toinser t:press release button 2. #
Slide mechanical key1 in co mplete ly until it
engages. Re
placing the key battery &
DANG ER Serious damage tohealth
caused byswallowing batteries
Batteries contain toxic and cor rosive subs tan‐
ces. Swallowing batteries may cause serious
damage tohealth.
There is a risk of fata l injur y. #
Keep batteries out of there ach of chil‐
dren. #
If batteries are swallo wed, seek medical
attention immediately. +
ENVIRONMEN
TALNO TEEnvironmental
damage caused byimproper disposal of
batteries Bat
teries contain pollutants. It is
illegal todispose of them with the household
ru bbish. #
Dispose of batteries in an
environmen tally responsible manner.
Ta ke dischar ged batteries toaqu alified
specialist workshop or toa collection
point for used batteries. Opening and closing
47
%
Yo
ur vehicle may be equipped with a long
sliding door with an intermediate de tent. Yo u
can also lock the sliding door in place around
halfw aywhen opening and closing. If you do
th is, the door does not ha vetobe opened
fully when getting into or out of theve hicle.
The sliding door is not fully engaged when in
th e intermediate de tent. #
Tounlo ck:pull lo cking pin 3upwards man‐
ually or use the cent ral locking button to
unlo ckthe sliding door (/ page 49). #
Toopen: press button 1. #
Slide the sliding door byhandle 2back to
th estop. #
Check the sliding door de tent. The sliding
door must be engaged. #
Toclose: press button 1. #
Slide the sliding door firm lyforw ards byhan‐
dle 2until it closes. #
Tolock: push locking pin 3down wards
manually or use the cent ral locking button to
lock the sliding door (/ page 49). Note
s on electrical closing assist If
yo ur vehicle is equipped with an electrical clos‐
ing assist, you will requ ire less forc eto close the
sliding door. Electric sliding door
Fu
nction of the electric sliding door Yo
ur vehicle can be equipped with an electric
sliding door on the left and/or right-hand side. Yo
u can operate the electric sliding door in the
fo llowing ways:
R bypressing the sliding door buttons on the
center console
R bypressing the sliding door button on the
door sill (B-pillar)
R using the door handle (inside or outside)
R using thekey
If th e electric sliding door is obstructed while
opening, it mo ves a few centim eters in the oppo‐
site direction and stops.
If th e sliding door is obstructed during the closing
procedure, it opens fully again.
If th e electric mo tor of the sliding door is in dan‐
ge r of overheating, e.g. due tofrequent opening
and closing within a short period, the sliding door
opens fully. The sliding door is then loc ked in
place. The sliding door is operational again af ter
appr oximately 30 seconds.
If th ere has been a malfunction or if the battery
has been disconnected, you can use there lease
cat chtodisconnect the sliding door from the
electric mo tor.Then you can open or close the
door manually (/ page54). Opening/closing
the electric sliding door
with the but ton &
WARNING Risk of entrapment byopen
sliding door which is not engaged
When you open the sliding door, the sliding
door could hit other people as it mo ves back‐
wa rds. #
Only open the sliding door when tra ffic
conditions permit. &
WARNING Risk of inju rydespite obs tacle
de tection
Obs tacle de tection does not react tosoft,
light and thin objects, such as fingers. These
or other parts of the body could be pressed
against the door frame, for ins tance. Obs tacle
de tection cannot pr event entrapment in these
ins tances. #
When opening and closing the electric
sliding door, make sure that nobody is
within the operating range of the sliding
door. 52
Opening and closing
#
If someone becomes trapped, press the
button again tostop the sliding door. Object
recognition:
If an object obstructs the closing of the sliding
door, the sliding door is stopped. The object rec‐
ognition is only an aid. It cannot replace your
aw areness of the situation. Sliding door button on
the center console
1 Opens and closes the sliding door on the
ri ght side of theve hicle Sliding door button on
the door sill (B-pillar)
On vehicles with a partition, button 3is loca‐
te d on the partition next tothe door way at the
le ve l of the inside door handle. When
the sliding door is loc ked, it can only be
opened from the inside bymanually unlocking
locking pin 4. #
Tounlo ck:pull lo cking pin 4upwards man‐
ually or use the cent ral locking button to
unlo ckthe sliding door (/ page 49). #
Toopen: briefly press button 1,2or but‐
to n3.
The sliding door opens au tomatical ly.
When you open the door using button 1or
2, you will additionally hear two warning sig‐
nals.
The indicator lamp at theto p of button 1or
2 will flash and button 3will flash.
When the sliding door is comple tely open, the
indicator lamp at theto p of button 1or2
will light up. #
Toclose: briefly press button 1,2or but‐
to n3.
The sliding door closes au tomatical ly.
When you close the door using button 1or
2, you will additionally hear two warning sig‐
nals.
The indicator lamp at theto p of button 1or
2 will flash and button 3will flash.
When the sliding door is comple tely closed,
th e indicator lamp at theto p of button 1or
2 will go out. #
Tosto p automatic ope ration: briefly press
but ton1 or2.
The sliding door stops moving. #
Tolock: push locking pin 3down wards
manually or use the cent ral locking button to
lock the sliding door (/ page 49). Opening and closing
53
#
If someone is trapped, release the but‐
to n immedia tely or pull it in order to
close the side window again. &
WARNING Risk of becoming trapped
when closing a side window
When closing a side windo w,body parts could
be trapped in the closing area in the process. #
When closing, make sure that no body
parts are in the closing area. #
If someone is trapped, release the but‐
to n immedia tely or press the button in
order toreopen the side windo w. &
WARNING Risk of becoming trapped
when children opera tethe side windo ws
Children could become trapped if they oper‐
ate the side windo ws, particularly when unat‐
te nded. #
Activate thech ild saf ety lock forthe
re ar side wind ows. #
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. 1
Window li fter, left
2 Window li fter, right #
Toopen manuall y:press and hold button 1
or 2. #
Toclose manuall y:pull and hold button 1
or 2. The windo
wsinthe front doors can also be oper‐
ated automaticall y. #
Toopen comple tely:brie fly press but ton1
or 2 beyond the point of resis tance.
Au tomatic operation will start. #
Toclose comple tely:brie fly pull but ton1
or 2 beyond the point of resis tance.
Au tomatic operation will start. #
Tointer rupt automatic operation: briefly
press or pull button 1or2 again.
% If an object bloc
ksa side wind owduring the
automatic closing process, the side window
will open again automaticall y.The automatic
re ve rsing function is only an aid and is not a
substitute foryo ur attentiveness.
% If automatic operation of
the side windo ws
does not work,th ere is no anti-entra pment
function.
Au tomatic reve rsing function of the side win‐
do ws
If an object bloc ksa side wind owduring the clos‐
ing process, the side window will open again
automaticall y.The automatic reve rsing function is
only an aid and is not a substitute foryo ur atten‐
tiveness. #
During the closing process, make sure that no
body parts are in the closing area. &
WARNING Risk of becoming trapped
despite there being reve rse pr otection on
th e side window
The reve rse function does not react:
R Tosoft, light and thin objects, e.g. fingers
R Over the last 00CFin (4 mm) of the closing
path
R During resetting
R When the side window is closed again
manually immediately af ter automatic
re ve rsing
This means that there ve rse function cann ot
pr eve nt someone from becoming trapped in
th ese situations. #
During the closing process, make sure
th at no body parts are in the closing
area. #
If someone becomes trapped, press the
0062 button toopen the side window
again. Opening and closing
59
Problems with
the side windo ws Problem
Possible causes/consequences and 0050 0050Solutions
A side window cann otbe
closed and the cause is
not obvious. #
Check tosee if there are any objects in the window guide.
& WARNING Risk of becoming trapped or fata lly injured if reve rs‐
ing pr otection is not activated
If yo u close a side wind owagain immediately af ter it has been
bloc ked, the side window will close with increased or maximum
fo rc e. The reve rsing feature will then not be active.
Pa rts of the body could become trapped in the closing area in the
process. #
Make sure that no parts of the body are in the closing area. #
Tostop the closing process, release the button or press the
button again tore-open the side windo w. If a side window is obstructed during closing, and
reopens again slightl y,
yo u can proceed as follo ws: #
Immedia tely afte rth e window is obstructed, pull the cor responding
button again until the side window has closed, and hold the button
fo r an additional second.
The side window is closed with increased forc e.
If th e side window is obstructed again and reopens slightl y,yo u can pro‐
ceed as follo ws: #
Repeat the pr evious step.
The side window is closed without the automatic reve rsing function.
The side windo wscannot
be opened or closed
using the con venience
opening feature. The SmartK
eybattery is weak or dischar ged. #
Check the battery with the battery check lamp and replace if neces‐
sary (/ page47). Anti-theft pr
otection Fu
nction of the immobilizer The immobilizer pr
events your vehicle from being
st ar ted without the cor rect key.
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 thekey
with you and lock theve hicle. If theke y is left
inside theve hicle, an yone can start the engine.
% In
theeve ntthe engine does not start despi te
th eve hicle's star ter battery having suf ficient
ch arge ,th e immobilizer is defective. Contact
a qu alified specialist workshop or call
1-800-367-63 72(inthe USA) or
1-800-387-0 100(in Canada). ATA
(Anti-Theft Alarm sy stem) Fu
nction of ATA(Anti- theft Alarm sy stem)
If th eATA system is armed, a visual and audible
alarm is triggered in thefo llowing situations:
R a side door is opened
R there ar-end door is opened
R the hood is opened
R the interior motion sensor is triggered
(/ page 63)
R theto w- aw ay alarm is triggered
(/ page 62) Opening and closing
61
Deactivating
#
Switch off the po wer supply (/ page109). #
Press but ton1.
When the button is released, indicator lamp
2 inthe button lights up for appro ximately
fi ve seconds. #
Lock theve hicle with thekey.
The tow- aw ay alarm is deactivated.
The tow- aw ay alarm remains deactivated until
yo u lock theve hicle again.
Deactivate theto w- aw ay alarm when locking your
ve hicle in thefo llowing situations:
R when loading and/or transporting theve hicle
on a ferry or car transpor ter,fo rex ample
R when parking theve hicle on a mo vable sur‐
fa ce, such as a split-le velga rage
This will pr eventfalse alarms. Interior motion sensor
Fu
nction
If th e activated the interior motion sensor de tects
motion in theve hicle interior, a visual and acous‐
tic alarm is triggered. This can happen if some‐
one reaches into theve hicle interior, forex ample. Ac
tivating/deactivating the in terior motion
sensor Ac
tivating #
Close the side windo ws. #
Make sure that no thing (such as masc ots or
coat hangers) is hanging on the inside rear‐ view mir
ror or on the grab handles on the
headliner. This will pr event false alarms. #
Lock theve hicle with thekey.
The interior motion sensor is activated af ter
appr oximately 30 seconds.
The interior motion sensor is only activated when
th efo llowing components are closed:
R the driver's door and the co-driver door
R the side doors
R there ar-end doors
Deactivating #
Unlock theve hicle with thekey.
The interior motion sensor automatically
switches off.
Deactivating #
Switch off the po wer supply (/ page109). #
Press but ton1.
When the button is released, indicator lamp
2 inthe button lights up for about five sec‐
onds. #
Lock theve hicle with thekey.
The interior motion sensor is deactivated.
The interior motion sensor remains deactivated
until you lock theve hicle again.
Deactivate the interior motion sensor when lock‐
ing your vehicle in thefo llowing situations:
R ifth ere are people or animals remaining
inside
R ifth e side windo wsremain open
R when transporting theve hicle on a ferry or
car transpor ter,fo rex ample
This will pr eventfalse alarms. Opening and closing
63
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 control 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 ufast enyour 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. Comply with
thefo llowing when adjusting steer‐
ing wheel 3, safety belt 2and driver's seat 1:
R Sit as faraw ay as possible from the driver's
airbag.
R Sit in an upright position.
R Your thighs are slight lysuppor tedby the seat
cushion.
R Your legs are not fully extended and you can
easily fully press on the pedals.
R The back of your head is suppo rted at eye
le ve lby the middle part of the head restra int.
R You can reach thesteering wheel with your
arms in a slightly bent position.
R You can mo veyour legs freel y.
R You can easily see all displ ays on the instru‐
ment displa y. R
You ha vea good overview of the traf fic situa‐
tion.
R Your saf ety belt fits securely around your
body and runs across the middle of your
shoulder, your pelvic area and groin. Seats
Ad
justing the front seats manually (without
Seat Comfort Package) &
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. &
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 accident due tothe
driver's seat not being engaged
If th e driver's seat is not engaged, it could
mo veunexpectedly while theve hicle is in
motion.
This could cause youto lose control of the
ve hicle. #
Always make sure that the driver's seat
is engaged before starting theve hicle. 64
Seats and stowage