In addition, an incor
rectly fastened seat belt
can also cause injuries, forex ample, in the
eve nt of an accident or when braking or
ch anging direction sudden ly.#
Always ensure that all vehicle occupants
ha ve their seat belts fastened cor rectly
and are sitting prope rly. Alw
ays obser vethe instructions about the cor rect
driver's seat position and adjusting the seat
(/ page 64).
In order forth e cor rectly wornseat belt topro‐
vide the intended le vel of pr otection, each vehicle
occupant must obser vethefo llowing information:
R The seat belt must not be twis ted and must fit
tightly and snu gly across the body.
R The seat belt must be routed across the cen‐
te r of the shoulder and as low down across
th e hips as possible.
R The shoulder section of the seat belt should
not touch your neck nor be routed under your
arm or behind your bac k.
R Avoid wearing bulky clo thing, e.g. a winter
coat.
R Push the lap belt down as far as possible
across your hips and pull tight with the shoul‐
der section of the belt. Ne verro ute the lap
belt across your abdomen.
Pregnant women must also take particular
care with this.
R Neverro ute the seat belt across sharp, poin‐
te d, abrasive or fragile objects.
R Only one person should use each seat belt at
any one time. Infants and children must ne ver
tr ave l sitting on the lap of a vehicle occupant.
R Never secure objects with a seat belt if the
seat belt is being used byone of theve hicle's
occupants. Alw ays obser vethe instructions
fo r loading theve hicle when securing objects,
luggage or loads (/ page271).
Also ensure that no objects, e.g. a cushion,
are ever placed between a person and the
seat.
The seat belts on thefo llowing seats are equip‐
ped with a special seatbelt retractor:
R Co-driver seat
R Rear seats
Ac tivate or deacti vate the special seatbelt retrac‐
to r of the seat belt (/ page 40). If
ch ildren are tr aveling in theve hicle, alw ays
obser vethe instructions and saf ety no tes on
"Children in theve hicle" (/ page37). Limitations of
the pr otection pr ovided bythe
seat belt &
WARNING Risk of inju ryor death due to
incor rect seat position
The seat belt does not of ferth e intended le vel
of pr otection if you ha venot mo vedth e seat
backrest toan almost vertical position.
In this case, you could slide unde rneath the
seat belt and sus tain abdominal or neck inju‐
ri es, forex ample, particularly in theeve nt of
sudden braking or an accident. #
Adjust the seat properly before com‐
mencing 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. &
WARNING Risk of inju ryor death when
additional restra int sy stems are not used
fo r persons with a smaller build
Pe rsons under 5 ft(1.50 m) tall cannot wear
th e seat belt cor rectly wi thout a suitable addi‐
tional restra int sy stem.
If th e seat belt is not worncor rectly, it cannot
per form its intended pr otective function. In
addition, an incor rectly fastened seat belt can
also cause injuries, forex ample, in theeve nt
of an accident or when braking or changing
direction suddenly. #
Always secure persons under 5 ft
(1.50 m) tall in a suitable restra int sys‐
te m. Occupant saf
ety33
&
WARNING Risk of inju ryor death due to
damaged or modified seat belts
Seat belts cann otprov ide pr otection in the
fo llowing situations:
R The seat belt is damaged, has been modi‐
fied, is extremely di rty, bleached or dyed
R The seat belt buckle is damaged or
extreme lydirty
R Modifications ha vebeen made tothe
Emergency Tensioning Device, seat belt
anchorage or seat belt retractor
Seat belts may su stain non-visible damage in
an accident, e.g. due toglass splin ters.
Modified or damaged seat belts could tear or
fa il in theeve nt of an accident, forex ample.
Modified Emer gency Tensioning Devices may
be depl oyed unintentionally or not function as
intended. #
Never modify the seat belts, Emer gency
Te nsioning Devices, seat belt ancho‐
ra ge s or seat belt retractors. #
Makesure that the seat belts are not
damaged, are not wornand are clean. #
Always ha vethe seat belts checked
immediately af ter an accident at a quali‐
fi ed specialist workshop. Only use seat belts which ha
vebeen appr ovedfor
yo ur vehicle bythe sales or ganization named on
th e inside front co ver. &
WARNING Risk of inju ryor death from
deplo yedpy rotech nic Emergency Ten‐
sioning Devices
Py rotech nic Emergency Tensioning Devices
th at ha vebeen deplo yed are no longer opera‐
tional and are unable toper form their inten‐
ded pr otective function. #
Therefore, ha vedeplo yedpy rotech nic
Emergency Tensioning Devices immedi‐
ately replaced at a qualified specialist
wo rkshop. Fo
ryo ur saf ety and that of your passengers, it is
re commended that you ha vetheve hicle towe dto
a qu alified specialist workshop af ter an accident. *
NO
TEDama gecaused bytrapping the
seat belt If an unused seat belt is not fully
retracted, it
may become trapped in the door or in the
seat mechanism. #
Always ensure that an unused seat belt
is fully retracted. Fa
stening and adju sting seat belts If
th e seat belt is pulled quickly or sharpl y,the
seat belt retractor lo cks. The seat belt stra p can‐
not be pulled out any fur ther. #
Always engage seat belt tongue 2ofthe
seat belt into seat belt buckle 1ofthe cor‐
re sponding seat. #
Press and hold the seat belt outlet release
and slide seat belt outlet 3into the desired
position. #
Let go of the seat belt outlet release and
ensure that seat belt outlet 3locksinto
position.
Ve hicles with single co-driver seat:
* NO
TEDepl oyment of the Emer gency Ten‐
sioning Device when the front-passenger
seat is unoccupied If
th e seat belt tongue is engaged in the seat
belt buckle of the unoccupied front-passen ger
seat, the Emer gency Tensioning Device may
also depl oyintheeve nt of an accident along
wi th other sy stems. #
Only one person should use each seat
belt at any one time. 34
Occupant saf ety
Re
leasing the seat belt #
Press there lease button in the seat belt
buckle and guide the seat belt back with the
seat belt tongue. Fu
nction of the seat belt warning sy stem for
driver and co-driver The
00E9 seat belt warning lamp in the Instru‐
ment Display reminds youth at all vehicle occu‐
pants must fastentheir seat belts cor rectl y.
The 00E9 seat belt warning lamp lights up for six
seconds everytime af ter switching on the igni‐
tion.
A wa rning tone may also sound.
Af terth eve hicle is star ted, the seat belt warning
goes out as soon as the driver's and the co-driver
seat belts are fastened.
While driving, the seat belt warning lights up in
th efo llowing cases:
R Ifth eve hicle's speed is higher than 15 mph
(25 km/h) and the driver's or co-driver's seat
belt is not fastened
R Ifth e driver or co-driver unfas tenth eir seat
belt during the journey Airbags
Overview of airbags
1
Driver's airbag
2 Window cur tain airbag
3 Co-driver airbag
4 Side airbag
An airbag's ins tallation location is identified by
th e label AIRB AG.
When activated, an airbag can increase pr otec‐
tion forth ere spective vehicle occupant. Pot
ential pr otection of each airbag: AIRB
AG Possible pr otection for:
Driver's airbag,
co-d rive r airbag: Head and
chest
Wi ndow cur tain
airbag Head
Side airbag Chest and pelvis Pr
otection bythe airbags Depending on
the accident situation, an airbag
may supplement the pr otection of fere dby a cor‐
re ctly fastened seat belt. &
WARNING Risk of inju ryor death due to
incor rect seat position
If yo u deviate from the cor rect seat position,
th e airbag cann otper form its intended pro‐
te ctive function and deployment may even
cause fur ther injuries.
In order toavo idrisks, each vehicle occupant
must alw ays make sure of thefo llowing:
R Fasten seat belts cor rectly. Pregnant
wo men must take particular care to
ensure that the lap belt ne ver lies across
th e abdomen.
R Adopt the cor rect seat position and keep
as faraw ay as possible from the airbags.
R Obser vethefo llowing information. #
Always make sure that there are no
objects between the airbag and vehicle
occupant. To
avo idtherisks resulting from the deployment
of an airbag, each vehicle occupant must obser ve
th efo llowing information in particular:
R Before starting your journe y,adjust your seat
cor rectl y;bo th th e driver's and co-driver seat
should be mo ved as far back as possible.
When doing so, alw ays obser vethe informa‐
tion on the cor rect driver's seat position
(/ page 64).
R Only hold thesteering wheel bythesteering
wheel rim. This allows the airbag tobe fully
deplo yed.
R Always lean against the seat backrest when
th eve hicle is in motion. Do not lean forw ards
or against the door or side windo w.You may Occupant saf
ety35
Be consi
stent
Bear in mind that negligence when securing the
ch ild in thech ild restra int sy stem may ha veseri‐
ous consequences. Alw ays be consis tent and
secu reach ild carefully before each journe y.
To impr oveprotection forch ildren younger than
12 years old or under 5 ft(1.50 m) in height,
Mercedes-Benz recommends you alw ays obser ve
th efo llowing no tes:
R Always secure thech ild in a child restra int
sy stem suitable foryo ur Mercedes-Benz vehi‐
cle.
R The child restra int sy stem must be appropri‐
ate tothe age, weight and size of thech ild.
R The vehicle seat must be suitable forth ech ild
re stra int sy stem tobe ins talled.
Alw ays ins tall a child restra int sy stem on a suita‐
ble rear seat. Accident statistics show that chil‐
dren secured on there ar seats are safer than
ch ildren secured on the co-driver seat.
Ac cident statistics show that children secured on
th ere ar seats are general lysafer than children
secured on the front seats. Forth is reason,
Mercedes-Benz strongly advises that you ins tall a
ch ild restra int sy stem on a rear seat.
The generic term ch ildrestra int sy stem
The generic term child restra int sy stem is used in
th ese Operating Instructions. A child restra int
sy stem is, forex ample:
R A baby car seat
R Arear wa rd-facing child seat
R Aforw ard-facing child seat
R Ach ild boos ter seat with a backrest and seat
belt guides
The child restra int sy stem must be appropriate to
th e age, weight and size of thech ild.
Observing la wsand regulations
Alw ays obser vethe legal requ irements for using a
ch ild restra int sy stem in theve hicle.
Observing thest andards forch ild restra int
sy stems
All child restra int sy stems must meet thefo llow‐
ing standards:
R U.S. Federal Mo torVe hicle Saf etySt andards
21 3 and 225
R Canadian Mo torVe hicle Saf etySt andards 213
and 210.2 Confirmation
that thech ild restra int sy stem cor‐
re sponds tothest andards can be found on an
instruction label on thech ild restra int sy stem.
This confirmation can also be found in the ins tal‐
lation instructions that are included with thech ild
re stra int sy stem. De
tecting risks, avoiding dan ger Securing sy
stems forch ild restra int sy stems
in theve hicle
Only use thefo llowing securing sy stems forch ild
re stra int sy stems:
R The LATC H-type (ISOFIX) secu ring rings
R The seat belt sy stem of theve hicle
R The TopTe ther anchorages
Ins talling a LATC H-type (ISOFIX) child restra int
sy stem is prefer red.
Simply attaching tothe securing rings on the
ve hicle can reduce therisk of ins talling thech ild
re stra int sy stem incor rectl y.
When securing a child with the integrated seat
belt of theLA TC H-type (ISOFIX) child restra int
sy stem, alw ays comply with the permissible gross
we ight forth ech ild and child restra int sy stem
(/ page 41).
A boos ter seat may be necessary toachie ve
proper seat belt positioning forch ildren over
40 lbs (18 kg) un tilthey reach a height where a
th re e-point seat belt fits properly wi thout a boos‐
te r seat.
Mercedes-Benz recommends a child boos ter seat
with a backrest and seat belt guides.
Ad vantage of a rear wa rd-facing child restra int
sy stem
It is preferable totranspo rta baby or a small
ch ild in a suitable rear wa rd-facing child restra int
sy stem. In this case, thech ild sits in the opposite
direction tothe direction of tra vel and faces
ba ckwa rds.
Ba bies and small children ha vecompa ratively
we ak neck muscles in relation tothe size and
we ight of their head. The risk of injury tothe cer‐
vical spine during an accident can be reduced in
a re ar wa rd-facing child restra int sy stem. Occupant saf
ety37
Alw
ays secure a child restra int sy stem cor‐
re ctly &
WARNING Risk of inju ryor death caused
by incor rect ins tallation of thech ild
re stra int sy stem
If th ech ild restra int sy stem is incor rectly
ins talled on a suitable seating position, it can‐
not per form its intended pr otective function.
In particular, thech ild cannot be restra ined in
th eev ent of an accident, heavy braking or a
sudden change of direction. #
Always comply with the manufacturer's
ins tallation instructions forth ech ild
re stra int sy stem and its cor rect use. #
Make sure that the entire base of the
ch ild restra int sy stem alw aysre sts on
th e sitting sur face of the seat. #
Never place objects, e.g. cushions,
under or behind thech ild restra int sys‐
te m. #
Always use child restra int sy stems with
th e original co ver designed forth em. #
Alwaysre place damaged co vers with
ge nuine co vers. &
WARNING Risk of inju ryor death due to
unsecured child restra int sy stems in the
ve hicle
If th ech ild restra int sy stem is not cor rectly
ins talled or secured, it could release, in par‐
ticular, in theeve nt of an accident, sudden
braking or a sudden change in direction.
The child restra int sy stem could be flung
around and hit vehicle occupants. #
Always ins tallch ild restra int sy stems
cor rectl y,eve n when not in use. #
Always comply with thech ild restra int
sy stem manufacturer's ins tallation
instructions. R
Always obser vethech ild restra int sy stem
manufacturer's ins tallation and operating instructions as
well as theve hicle-specific
information:
- Installth eLA TC H-type (ISOFIX) child
re stra int sy stem on there ar seat
(/ page 41).
- Secu rethech ild restra int sy stem with the
seat belt on there ar seat (/ page 42).
- Secure thech ild restra int sy stem with the
seat belt on the co-driver seat
(/ page 43). Obser vethe specific
instructions forth ere ar wa rd-facing and
fo rw ard-facing child restra int sy stems
(/ page 43).
R Obser vethewa rning labels in theve hicle
interior and on thech ild restra int sy stem.
R Also secure TopTe ther if present.
Do not modify thech ild restra int sy stem &
WARNING Risk of inju rydue tomodifica‐
tions tothech ild restra int sy stem
The child restra int sy stem may no longer
function as it is supposed toifyo u make mod‐
ifications or attach objects toit, e.g. toys or
unsuitable accessories. This poses an
increased risk of injury!
Ne ver modify thech ild restra int sy stem. Only
attach accessories which the manufacturer of
th ech ild restra int sy stem has authorized
especially forth is ch ild restra int sy stem. Only use
child restra int sy stems which are in
proper working condition &
WARNING Risk of inju ryor death caused
by the use of damaged child restra int
sy stems
Child restra int sy stems or their retaining sys‐
te ms that ha vebeen subjected toa load in an
accident may then not be able toper form
th eir intended pr otective function.
In particular, thech ild cannot be restra ined in
th eeve nt of an accident, heavy braking or a
sudden change of direction. #
Alwaysre place child restra int sy stems
immediately that ha vebeen damaged or
in vo lved in an ac cident. #
Have the securing sy stems forth ech ild
re stra int sy stems checked at a qualified
specialist workshop before ins talling a
ch ild restra int sy stem again. 38
Occupant saf ety
Overview of suitable seats in
theve hicle for in stalling a child restra int sy stem Securing sy
stems forch ild restra int sy stems Ve
hicle seat
Left/right rear seat
Preferred securing sy stem:
® LATC H-type (ISOFIX) child
seat securing sy stem
(/ page 41 )
¯ Ifav ailable, also secure with
To pTe ther (/ page 42) Alternative securing sy
stem:
R Seat belt on vehicle seat
Co-driver seat Securing system:
R Seat belt on vehicle seat
Center rear seat
Securing system:
R Seat belt on vehicle seat
¯ Ifav ailable, also secure with
To pTe ther (/ page 42) Ac
tivating/deactivating the special seatbelt
re tractor of the seat belt &
WARNING Risk of inju ryor death if a
seat belt is unfas tened while theve hicle
is in motion
If th e seat belt is released while theve hicle is
in motion, thech ild restra int sy stem is no lon‐
ge r cor rectly secu red. The child seat saf ety
fe ature is deactivated and the seat belt is
dr aw n in a bit bythe inertia reel.
It is therefore not possible toengage the seat
belt again. #
Pull over and stop theve hicle safely as
soon as possible, paying attention to
ro ad and traf fic conditions. #
Activate thech ild seat saf etyfe ature
again and cor rectly secu rethech ild
re stra int sy stem. Re
quirements
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.
The seat belts on thefo llowing seats are equip‐
ped with a special seatbelt retractor:
R Co-driver seat
R Rear seats Installing a
child restra int sy stem #
When ins talling a child restra int sy stem,
alw ays obser vethe manufacturer's ins talla‐
tion and operating instructions forth ech ild
re stra int sy stem used as well as the no tes in
th ese Operating Instructions. #
Pull the seat belt smoo thly from the seat belt
outlet. #
Enga gethe seat belt tongue in the seat belt
buckle.
Ac tivating the special seatbelt retractor #
Extend the seat belt fully and then allow the
inertia reel to retract the belt.
When the special seatbelt retractor is acti va‐
te d, you should hear a ratcheting sound. #
Push thech ild restra int sy stem down until the
seat belt is tight.
Deactivating the special seatbelt retractor #
Press there lease button of the seat belt
buckle. #
Hold the seat belt tongue and guide ba ckto
th e seat belt outlet. 40
Occupant saf ety
At
taching thech ild restra int sy stem with
LA TC H-type (ISOFIX) tothere ar seat Installing a
LATC H-type (ISOFIX) child
re stra int sy stem on there ar seat &
WARNING Risk of inju ryor death if the
permissible gross mass of thech ild and
ch ild restra int sy stem is exceeded
Fo rLA TC H-type (ISOFIX) child restra int sys‐
te ms in which thech ild is secured using the
integ rated seat belt in thech ild restra int sys‐
te m, the permissible gross mass of thech ild
and child restra int sy stem is 73lb (33 kg).
If th ech ild and thech ild restra int sy stem
to ge ther we igh more than 73 lb (33 kg),the
LA TC H-type (ISOFIX) child restra int sy stem
with integrated seat belt does not of fer suf fi‐
cient pr otection. An excessive load may be
placed on theLA TC H-type (ISOFIX) child seat
attachments and thech ild may not be
re stra ined in theeve nt of an accident, for
ex ample. #
Ifth ech ild and thech ild restra int sys‐
te m toge ther we igh more than 73 lb
(33 kg), use only a LATC H-type (ISOFIX)
ch ild restra int sy stem that secures the
ch ild with theve hicle seat belt. #
Also secure thech ild restra int sy stem
with theTo pTe ther belt, if available. Alw
ays comply with the information about the
mass of thech ild restra int sy stem:
R Inthe manufacturer's ins tallation and operat‐
ing instructions forth ech ild restra int sy stem
used
R On a label on thech ild restra int sy stem, if
av ailable
Check regularly that the permissible gross mass
of thech ild plus thech ild restra int sy stem is not
exc eeded.
When ins talling a child restra int sy stem, obser ve
th efo llowing:
0073 Alw
ays obser vethe cor rect use and sui tabil‐
ity of the seats for attaching a child restra int
sy stem.
0073 Alw
ays comply with the manufacturer's
ins tallation and operating instructions forthe
ch ild restra int sy stem used. 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.
® When ins talling a LATC H-type (ISOFIX) child
re stra int sy stem, also obser vethefo llowing:
0073 When using a category 0/0+ baby car
seat and a category I rear wa rd-facing
ch ild restra int sy stem on a rear seat: the
re ar seat must be ins talled in the direction of
tra vel.Ad just there ar seat and/or front seat
so that the front seat does not touch the
ch ild restra int sy stem.
0073 When using a category I
forw ard-facing
ch ild restra int sy stem: the backrest of the
ch ild restra int sy stem must, as far as possi‐
ble, lie flat against the backrest of theve hi‐
cle 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 trap‐
ped between thero of and the seat and/or
twis ted when ins talled.
0073 The
child restra int sy stem must not be put
under stra in by the head restra ints. Adjust
th e head restra ints as appropriate. 1
LATC H-type (ISOFIX) mounting brac kets
Before every journe y,make sure that theLA TC H-
type (ISOFIX) child restra int sy stem is engaged
cor rectly in bo thmounting brac kets in theve hi‐
cle. Occupant saf
ety41
*
NO
TEBe careful not todamage the seat
belt forth e center seat when ins talling
th ech ild restra int sy stem #
Make sure that the seat belt is not trap‐
ped. #
Attach theLA TC H-type (ISOFIX) child restra int
sy stem toboth mounting brac kets 1 inthe
ve hicle. Securing
TopTe ther &
WARNING Risk of inju rydue toincor rect
attachment of theTo pTe ther belt
If yo u attach theTo pTe ther belt incor rectl y,
e.g. on an eyelet in the cargo compartment,
th ech ild restra int sy stem will not ha vebeen
secured cor rectly.
In an accident, it will therefore be unable to
pr ov ide the intended le vel of pr otection. #
Only ever attach theTo pTe ther hook to
th e designated TopTe ther anchorage. ¯
Ifth ech ild restra int sy stem is equipped
with a TopTe ther belt:
The risk of injury can be reduced byTo p
Te ther. The TopTe ther belt enables an
additional connection between thech ild
re stra int sy stem attached with LATC H-type
(ISOFIX) and theve hicle. To
pTe ther anchorages 1are located on the
back of there ar ben chseat on the bench seat
legs. #
If necessar y,mo vethe head restra int
upwards (/ page75). #
Installth eLA TC H-type (ISOFIX) child restra int
sy stem with TopTe ther. Comply with thech ild
re stra int sy stem manufacturer's ins tallation
instructions when doing so. #
Guide TopTe ther belt 3under the head
re stra int between the two head restra int bars. #
Hook TopTe ther hook 2into TopTe ther
anchorage 1without twisting. #
Tension TopTe ther belt 3. Comply with the
ch ild restra int sy stem manufacturer's ins talla‐
tion instructions when doing so. #
If necessar y,slide the head restra int down‐
wa rds (/ page75). Make sure that you do
not inter fere with the cor rect routing of To p
Te ther belt 3. Securing
thech ild restra int sy stem with the
seat belt Securing
thech ild restra int sy stem with the
seat belt on there ar seat
When ins talling a belt-secured child restra int sys‐
te m, obser vethefo llowing:
0073 Alw
ays comply with the manufacturer's
ins tallation and operating instructions forthe
ch ild restra int sy stem used.
0073 When using a category 0/0+ baby car
seat and a category I rear wa rd-facing
ch ild restra int sy stem on a rear seat:
adju stthe front seat so that the seat does
not touch thech ild restra int sy stem.
0073 When using a category I
forw ard-facing
ch ild restra int sy stem: remo vethe head
re stra int from there spective seat, if possi‐
ble.
Af terth ech ild restra int sy stem has been
re mo ved, replace the head restra ints imme‐
diately and adjust them cor rectly. 42
Occupant saf ety