2018 MERCEDES-BENZ AMG GT R-ROADSTER brakes

Ac
tivating/deactivating the HOLD function &
WARNING Risk of an accident due tothe
HOLD function being activated when you
lea vetheve hicle
If yo u lea vetheve hicle while only the HOLD
function is braking theve hicle, theve hicle
can rollaw ay inthefo llowing situations:
R Ifth ere is a malfunction in the sy stem or
in the po wer supp ly.
R Ifth e HOLD function is deactivated by
depressing the accelera tor pedal or brake
pedal, e.g. byave hicle occupant. #
Alw ays deactivate the HOLD function
and secure theve hicle against rolling
aw ay before leaving theve hicle. *
NO
TEDama gefrom auto matic braking If one of
thefo llowing functions is switched
on, theve hicle brakes automatically in cer‐
ta in situations:
R Active Brake Assi st
R Active Dis tance Assi stDISTRONIC
R HOLD function
R Active Parking Assist
To avo id damage totheve hicle, deactivate
th ese sy stems in thefo llowing or similar sit‐
uations: #
During towing #
In a car wash Re
quirements:
R The vehicle is stationar y.
R The driver's door is closed or the seat belt on
th e driver's side is fastened.
R The engine is running or has been au tomati‐
cally switched off bythe ECO start/ stop
function. R
The electric parking brake is released.
R Active Dis tance Assi stDISTRONIC is deacti‐
va ted.
R The transmission is in position h,kori.
Ac tivating the HOLD function #
Dep ress the brake pedal and af ter a short
time quickly depress fur ther until theë
display appears in the multifunction displa y. #
Release the brake pedal.
Deactivating the HOLD function #
Depress the accelerator pedal topull away.
or #
Depress the brake pedal until theë dis‐
play disappears from the multifunction dis‐
pla y.
The HOLD function is deactivated in thefo llow‐
ing situations:
R Active Dis tance Assi stDISTRONIC is acti va‐
te d.
R The transmission is switched toposition j. 15 2
Driving and pa rking

Count
ryRadio equipment appr oval
number
Ukraine GG4T UK.TF
DG6W2D4
UA
. TR.nnn
Co rax 3 109 Count
ryRadio equipment appr oval
number
United
Arab Emi‐
ra tes TRA
REGISTERED NO: ER57985/17
REGISTERED NO: ER960528
DEALER NO:
DA00470 74
REGI STERED NO: ER37066/ 15
DEALER NO: DA00470 74/10
Vi etnam Schrader Electronics Ltd.
Model: GG4T
No: C0
17019101 7AF04A2
Model: DG6S2D4
No: C00 78070518 AF04A2 Wheel
change Note
s on selecting, fitting and replacing
tyres Yo
u can ask for information rega rding permit ted
wheel/tyre combinations at a Mercedes-Benz
Service Cent re. &
WARNING Risk of accident due toincor‐
re ct dimensions of wheels and tyres
If wheels and tyres of the wrong size are
used, the wheel brakes or wheel suspension
components may become damaged. #
Alw aysre place wheels and tyres with
th ose that fulfil the specifications of the
original part.
When replacing wheels, make sure tofit the
cor rect:
R Designation
R Type 352
Wheels and tyres

R
Vehicles with a tyre pressure monitoring
sy stem: allfitted wheels mu stbe equipped
with functioning sensors forth e tyre pres‐
sure monitoring sy stem.
R Attemp eratures below 7 °C, use winter tyres
or all-season tyres mar ked M+S for all
wheels.
Wi nter tyres bearing thei snowflake
symbol in addition tothe M+S marking pro‐
vide the best possible grip in wintry road
conditions.
R For M+S tyres, only use tyres with the same
tread.
R Obser vethe maximum permissible speed for
th e M+S tyres fitted.
If th is is below theve hicle's maximum speed,
th is must be indicated byan appropriate
label in the driver's field of vision.
R Run in new tyres at moderate speeds forthe
fi rs t10 0 km.
R Replace the tyres af ter six years at the latest,
re ga rdless of wear. R
When replacing with tyres that do not
fe ature run-flat characteristics: vehicles
with MOExtended tyres are not equipped
with a TIREFIT kit at thefa ctor y.Equip the
ve hicle with a TIREFIT kit af terre placing with
tyres that do not feature run-flat characteris‐
tics, e.g. winter tyres.
% You can permanently limit the maximum
ve hicle speed for driving with winter tyres
(/ page 146).
Fo r more information on wheels and tyres, con‐
ta ct a qualified specialist workshop.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (/ page 345)
R Tyre pressure table (/ page 346) Note
s on inter changing wheels &
WARNING Risk of inju rythro ugh dif fer‐
ent wheel sizes
Inter changing the front and rear wheels if the
wheels or tyres ha vediffere nt dimensions
may se verely impair the driving characteris‐
tics.
The disk brakes or wheel suspension compo‐
nents may also be damaged. #
Rotate front and rear wheels on lyifthe
wheels and tyres are of the same
dimensions. Inter
changing the front and rear wheels if the
wheels or tyres ha vediffere nt dimensions can
re nder thege neral operating pe rmit in valid.
The wear pat tern s on the front and rear wheels
dif fer:
R Front wheels wear more on the shoulder of
th e tyre
R Rear wheels wear more in the cent reofthe
tyre Wheels and tyres
355

*
NO
TEEngine dama gecaused byan
incor rect oil filter, incor rect oil or addi‐
tives #
Do not use engine oils or oil filters
which do not cor respond tothe specifi‐
cations explicitly prescribed forthe
service inter vals. #
Do not alter the engine oil or oil filter in
order toachie velonger change inter vals
th an presc ribed. #
Do not use additives. #
Have the engine oil rene we d at regular
inter vals. Mercedes-Benz
recommends that you ha vethe
oil change car ried out at a qualified specialist
wo rkshop.
Only Mercedes-Benz appr oved engine oils may
be used in Mercedes-Benz engines.
Fu rther information on engine oil and oil filters is
av ailable at thefo llowing locations:
R inthe Mercedes-Benz Specifications for
Operating Fluids byentering the designation -
at http://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop
Pet rol engines: for cer tain countries, dif fere nt
engine oils can be used in conjunction wi th
re duced maintenance inter vals.
% Further information on dif fere nt engine oils
can be ob tained at a qualified specialist
wo rkshop.
Quality and capacity of engine oil
MB-F reigabe or MB-Appr oval Pe
trol engine sM B-Freigabe or MB-
Appr oval
All models 229.5, 229.51 If
th e engine oils lis ted in theta ble are not avail‐
able, you may add a maximum of 1.0 litr e ofthe
fo llowing engine oils once onl y.
To be used once only when the engine oil is not
av ailable:
R MB- Freigabe or MB-Appr oval 229.1 R
Onlyuse SAE 0W-40 or SAE 5W-40 viscosity
class engine oils
The following values referto an oil change,
including the oil filter.
Re placement amount Mode
lR eplacement
amount
All model s7 .0 litres Note
s on brake fluid Obser
vethe no tes on operating fluids
(/ page 366). &
WARNING Risk of an accident due to
va pour poc kets form ing in the brake sys‐
tem
The brake fluid cons tantly absorbs moi sture
from the air. This lo wersthe boiling point of
th e brake fluid. If the boiling point is too lo w,
va pour poc kets may form inthe brake sys‐
te m when the brakes are applied hard. 37 0
Tech nical da ta

Instrument display
Superspo
rtsetting If
yo u select the supersport display setting, the
positions of the indicator lamps on the instru‐
ment display will change.
Wa rning and indicator lamps:
L Low beam (/
page 98)
T St
anding lights (/ page 98)
K High beam (/
page 99)
#! Tu
rn signal indicators (/ page 99)
R Re
ar fog light (/ page 98)
6 Re
stra int sy stem (/ page418)
ü Seat belt not
fastened (/ page 423)
J Brakes (yellow) (/
page418)
J Brakes (red) (/
page 418)
! Electric pa
rking brake (yellow)
(/ page 418)
! Electric parking brake (red)
(/
page 418)
! ABS malfunction (/
page 418) ÷
ESP®
(/ page 418)
å ESP®
OFF (/ page 418)
Æ ESP®
SPO RT (/page 418)
L Distance warning (/ page 424)
Ù Powe r-assis tedsteering malfunction
(/ page 430)
ä AMG RIDECONTROL malfunction
(/ page 424)
; Engine diagnostics (/
page 425)
# Electrical
fault (/ page 425)
8 Fu
elreser vewith fuel filler cap loca‐
tion indicator (/ page 425)
? Coolant
too hot/cold (/ page 425)
h Ty
re pressure monitor (/ page 428) Display messages and
warning/indicator lamps 417

Blue
tooth ®
............................................... 206
Information .......................................... 205
Setting up an Internet connection ....... 272
Switching on/off ................................. 206
Switching profile (DUN/PAN) .............. 273
Blue tooth ®
audio
Ac tivating ............................................ 291
De-authorising (de-regis tering) the
device .................................................. 292
Information .......................................... 289
Overview .............................................2 90
Sear ching for a track ........................... 292
Sear ching for and auth orisingthe
device .................................................. 291
Selecting a media pla yer ..................... 292
Boost pressure (on-board computer,
Pe rformance menu) ................................ .174
Boot lid see Tailgate
Brake Assist Sy stem
see BAS (Brake Assi stSystem)
Brake fluid
No tes ................................................... 370Brake
forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 14 0
Brakes ABS (Anti-lo ckBraking Sy stem) ........... 13 6
Ac tive Brake Assi st.............................. 14 0
Ad aptive brake lights .......................... .142
AMG ceramic high-per form ance
composite brake sy stem ......................1 17
BA S (Brake Assi stSystem) .................. 137
Driving tips ........................................... 11 5
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 14 0
HOLD function .................................... .151
Limited braking ef fect (salt-trea ted
ro ads) .................................................. .115
New/replaced brakepads/brake
discs .................................................... 11 4
Ru nning-in no tes ..................................1 14
Braking assistance see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 14
To w- starting ........................................ .341
To wing away ........................................ 338 Tr
ansporting theve hicle ......................3 39
Wheel change ...................................... 356
Breakdown see Flat tyre
Breakdown assistance call see Mercedes me connect
Bu rm ester ®
high-end 3D sur round
sound sy stem
Ad justing the balance/fader ............... 306
Ad justing the sound optimisation ........ 306
Ad justing treble, mid-range and bass
settings ............................................... 305
Au tomatic volume adjustment ............ .305
Calling up the sound menu .................. 305
Information .......................................... 305
Selecting the sound profile .................. 306
Burmes ter®
sur round sound sy stem .....3 04
Ad justing the balance/fader ............... 305
Ad justing the sound focus ................... 305
Ad justing treble, mid-range and bass
settings ............................................... 304
Au tomatic volume adjustment ............ .304
Calling up the sound menu .................. 304
Information .......................................... 304 Index
435