2018 MERCEDES-BENZ AMG GT R-ROADSTER Owners Manual

#
Alw ays ensure that all vehicle occu‐
pants ha vetheir seat belts fastened
cor rectly and are sitting prope rly. Alw
ays obser vethe instructions about the cor‐
re ct driver's seat position and adjusting the
seats (/ page 79).
In order forth e cor rectly wornseat belt topro‐
vide the intended le vel of pr otection, each vehi‐
cle occupant must obser vethefo llowing infor‐
mation:
R The seat belt must not be twis ted and must
fi t tightly and snu gly across the body.
R The seat belt must be routed across the
centre of the shoulder and as low down
across the hips as possible.
R The shoulder section of the seat belt should
not touch your ne cknor be routed under
yo ur 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 may 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 hi‐
cle's occupants. Alw ays obser vethe instruc‐
tions for loading theve hicle when securing
objects, luggage or loads (/ page 89).
Also ensure that no objects, e.g. a cushion,
are ever placed between a person and the
seat.
If ch ildren are tra velling in theve hicle, be sure to
obser vethe instructions and saf ety no tes on
"Children in theve hicle" (/ page44). 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 ve l of pr otection if you ha venot mo vedthe
seat backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slide underneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple. #
Adjust the seat proper lybefore begin‐
ning your journe y. #
Alw ays 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 cent reofyour shoul‐
der. 30
Occupant saf ety

&
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 1.50 m tall cannot wearthe
seat belt cor rectly wi thout a suitable addi‐
tional restra int sy stem.
If th e seat belt is not worncor rectly, it can‐
not per form its intended pr otective function.
In addition, an incor rectly fastened seat belt
can also cause injuries, forex ample, in the
ev ent of an accident or when braking or
ch anging direction sudden ly.#
Alw ays secure persons under 1.50 m
ta ll in a suitable restra int sy stem. &
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‐
fi ed, is extremely di rty, bleached or dyed R
the seat belt buckle is damaged or
ex treme lydirty
R modifications ha vebeen made tothe seat
belt tensioner, 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 theev ent of an accident, forex ample.
Modified belt tensioners may be depl oyed
unintentionally or not function as intended. #
Never modify the seat belts, seat belt
te nsioners, seat belt anchorages or
seat belt retractors. #
Makesure that the seat belts are not
damaged, are not wornand are clean. #
Alw ays ha vethe seat belts checked
immediately af ter an accident at a
qu alified specialist workshop. Mercedes-Benz
recommends that you on lyuse
seat belts that ha vebeen appr ovedfo ryo ur vehi‐
cle byMercedes-Benz. Ve
hicles with AMG Performance seats
The AMG Performance seat is designed forthe
st andard thre e-point seat belt. If youfit a di ffer‐
ent multipoint seat belt, e.g. sport or racing seat
belt, there stra int sy stem cann otprov ide the
intended le vel of pr otection. &
WARNING Risk of inju ryor fata l injury
due tomodified seat belt sy stems
If yo ufe ed seat belts thro ugh the opening in
th e seat backrest, the seat backrest may be
damaged or may even break in theeve nt of
an accident. #
Only use thest andard thre e-point seat
belt. #
Never modify the seat belt sy stem. Ve
hicles with AMG sport buc ket seats
The AMG spo rtbuc ket seat is designed forthe
st andard thre e-point seat belt. If youfit a di ffer‐
ent multipoint seat belt, e.g. sport or racing seat
belt, there stra int sy stem cann otprov ide the
intended le vel of pr otection. Occupant saf
ety31

&
WARNING Risk of inju ryor fata l injury
due tothe use of unsuitable seat belts
If yo ufe ed unsuitable seat belts thro ugh the
opening in the seat backrest, the seat back‐
re st may be dama ged or may even break in
th eev ent of an accident. #
Only use thest andard thre e-point seat
belt or the pr ovided four-point seat belt. #
Never modify the seat belt sy stem. Ve
hicles with AMG Track pac kage &
WARNING Risk of inju ryor fata l injury
due towo rkcar ried out incor rectly on
th e seat belt sy stem
If wo rkis car ried out incor rectly on the seat
belt sy stem, the seat belts may not per form
th eir intended pr otective function as a result.
If th e seat belts or seat belt anchorages are
damaged or modified, e.g. on the seat belt
end fitting, the seat belts could tear or fail.
Alw ays ha vewo rkcar ried out on the seat
belt sy stem and ha vethe pr ovided four-point seat belt or
thest andard thre e-point seat
belt fitted at a qualified specialist workshop. Ne
ver use the pr ovided four-point seat belt on
public roads. This in validates thege neral operat‐
ing pe rmitforth eve hicle.
Before driving on public roads, alw ays ha vethe
st andard thre e-point seat belt fitted at a quali‐
fi ed specialist workshop. Only use thest andard
th re e-point seat belt on public roads.
If yo u are not driving on public roads and youfit
th e pr ovided four-point seat belt, alw ays obser ve
th e ins tallation and operating instructions of the
sport or racing seat belt manu facturer. In this
case, only ha vethe pr ovided four-point seat belt
fi tted.
Alw ays ha vethest andard thre e-point seat belt
or the pr ovided four-point seat belt fitted at a
qu alified specialist workshop.
All vehicles &
WARNING Risk of inju ryor death from
deplo yedpy rotech nic seat belt tension‐
ers
Py rotech nic seat belt tensioners that ha ve
been deplo yed are no longer operational and
are unable toper form their intended pr otec‐
tive function. #
Therefore, ha vedeplo yedpy rotech nic
seat belt tensioners immedia tely
re placed at a qualified specialist work‐
shop. Mercedes-Benz
recommends that you ha vethe
ve hicle towe dto aqu alified specialist workshop
af te r 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. #
Alw ays ensure that an unused seat belt
is fully retracted. 32
Occupant sa fety

Information about
the AMG sport buc ket
seat belt buckle A pr
otective co vering is fitted overth e seat belt
buckle. This pr otective co vering is designed to
pr eve ntthe seat belt buckle from being subjec‐
te dto extreme forc es. 1
Protective co vering
2 Seat belt bu ckle
3 Sticke r on seat belt buckle &
WARNING Risk of inju ryor fata l injury
due todamaged pr otective co vering on
th e seat belt buckle
If th e pr otective co vering does not com‐
pl et ely sur round the seat belt buckle, thefo l‐
lowing may occur:
R the housing of the seat belt buckle may
be damaged
R the function of the seat belt tensioner
may be impaired
The seat belt can no longer per form its inten‐
ded pr otective function. #
Before starting a journe y,make sure
th at the pr otective co vering is not dam‐
aged and compl etely sur rounds the seat
belt buckle. Fa
stening 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. Occupant saf
ety33

#
Alw ays engage seat belt tongue 2ofthe
seat belt into seat belt buckle 1ofthe cor‐
re sponding seat. #
Vehicles with AMG sport buc ket seats: also
obse rveth e information on the AMG sport
buc ket seat belt bu ckle (/ page 33).
Ve hicles with automatic front passen ger
front airbag shu toff: *
NO
TEDeployment of the seat belt ten‐
sioner and side impact airbag when the
front passenger seat is unoccupied If
th e seat belt tongue is engaged in the seat
belt buckle of the unoccupied front
passenger seat, the seat belt tensioner and
th e side impact airbag may also deploy in the
ev ent of an accident along with other sys‐
te ms. #
Only one person should use each seat
belt at any one time. Ve
hicles without automatic front passen ger
front airbag shu toff:
* NO
TEDeployment of the seat belt ten‐
sioner when the front passenger seat is
unoccupied If
th e seat belt tongue is engaged in the seat
belt buckle of the unoccupied front
passenger seat, the seat belt tensioner may
also depl oyintheev ent of an accident along
with other sy stems. #
Only one person should use each seat
belt at any one time. Ve
hicles with automatic child seat recogni‐
tion (AMG sport buc ket seats):
* NO
TEDeploying the seat belt tensioner
and front passenger front airbag when
th e front passenger seat is unoccupied If
th e seat belt tongue is engaged in the seat
belt buckle of the unoccupied front
passenger seat, the seat belt tensioner and
th e front passenger front airbag may also
deploy in addition to other sy stems in the
ev ent of an accident. #
Only one person should use each seat
belt at any one time. Seat belt adjustment function
Ve
hicles with PRE-SAFE ®
:if th e front seat belt
is not pulled tight across your body, the seat belt
adjustment may automatically apply a cer tain 34
Occupant saf ety

tightening
forc e. Do not hold the seat belt tight ly
while it is adjusting.
Yo u can activate and deactivate the seat belt
adjustment function using the multimedia sys‐
te m (/ page 35). Re
leasing a seat belt #
Press there lease button in the seat belt
buckle and guide the seat belt back with the
seat belt tongue. Ac
tivating/deactivating seat belt adjustment
via the multimedia sy stem Multimedia sy
stem:
4 Vehicle 5
î Vehicle settings
5 Belt adjustment #
Activate Oor deacti vate ª the function. Seat belt
warning function for the driver and
front passen ger The
ü seat belt warning lamp in the instru‐
ment display is a reminder that all vehicle occu‐
pants must weartheir seat belts cor rectly.
In addition, a warning tone may sound.
As soon as the driver and front passenger fasten
th eir seat belts, the seat belt warning goes out. Airbags
Overview of airbags
1
Driver's airbag
2 Front passenger front airbag
3 Front passenger knee airbag
4 Window airbag
5 Side impact airbag
6 Driver's knee airbag
The ins tallation location of an airbag is identified
by the AIRB AGsymbol.
When enabled, an airbag can pr ovide additional
pr otection forth ere spective vehicle occupant. Occupant saf
ety35

Pot
ential pr otection from each airbag: AIRB
AG Potential pr otection for
…
Knee airbag Thigh, knee and lo wer leg
Driver's airbag,
front passenger
front airbag Head and
ribcage
Wi ndow airba gHead
Side impact air‐
bag RibcageThe front passenger front airbag can only be
deplo
yed in an accident if thePA SSENGER AIR
BA G OFF indicator lamp is off. If the front
passenger seat is occupied, make sure, bo th
before and during the journe y,that thest atus of
th e front passenger front airbag is cor rect
(/ page 40). *
NO
TEImpo rtant points toremember if
th e front passenger seat is unoccupied In an accident,
the components of the
re stra int sy stem may deploy unnecessarily
on the front passenger side if:
R There are heavy objects on the front
passenger seat.
R The seat belt tongue is engaged in the
seat belt buckle of the front passenger
seat and the front passenger seat is
unoccupied. #
Stow objects in a suitable place. #
Only one person should use each seat
belt at any one time. 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. #
Alw ays make sure that there are no
objects between the airbag and vehicle
occupant. 36
Occupant saf ety

To
avo idtherisks resulting from the deployment
of an airbag, each vehicle occupant must
obser vethefo llowing information in particular:
R Before starting your journe y,adjust your seat
co rrectly; the driver's seat and front
passenger 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 79).
R Only hold thesteering wheel bythesteering
wheel rim. This allows the airbag tobe fully
deplo yed.
R Alw ays 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
ot herwise be in the deployment area of the
airbags.
R Alw ayske ep your feet on thefloor. Do not
put your feet on the cockpit, forex ample.
Yo ur feet may otherwise be in the deploy‐
ment area of the airbag.
R Ifch ildren are tra velling in theve hicle,
obser vethe additional no tes (/ page44). R
Alw aysstow and secure objects cor rectl y.
Objects in theve hicle interior may pr event an
airbag from functioning cor rectl y.Each vehicle
occupant must alw ays make sure of thefo llow‐
ing in particular:
R There are no people, animals or objects
between theve hicle occupants and an air‐
bag.
R There are no objects between the seat, door
and door pillar (B-pillar).
R There are no hard objects, e.g. coat hangers,
hanging on the grab handles or coat hooks.
R There are no accessory parts, such as mobile
navigation devices, mobile phones or cup
holders, attached totheve hicle within the
deployment area of an airbag, e.g. on the
cockpit, on the door, on the side window or
on the side wall trim.
In addition, no connecting cables, tensioning
st ra ps or retaining stra ps must be routed or
attached totheve hicle within the deploy‐
ment area of an airbag. Alw ays comply with
th e accessory manufacturer's ins tallation instructions and, in particular,
the no tes on
suitable places for ins tallation.
R There are no heavy, sharp-edged or fragile
objects in the poc kets of your clo thing. Store
such objects in a suitable place. Limited pr
otection from airbags &
WARNING Risk of inju rydue tomodifi‐
cations tothe airbag co ver
If yo u modify the co ver of an airbag or af fix
objects such as sticke rs to it,the airbag may
no longer function cor rectly. #
Never modify the co ver of an airbag and
do not af fix objects toit. The ins
tallation location of an airbag is identified
by the AIRB AGsymbol (/ page 35). Occupant saf
ety37