ECU MERCEDES-BENZ AMG GT COUPE 2021 Owners Manual

1
Instrument displ ay:
õ Operational readiness →
278
Po we rav ailability displ ay →
282
Po we r me ter →
282
Tr ip computer →
278
ECO Assist →
176
2 Media displa y:
Plug-in hybrid settings →
300
Energy 0ow display →
301
3 & Switches immediate pre-ent ryclimate
cont rol on/o. →
156 4
! Sets pre-entry climate control for depar-
ture time →
156
5 N AMGPerformance exhaust system →
180
6 DYNAMIC SELECT switch →
181
7 Increases recuperation →
178
Re duces recuperation →
178
Selects drive prog ram (DYNAMIC SELECT) →
181
8 ° Haptic accelerator pedal →
179
9 6 Depressurises the fuel tank →
188 At
a glance – Cockpit (plug-in hybrid)
11
11

&
W
W ARNI NG
ARNI NGRisk of accident due toobjects
in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tr avel or block a depressed pedal.
This jeopardises the operating and road saf ety
of theve hicle. #
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. #
Always /t the 0oor mats securely and as
prescribed in order toensure that there
is alw ays su1cient room forth e pedals. #
Do not use loose 0oor mats and do not
place 0oor mats on top of one ano ther. *
N
NO OTE
TE Battery discharging from using devi-
ces connected tothe diagnostics connec-
tion Using devices at
the diagnostics connection
drains the batter y. #
Check thech arge leve l of the batter y. #
Ifth ech arge leve l is lo w,charge the bat-
te ry, e.g. bydriving a considerable dis-
ta nce. Please also no
tethe information about the 12 V
battery and short-dis tance trips in the "Driving
and Parking" chap ter (/ page 170). Connecting and using ano
ther device with the
diagnostics connection can ha vethefo llowing
e.ects:
R Malfunctions in theve hicle system
R Perm anent damage tovehicle components
Please referto thewa rranty term s and conditions
fo rth is matter.
Moreo ver,connecting equipment tothe diagnos-
tics connection can lead toemissions monitoring
information being reset, forex ample. This may
lead totheve hicle failing tomeet there qu ire-
ments of the next emissions inspection during the
main inspection. Quali/ed
Quali/ed
specialis
specialist w
t work
ork shop
shop
A qu ali/ed specialist workshop has the necessary
special skills, tools and quali/cations tocor rectly
car ryout any necessary workon your vehicle.
This particular lyapplies tosaf ety-re leva nt wo rks.
Alw ays ha vethefo llowing workcar ried out on
yo ur vehicle at a quali/ed specialist workshop:
R Safety-re leva nt wo rks General no
tes
39
39

These data
for con venience and inf otainment
functions may be sa ved locally in theve hicle or
th ey may be located on a device which you ha ve
connected totheve hicle, such as a smartphone,
USB 0ash drive or MP3 pla yer.Ifyo u ha veentered
th ese data yourself, you can dele tethem at any
time.
This data is transmitted from theve hicle tothird
parties only at your requ est. This applies, in par-
ticular, when you use online services in accord-
ance with the settings that you ha veselected.
Smar
Smar tphone int
tphone int egr
egr ation (e.g. Andr ation (e.g. Andr oid A
oid Aut
uto or
o or
Apple CarPlay
Apple CarPlay ®
®
)
)
If yo ur vehicle is accordingly equipped, you can
connect your smartphone or ano ther mobile end
device totheve hicle. You can then control them
by means of the control elements integ rated in
th eve hicle. Images and audio from the smart-
phone can be output via the multimedia system.
Cer tain information is simultaneously transfer red
to your smartphone. Depending on the type and
integ ration, this includes position data, day/night
mode and other general vehicle statuses. For
more information please consult the Owner's
Manual of theve hicle/inf otainment system. This integ
ration allo ws the use of selected smart-
phone apps, such as navigation or music pla yer
apps. There is no fu rther interaction between the
smartphone and theve hicle; in particular, vehicle
data is not directly accessible. The type of addi-
tional data processing is de term ined bythe pro-
vider of the app being used. Which settings you
can make, if an y,depends on the speci/c app and
th e operating system of your smartphone. Online ser
Online ser
vices
vices W
W
ir
ir eless ne
eless ne tw
twor
ork connection
k connection
If yo ur vehicle has a wireless network connection,
it enables data tobe exch anged between your
ve hicle and additional systems. The wireless net-
wo rkconnection is made possible bytheve hicle's
ow n transmitter and receiver or bya mobile end
device that you ha vebrought into theve hicle, for
ex ample, a smartphone. Online functions can be
used via the wireless network connection. This
includes online services and applications/apps
pr ov ided toyouby the manufacturer or by other
pr ov iders. Manuf
Manuf actur acturer's ser
er's ser vices
vices
Re garding the manufacturer's online services, the
individual functions are described bythe manu-
fa cturer in a suitable place, forex ample, in the
Owner's Manual or on the manufacturer's web-
site, where there leva nt data pr otection informa-
tion is also given. Personal data may be used for
th e pr ovision of online services. Data are
ex ch anged via a secure connection, such as the
manufacturer's designated IT systems. Any per-
sonal data which are collected, processed and
used, other than forth e pr ovision of services, is
done so exclusively on the basis of legal permis-
sion. This is the case, forex ample, for a legally
prescribed emer gency call system, a cont ractual
ag reement or when consent has been given.
Yo u can ha veservices and functions, some of
which are subject toafe e, activated or deactiva-
te d. This excludes legally prescribed functions and
services, such as an emer gency call system.
Thir Thir d par
d par ty ser
ty ser vices
vices
If yo u use online services from other pr oviders
(third parties), these services are there sponsibil-
ity of the pr ovider in question and subject tothat
pr ov ider's data pr otection conditions and term s of 44
44
Gene
ral no tes

R
R
es
estr traint syst
aint syst em
em Pr
ot
Pr otection pro
ection pro vided b
vided by t
y the r
he r es
estr traint syst
aint syst em
em The
restraint system includes thefo llowing com-
ponents:
R Seat belt system
R Airbags
R Child restraint system
R Child seat secu ring systems
The restraint system can help pr eventtheve hicle
occupants from coming into contact with parts of
th eve hicle interior in theev ent of an accident. In
th eev ent of an accident, there straint system can
also reduce thefo rc es towhich theve hicle occu-
pants are subjected.
A seat belt can only pr ovide the best le vel of pro-
te ction if it is worncor rectl y.Depending on the
de tected accident situation, seat belt tensioners
and/or airbags supplement the pr otection o.ered
by a cor rectly wornseat belt. Seat belt tensioners
and/or airbags are not deplo yed in every acci-
dent. In order
forth ere straint system toprov ide the
intended le vel of pr otection, each vehicle occu-
pant must obser vethefo llowing information:
R Fasten seat belts co rrectl y.
R Sit in an almost up right seat position with their
back against the seat backrest.
R Sit with their feet resting on the 0oor, if possi-
ble.
R Always secure persons under 1.50 m tall in an
additional restraint system suitable for
Mercedes-Benz vehicles.
Ho wever,no system available today can com-
ple tely eliminate injuries and fatalities in every
accident situation. In particular, the seat belt and
airbag generally do not pr otect against objects
penetrating theve hicle from the outside. It is also
not possible tocomple tely rule out therisk of
injury caused bythe airbag deploying. Limit Limit
ations of t
ations of t he prot
he pr otection pro
ection pro vided b
vided by t
y the
he
r
r es
estr traint syst
aint syst em
em &
W
WARNING
ARNING Risk of injury or death due to
modi/cations tothere straint system
Ve hicle occupants may no lon ger be pr otected
as intended if alterations are made tothe
re straint system. #
Never alter the parts of there straint sys-
te m. #
Neverta mp er with the wiring or any elec-
tronic component parts or their soT-
wa re. If it is necessary
tomodify theve hicle toaccom-
modate a person with disabilities, contact a quali-
/ed specialist workshop.
Mercedes-Benz recommends that you use driving
aids which ha vebeen appr ovedfo ryo ur vehicle by
Mercedes-Benz. 46
46
Occupant sa
fety

#
Always ensu rethat all vehicle occupants
ha ve their seat belts fastened co rrectly
and are sitting proper ly.Alw
ays obser vethe inst ructions about the cor rect
driver's seat position and adjusting the seat
(/ page 105).
In order forth e cor rectly wornseat belt toprov ide
th e intended le vel of pr otection, each vehicle
occupant must obser vethefo llowing information:
R The seat belt must not be twisted and must /t
tightly and snugly across the body.
R The seat belt must be routed across the
cent reofthe 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. Neverro 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.
R Never secure objects with a seat belt if the
seat belt is also being used byone of theve hi-
cle's occupants.
Also ensu rethat no objects, e.g. a cushion,
are ever placed between a person and the
seat.
If ch ildren are tr avelling in theve hicle, be sure to
obser vethe inst ructions and saf ety no tes on
"Child ren in theve hicle" (/ page 62).
Alw ays obser vethe inst ructions for loading the
ve hicle when securing objects, lug gage or loads
(/ page 118). Limit Limit
ations of t
ations of t he prot
he pr otection pro
ection pro vided b
vided by t
y the seat
he seat
belt
belt &
W
WARNING
ARNING Risk of injury or death due to
incor rect seat position
The seat belt will not o.er the intended le vel
of pr otection if you ha venot mo vedth e seat
backrest toan almost vertical position.
In particular, you may slip under the seatbelt
and injure yourself. #
Adjust the seat proper lybefore begin-
ning your journe y. #
Always ensu rethat the seat backrest is
in an almost vertical position and that
th e shoulder section of your seat belt is
ro uted across the centre of your shoul-
der. Occupant saf
ety
49
49

&
W
WARNI NG
ARNI NGRisk of injury or dea thwhen
additional restraint systems are not used
fo r persons with a smaller stature
Pe rsons under 1.50 m tall cannot wearthe
seat belt cor rectly without a suitable addi-
tional restraint system. #
Always secure persons under 1.50 m tall
in a suitable restraint system. &
W
WARNING
ARNING Risk of injur y or death due to
damaged or modi/ed seat belts
Seat belts cannot pr ovide pr otection in thefo l-
lowing situations:
R the seat belt is damaged, has been modi-
/ed, is extremely dirty, blea ched or dyed
R the seat belt buckle is damaged or
ex tremely dirty
R modi/cations ha vebeen made tothe seat
belt tensioner, seat belt anchorage or seat
belt retractor
Seat belts may sustain non-visible damage in
an accident, e.g. due toglass splinters. Modi/ed or damaged seat belts could
tear or
fa il in theev ent of an accident, forex ample.
Modi/ed seat belt tensioners could acciden-
ta lly trigger or failto function as intended. #
Never modify the seat belt system, for
ex ample the seat belt, seat belt buckle,
seat belt tensioner, seat belt anchorage
and seat belt retractor. #
Make sure that the seat belts are undam-
aged, not wornand clean. #
Always ha vethe seat belts checked
immediately aTer an accident at a quali-
/ed specialist workshop. Mercedes-Benz
recommends that you use seat
belts which ha vebeen appr ovedfo ryo ur vehicle
by Mercedes-Benz.
The AMG spo rts seat and the AMG Performance
seat are designed forth e standard thre e-point
seat belt. If you /t a di.erent multipoint seat belt,
fo rex ample a four-point seat belt, there straint
system cannot provide the intended le vel of pro-
te ction. Depending on
the type of vehicle, there may be
openings in the seat backrest. These openings
ha ve no function. &
W
WARNI NG
ARNI NGRisk of injury or fatal injury due
to modi/ed seat belt systems
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 the standard thre e-point seat
belt. #
Never modify the seat belt system. &
W
WARNING
ARNING Risk of injury or death from
deplo yedpy rotech nic seat belt tensioners
Pyro tech 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 50
50
Occupant saf
ety

#
Stow objects in a suitable place. #
Only one person should use each seat
belt at any one time. Depending on
the de tected accident situation, the
wind owairbag on the front passenger side may
deplo y.The airbag is deplo yedre ga rdless of
whe ther the front passenger seat is occupied. Pr
ot
Pr otection pro
ection pro vided b
vided b y t
y the airbags
he airbags Depending on
the accident situation, an airbag
may supplement the pr otection o.ered bya cor-
re ctly fastened seat belt. &
W WARNING ARNING Risk of injur y or death due to
an inco rrect seat position
If yo u deviate from the cor rect seat position,
th e airbag cannot per form its intended pr otec-
tive function. Each
vehicle occupant must make sure of the
fo llowing:
R Fasten seat belts co rrectl y.Pregnant
wo men must take particular care toensure
th at the lap belt ne ver lies across the
abdomen.
R Adopt the cor rect seat position and keep
as farawa y 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;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 105). R
Only hold the steering wheel bythe steering
wheel rim. This allo ws 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
ot herwise be in the deployment area of the
airbags.
R The occupants must alw ayske ep their feet on
th e 0oor. Do not put your feet on the cockpit,
fo rex ample. Your feet may otherwise be in the
deployment area of the airbag.
R Ifch ildren are tr avelling in theve hicle, obser ve
th e additional no tes (/ page 62).
R Always st owand secure objects cor rectl y.
Objects in theve hicle interior may pr event an air-
bag from functioning cor rectl y.Each vehicle occu-
pant must alw ays make sure of thefo llowing in
particular:
R There are no people, animals or objects
between theve hicle occupants and an airbag.
R There are no objects between the seat, door
and door pillar (B-pillar). 54 54
Occupant saf
ety

R
There are no ha rdobjects, e.g. coat hangers,
hanging on thegr ab handles or coat hooks.
R There are no accessories, such as mobile navi-
gation devices, mobile phones or cup holders,
within the deployment area of an airbag, e.g.
on the cockpit, on the door, on the side win-
dow or on the side trim.
In addition, no connecting cables, tensioning
straps or retaining straps must be routed or
attached totheve hicle within the deployment
area of an airbag. Alw ays comply with the
accessory manu facturer's ins tallation inst ruc-
tions and, in particular, the no tes on suitable
places for installation.
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. Limit Limit
ations of t
ations of t he prot
he pr otection pro
ection pro vided b
vided by airbags
y airbags &
W
WARNING
ARNING Risk of injury due tomodi/ca-
tions tothe co ver of an airbag
If yo u modify the co ver of an airbag or a1x
objects such as stic kers to it,the airbag can
no longer function as intended. #
Never modify the co ver of an airbag. #
Do not attach any objects tothe co ver. The installation location of an airbag is identi/ed
by the AIRB AGsymbol (/ page 53).
Objects in the deployment area of an airbag may
pr ev ent the airbag from functioning cor rectl y. &
W
WARNI NG
ARNI NGRisk of injury from objects in
th e deployment area of an airbag
Objects in the deployment area of an airbag
can hinder or pr event the cor rect deployment
of the airbag.
The airbag may then deploy in an uncontrolled
manner and may even cause additional inju-
ri es totheve hicle occupants bydeploying. This may be
the case in particular if the airbag
is integ rated into the seat. #
Always st owand secure objects cor-
re ctl y. #
Before commencing your journe y,make
sure that no objects are st owed in the
deployment area of an airbag. &
W
WARNING
ARNING Risk of inju ryor death due to
th e use of unsuitable seat co vers
Due tounsuitable seat co vers,th e airbags
cannot pr otect vehicle occupants as intended.
In addition, the operation of the automatic
front passenger airbag shuto. could be
re stric ted. #
You should only use seat co vers that
ha ve been appr oved forth e cor respond-
ing seats byMercedes-Benz. Occupant sa
fety
55
55

bag. The
PASSENGER AIR BAG OFF indicator la mp
may be lit continuously or be o..
If th ePA SSENGER AIR BAG OFF indicator la mp
and the6 restraint system warning lamp light
up simultaneousl y,the front passenger seat may
not be used. Also in this case, do not /t a child
re straint system tothe front passenger seat. Ha ve
th e automatic front passenger airbag shuto.
ch ecked and repaired immediately at a quali/ed
specialist workshop.
S S t
tatus display
atus display
If th e front passenger seat is occupied, ensure,
bo th before and during the journe y,that the sta-
tus of the front passenger airbag is cor rect forthe
cur rent situation.
ATer
ATer /tting
/tting a r
a rearw
earw ar
ard-f
d-f acing c
acing c hild r
hild res
estrtraint sy
aint sy s-
s-
t
t em t
em t o t
o the fr
he fr ont passeng
ont passeng er seat
er seat::PA SSENGER AIR
BAG OFF must be lit continuous ly. &
W
WARNI NG
ARNI NGRisk of injury or dea thwhen
using a rear wa rd-facing child restraint sys-
te m while the front passenger airbag is
enabled
If yo u secure a child in a rear wa rd-facing child
re straint system on the front passenger seat
and thePA SSENGER AIR BAG OFF indicator
la mp is o., the front passenger airbag can
deploy in theev ent of an accident.
The child could be struck bythe airbag. #
Always ensu rethat the front passenger
airbag is disabled. The PASSENGER AIR
BAG OFF indicator la mpmust be lit. #
NEVER use a rear wa rd-facing child
re straint system on a seat wi than ENA-
BLED FRONT AIR BAG. This can result in
th e DEATH of or SERIOUS INJURY tothe
CHILD. When /tting a
child restraint system tothe front
passenger seat, obser vetheve hicle-speci/c infor-
mation (/ page 77).
Depending on thech ild restraint system and the
stature of thech ild, thePA SSENGER AIR BAG OFF indicator la
mpmay be o.. In this case, do not /t
th ere ar wa rd-facing child restraint system tothe
front passenger seat.
Instead, /t there ar wa rd-facing child restraint sys-
te m to a suitable rear seat.
ATer
ATer /tting /tting a f
a forw
orw ar
ard-f
d-f acing c
acing c hild r
hild res
estr
traint sy
aint sy s-
s-
t
t em t
em t o t
o the fr
he fr ont passeng
ont passeng er seat
er seat::depending on the
ch ild restraint system and the stature of thech ild,
PA SSENGER AIR BAG OFF may be lit continuous ly
or be o.. Alw ays obser vethefo llowing informa-
tion. &
W
WARNING
ARNING Risk of injury or death due to
incor rect positioning of thefo rw ard-facing
ch ild restraint system
If yo u secure a child in a forw ard-facing child
re straint system on the front passenger seat
th at is positioned too close tothe cockpit, in
th eeve nt of an accident, thech ild could:
R come into contact with theve hicle interior
if th ePA SSENGER AIR BAG OFF indicator
la mp is lit, forex ample
R be st ruck bythe airbag if thePA SSENGER
AIR BAG OFF indicator la mpis o.. 58
58
Occupant saf
ety

Syst
Syst
em limits
em limits
The system will not initia teany action in thefo l-
lowing situations:
R when reve rsing
or
R when theve hicle is towing a trailer and there
is a risk of a rear impact
The system will not initiate any braking application
in thefo llowing situations:
R whilst driving
or
R when entering or exiting a parking space while
using Active Parking Assist F F
unction of PRE-S
unction of PRE-S AFE
AFE®
®
Im
Im pulse Side
pulse Side If an imminent side impact is de
tected, PRE-
SA FE®
Impulse Side can pre-em ptively mo vethe
front seat vehicle occupant's upper body towa rds
th e centre of theve hicle. It does this by rapidly
in0ating an air cushion in the outer seat side bol-
ster of the seat backrest on the side on which theimpact is anticipated. This increases
the distance
between the door and theve hicle occupant.
If PRE-SAFE ®
Impulse Side has been deplo yed or
is faulty, thePRE-SAFE impulse side inoperative
See Owner's Manual(/ page 407) display mes-
sage appears. Saf
Saf
el
ely tr
y tr anspor
anspor ting c
ting childr
hildr en in t
en in t he v
he vehicle
ehicle Alw
ay
Alw ays observ
s observ e when c
e when c hildr
hildren ar
en ar e trav
e tr avelling in t
elling in t he
he
v
v ehicle
ehicle %
Also strictly obser vethe saf ety no tesfo rthe
speci/c situation. In this wa yyo u can recog-
nise po tential risks and avoid dangers if chil-
dren are tr avelling in theve hicle
(/ page 62).
Be dilig
Be dilig ent
ent
Bear in mind that negligence when securing a
ch ild in thech ild restraint system ma y haveseri-
ous conse quences. Alw ays be dili gent in securing
a ch ild carefully before every journe y.
Ne ver allow babies and children totrave l sitting
on the lap of ano ther vehicle occupant. To
impr oveprotection forch ildren younger than
12 years old or under 1.50 m in height,
Mercedes-Benz recommends you obser vethefo l-
lowing information:
R Always secure thech ild in a child restraint sys-
te m suitable forth is Mercedes-Benz vehicle.
R The child restraint system must be appropria te
to the age, weight and size of thech ild.
R The vehicle seat must be suitable for /tting a
ch ild restraint system (/ page 66).
Ac cident statistics show that children secured on
th ere ar seats are generally sa ferth an children
secured on the front seats. Forth is reason,
Mercedes-Benz st rongly advises that you /t a
ch ild restraint system toare ar seat.
The g
The g ener eneric t
ic ter
erm c
m c hild r
hild r es
estr
traint syst
aint syst em
em
The generic term child restraint system is used in
th is Owner's Manual. A child restraint system is,
fo rex ample:
R a baby car seat
R are ar wa rd-facing child seat
R afo rw ard-facing child seat Occupant saf
ety
61
61