2021 MERCEDES-BENZ AMG GT COUPE brake

The
tool bag contains:
R Jack
R Wheel wrench
R Centring pin
R Folding chock
R Ratchet for jack Plug-in h
Plug-in h
ybr
ybrid
id The tyre-change
tool kit is located under the load
compartment 0oor. 1
Wheel wrench
2 Centring cap
The jack is in bag 3onthe load compartment
0oor. Pr
Pr
epar
epar ing t
ing the v
he vehicle f
ehicle f or a wheel c
or a wheel c hange
hange R R
eq eq uir
uir ements:
ements:
R The vehicle is not on a slope.
R The vehicle is on solid, non-slippery and le vel
gr ound.
R The requ ired tyre-change tool kit is available.
% Ifyo ur vehicle is not equipped with the tyre-
ch ange tool kit, consult a quali/ed specialist
wo rkshop to/nd out about sui table tools. #
Apply the electric parking brake manuall y. #
Movethe front wheels tothe straight-ahead
position. #
ShiT the transmission toposition j. #
Switch o. theve hicle. #
Make sure that theve hicle cann otbe star ted. #
Place choc ks orother suitable items under the
front and rear of the wheel that is diagonal ly
opposite the wheel you wish tochange. #
Remo vethe hub caps if necessary
(/ page 381). #
Raise theve hicle (/ page 381). 380
380
Wheels and tyres

Ru
les of conduct when theve hicle is raised:
R Never place your hands or feet under theve hi-
cle.
R Never lie under theve hicle.
R Do not start theve hicle and do not release the
electric parking brake.
R Do not open or close any doors or theta ilgate. #
Using the wheel wrench, loosen the wheel
bolts on the wheel you wish tochange by
about one full turn. Do not unscr ewthe
scr ews comple tely. Po
sition of jack support points &
W
WARNING
ARNING Risk of injury from inco rrect
positioning of the jack
If yo u do not position the jack cor rectly at the
appropriate jacking point of theve hicle, the
jack could tip wi th theve hicle raised. #
Only position the jack at the appropriate
jacking point of theve hicle. The base of
th e jack must be positioned vertically
under the jacking point of theve hicle. 382
382
Wheels and tyres

*
N
N O
OTE
TE Vehicle damage from the jack If
yo u do not position the jack cor rectly at the
appropriate jack support point of theve hicle,
th e jack could tip over with theve hicle raised. #
The jack is designed exclusively for jac k-
ing up theve hicle at the jack support
points. #
Take thera tchet out of the tyre-change tool kit
and place it on the he xagon nut of the jack so
th at the letters "AUF" are visible. #
Position support 2of jack 4on jack sup-
port point 1. #
Turn ratchet 3clockwise until support 2
sits comple tely on jack support point 1and
th e base of the jack lies evenly on thegr ound. #
Turn ratchet 3until the tyre is raised a maxi-
mum of 3 cm from thegr ound. #
Loosen and remo vethe wheel (/ page 383). R
R
emo
emo ving a wheel
ving a wheel R R
eq eq uir
uir ements:
ements:
R The vehicle is raised (/ page 381).
V
V ehicles wit
ehicles wit h AMG cer
h AMG cer amic high-perf
amic high-perf or
ormance
mance
com
com posit
posit e br
e braking syst
aking syst em:
em:
* NO
NOTE
TEDamage tothe ceramic-brake disc
when changing a wheel Mer
Mer
cedes-
cedes- AMG v
AMG vehicles wit
ehicles wit h cer
h ceramic-br
amic-br ak
ake
e
discs:
discs: during remo val and repositioning of the
wheel, the wheel rim can st rike the ceramic-
brake disk and damage it. #
Take particular care. #
Ask ano ther person for assistance or use
a second centring pin. When
changing a wheel, avoid applying any force
to the brake discs, as this could impair the le vel of
comfort when braking. Wheels and tyres
383
383

*
N
NO
OTE
TE Damage tothre ading from dirt on
wheel bolts #
Do not place wheel bolts in sand or on a
dirty sur face. #
Unscr ewthe uppermost wheel bolt com-
ple tely. #
Screw cent ring pin 1into theth re ad ins tead
of the wheel bolt. #
Unscr ewthere maining wheel bolts com-
ple tely. #
Remo vethe wheel. F F
itting a ne
itting a ne w wheel
w wheel R R
eq eq uir
uir ements:
ements:
R The wheel tobe changed is remo ved and the
cent ring pin is sc rewe d in (/ page 383). &
W
WARNING
ARNING Risk of accident from losing a
wheel
Oiled or greased wheel bolts can cause the
wheel bolts tocome loose, as too can dam-
aged wheel bolts or wheel hub thre ads. #
Never oil or grease theth re ads. #
Intheev ent of damage totheth re ads,
contact a quali/ed specialist workshop
immediatel y. #
Have the damaged wheel bolts or dam-
aged hub thre ads replaced. #
Do not continue driving. #
Obser vethe information on thech oice of tyres
(/ page 375).
Fo r tyres with a speci/ed direction of rotation, an
ar ro w on the side wall of the tyre indicates thecor
rect direction of rotation. Obser vethe direc-
tion of rotation when /tting.
V
V ehicles wit
ehicles wit h AMG cer
h AMG cer amic high-perf
amic high-perf or
ormance
mance
com
com posit
posit e br
e braking syst
aking syst em:
em:
* NO
NO TE
TEDamage tothe ceramic brake disc
when changing a wheel Mer
Mer
cedes-
cedes- AMG v
AMG vehicles wit
ehicles wit h cer
h ceramic br
amic br ak
ake
e
discs:
discs: during remo val and repositioning of the
wheel, the wheel rim can st rike the ceramic-
brake disc and damage it. #
Take particular care. #
Ask ano ther person for assistance or use
a second centring pin. *
N
NOOTE
TE Damage tothe wheels' plastic ele-
ments when changing a wheel Plastic elements on wheels may be damaged
when removing and repositioning the wheel. #
Do not raise the wheels bythe plastic
elements when removing and reposition-
ing. 384
384
Wheels and tyres

#
Dispose of operating 0uids in an environ-
mentally responsible manner. Operating 0uids include
thefo llowing:
R fuels
R lubricants
R coolant
R brake 0uid
R windscreen washer 0uid
R climate cont rol system refrigerant
Only use products appro vedby Mercedes-Benz.
Damage caused bythe use of products that ha ve
not been app rove d is not co veredby the
Mercedes-Benz warranty or goodwill gestu res.
The operating 0uids appr ovedby Mercedes-Benz
can be identi/ed bythefo llowing inscriptions on
th e container:
R MB-F reigabe (e.g. MB-F reigabe 229.51)
R MB-Appr oval (e.g. MB -Appr oval 229.51) Fu
rther information on appr oved operating 0uids:
R inthe Mercedes-Benz Speci/cations for Oper-
ating Fluids byentering the designation
- at https://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo App
R Ata quali/ed specialist workshop &
W WARNING
ARNING Risk of /re or explosion from
fuel
Fu els are highly 0ammable. #
Fire , naked 0ames, smoking and creating
spar ksmust be avoided. #
Before and during refuelling, switch o.
th eve hicle and, if /tted, the stationary
heater. &
W
WARNING
ARNING Risk of injury from fuels
Fu els are poisonous and hazardous toyour
health. #
Do not swallow fuel or let it come into
contact with skin, eyes or clo thing. #
Do not inhale fuel vapour. #
Keep children away from fuel. #
Keep doors and windo wsclosed during
th ere fuelling process.
If yo u or other people come into contact with
fuel, obser vethefo llowing: #
Immediate lyrinse fuel o. your skin with
soap and water. #
If fuel comes into contact with your eyes,
immediately rinse them thoroughly with
clean water. Seek medical at tention
immedia tely. #
Ifyo u swallow fuel, seek medical atten-
tion immediatel y.Do not induce vomit-
ing. #
Change immediately out of clo thing that
has come into contact with fuel. Flexible-fuel
vehicles can be refuelled wi th thefo l-
lowing fuel types:
R unleaded petrol
R E85 fuel 392 392
Te
ch nical data

&
W
WARNI NG
ARNI NGRisk of an accident due to
va pour poc kets form ing in the brake sys-
tem
The brake 0uid constantly absorbs moisture
from the air. This lo wersthe boiling point of
th e brake 0uid. If the boiling point is too lo w,
va pour poc kets may form inthe brake system
when the brakes are applied hard.
This impairs the braking e.ect. #
Have the brake 0uid rene we d at the
speci/ed inter vals. Ha
ve the brake 0uid regula rly re placed at a quali-
/ed specialist workshop.
Only use a brake 0uid appr ovedby Mercedes-
Benz according toMB-F reigabe or MB-Appr oval
331.0. Coolant
Coolant
N
No
ot
tes on coolant
es on coolant
Obser vethe no tes on operating 0uids
(/ page 391). &
W
WARNING
ARNING Risk of /re‑ and injury from
antif reeze
If antifreeze comes into contact with hot com-
ponent parts in the engine compartment, it
may ignite. #
Allow the engine tocool down before
yo uto p up the antifreeze. #
Make sure that no antif reeze spills out
next tothe /ller opening. #
Thoroughly clean the antifreeze from
component parts before starting the
ve hicle. *
N
NOOTE
TE Damage caused byincor rect cool-
ant #
Only use coolant that has been premixed
with there qu ired antifreeze pr otection.
Information on coolant is available at thefo l-
lowing locations:
R Inthe Mercedes-Benz Speci/cation for
Operating Fluids 320.1 -
Athttps://be vo.mercedes-benz.com
- Inthe Mercedes-Benz BeVo App
R Ataqu ali/ed specialist workshop *
N NOOTE TE Overheating at high outside temp er-
atures If an inappropriate coolant is used,
the engine
cooling system is not su1ciently pr otected
against overheating and cor rosion at high out-
side temp eratures. #
Only use coolant appr ovedfor
Mercedes-Benz. #
Obser vethe inst ructions in the
Mercedes-Benz Speci/cations for Oper-
ating Fluids 320.1. Ha
ve the coolant regula rly re placed at a quali/ed
specialist workshop.
Proportion of antif reeze concentrate in the engine
cooling system:
R A minimum of 50% (antifreeze pr otection down
to about -37°C) 398
398
Te
ch nical data

V
V
ehicle
ehicle Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
d
Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle in a ready-to-drive state. #
Get out of theve hicle, secure it against rolling away and take theke y with you. #
Ifyo u do not lea vetheve hicle, switch o. the electrical consumers, e.g. the seat heating. Otherwise, the 12‑V bat-
te ry may dischar geand starting the engine may be possible only with the help of a second battery (jump start).
ï
Operation only possible in
transmission position P *T
he ball neck will not swivel because transmission position h,kor neutral iis selected. #
Depress the brake pedal. #
Engage park position j.
ï Trailer coupling extending… *T
he ball neck is retracting/extending.
Do not attem pttospeed up, slow down or initiate the swivel mo vement using your hand, foot or other aids. During the
swivel mo vement, do not couple a trailer.
When the ball neck has reached an operational position, the display message will disappear. 426 426
Display messages and
warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
8
Reserve fuel level *T
he fuel supply has dropped into there ser verange. #
Refuel. T
T
r
ransmission
ansmission Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
Only select Park (P) when
vehicle is stationary *I
t is possible toselect the park position jonly if theve hicle is stationar y. #
Depress the brake pedal tostop. #
ShiT the transmission topark position jwhen theve hicle is stationar y.
Apply brake to deselect
Park (P) position *Y
ou ha veattem pted toshiT the transmission out of park position jand into ano ther transmission position. #
Depress the brake pedal. #
Select transmission position h,kor neutral i.
To shift out of P or N,
depress brake and start
engine *Y
ou ha veattem pted toshiT the transmission out of park position jor neutral iand into ano ther transmission posi-
tion. #
Depress the brake pedal. #
Start theve hicle. 436 436
Displ
aymessages and warning/indicator lamps