2018 MERCEDES-BENZ AMG GT COUPE engine coolant

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 93)
T St
anding lights (/ page 93)
K High beam (/
page94)
#! Tu
rn signal indicators (/ page94)
R Re
ar fog light (/ page 93)
6 Re
stra int sy stem (/ page413)
ü Seat belt not
fastened (/ page418)
J Brakes (yell
ow) (/ page 413)
J Brakes (red) (/
page 413)
! Electric pa
rking brake (yellow)
(/ page 413)
! Electric pa
rking brake (red)
(/ page 413)
! ABS malfunction (/
page413) ÷
ESP®
(/ page 413)
å ESP®
OFF (/ page 413)
Æ ESP®
SPO RT (/page 413)
L Distance warning (/ page419)
Ù Powe r-assis tedsteering malfunction
(/ page 425)
ä AMG RIDECONTROL malfunction
(/ page 419)
; Engine diagnostics (/
page 420)
# Electrical
fault (/ page 420)
8 Fu
elreser vewith fuel filler cap loca‐
tion indicator (/ page 420)
? Coolant
too hot/cold (/ page 420)
h Ty
re pressure monitor (/ page 423)412
Displaymessa ges and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
8 Fu elreser ve wa rning lamp The
yellow fuel reser vewarning lamp is lit while the engine is running.
The fuel supply has dropped into there ser verange. #
Refuel.
?
Coolant warning lamp The
red coolant warning lamp is lit while the engine is running.
Po ssible causes:
R The temp erature sensor is malfunctioning
R The coolant le vel is too low
R The air supply tothera diator is obstructed
R The radiator fan is faulty
If th ere is an additional warning tone, the coolant temp erature has exceeded 120 °C. &
WARNING Danger of bu rns when opening the bonn et
If yo u open the engine bonn etwhen the engine has overheated or during a fire inthe engine compartment, you
could come into contact wi thhot gases or other escaping operating fluids. #
Before opening the bonn et, allow the engine tocool down. #
Intheeve nt of a fire inthe engine compartment, keep the engine bonn etclosed and call thefire service. Display messages and
warning/indicator lamps 421

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions #
Stop theve hicle immediately, paying attention toroad and traf fic conditions, and switch off the engine. Do not con‐
tinue driving under any circums tances. #
Obser vethe messages on the multifunction displa y.
If th e coolant temp erature display is at the lo wer end of thete mp erature scale: #
Consult a qualified specialist workshop.
or #
Exit theve hicle and keep a safe dis tance from it until the engine has cooled down. #
Check the coolant le vel (/ page 307). #
Make sure that the air supply tothera diator is not obstructed. #
Avoiding high loads on the engine, drive tothe nearest qualified specialist workshop. In doing so, ensure that the
coolant temp erature display remains below 120 °C. 422
Displaymessa ges and warning/indicator lamps

Importing (o
verview) ............................ 24 9
Information ..........................................2 48
Making a call ....................................... 24 9
Na me form at ...................................... .248
Options ................................................ 24 9
St oring .................................................2 49
Controller Operating ............................................. 191
Con venience closing ................................. 68
Con venience opening ................................ 68
Coolant (engine) Check le vel .......................................... 307
No tes .................................................. 365
Copyright ................................................... 26
Crosswind Assist Function/no tes ................................... 13 5
Cruise control .......................................... 13 8
Ac tivating ............................................ 13 9
Buttons ................................................ 13 9
Calling up a speed .............................. .139
Deactivating ........................................ 13 9
Fu nction .............................................. 13 8
Re quirements ...................................... 13 9Selecting .............................................
13 9
Setting a speed ................................... 13 9
St oring a speed ................................... 13 9
Sy stem limitations ...............................1 38
Cup holder ................................................. 88
Fitting/removing (centre console) ......... 88 D
Damage de tection (pa rked vehicle) .......129
Dashboard see Cockpit
Data acquisition Vehicle ................................................... 24
Data import/export ................................ 204
Fu nction/no tes ................................... 204
Importing/exporting ........................... 204
Data storage
Electronic control units .......................... 24
Online services ...................................... 25
Ve hicle ................................................... 24
Date Setting the time and date automati‐
cally ..................................................... 19 8Deactivating
the ala rm(ATA ).................... 71
Deale rship
see Qualified speciali stwo rkshop
Declaration of conformity Electromagnetic compatibility ............... 20
Jack .......................................................21
TIREFIT kit ..............................................21
Wi reless vehicle components ................20
Decorative foil (cleaning instructions) ..312
Designs Menu (on-board co mputer) .................. 16 6
Destination .............................................. 228
Editing intermediate destinations ........ 218
Editing the pr evious destinations ........ 229
Ex tern al .............................................. .229
Saving (cur rent vehicle position) ......... 228
Saving as global favo urite .................... 229
St oring a map position ........................ 229
Destination entry .....................................2 14
Entering 3 wordaddresses .................. 219
Entering a POI or address .................... 214
Entering an intermedia tedestination ...2 18
Entering geo-coordinates ..................... 219
Selecting a contact .............................. 219 Index
433

4Check eng. oil le
v.when next
re fuelling ............................................. 394
hChe cktyre(s) ............................... 398
?Coolant Stop vehicle Switch
engine off ............................................ 391
Cruise contro l and Limiter inope ra‐
tive ...................................................... 387
Cruise control inope rative ................... 387
Cruise control off ................................ 387
!cu rrently unavailable See Own‐
er's Manual .......................................... 376
÷ currently una vailable See Own‐
er's Manual ........................................ .370
Electronic rear axle dif fere ntial lo ck
cur rently una vailable .......................... .404
Electronic rear axle dif fere ntial lo ck
inope rative .......................................... 404
5Engine oil le vel cannot be
measured ............................................ 392
4Engine oil le velRe duce oil le vel...3 92 4Engine oil le
velSt op vehicle
Switch engine off ................................ 393
4Engine oil pressure Stop Switch
off engine ............................................ 393
Fa ult Drive at max. 80 km/h ...............385
6Fr ont left malfunction Consult
wo rkshop (Example) ............................3 81
Fr ont-passenger airbag disabled See
Owner's Manual ..................................3 80
Fr ont-passenger airbag enabled See
Owner's Manual ..................................3 79
b Hazard warning lamps mal‐
functioning .......................................... .410
! inope rative See Owner's Man‐
ual ....................................................... 377
÷ inope rative See Owner's Man‐
ual ....................................................... 378
T inope rative See Owner's Man‐
ual ....................................................... .374
G Inoperative .................................. 381 ÂInsert
key .................................... 402
ÁKe y not de tected (red displ ay
messa ge).............................................4 02
ÁKe y not de tected (white dis‐
pl ay messa ge).....................................4 03
bLeft dipped beam (Example) ....... 409
6Left wind owbag malfunction
Consult workshop (Example) ...............378
Limiter inoperative .............................. 387
Limiter passive .................................... 387
bMalfunction See Owner's Man‐
ual ....................................................... 409
ðMaximum speed exceeded ..........3 88
Mercedes me connect Services limi‐
te d See Owner's Manual ...................... 381
N permanently active Risk of vehicle
ro lling .................................................. 395
çOff .............................................. .385
ëOff ............................................... 384 Index
435

Only select
Park (P) when vehicle is
st ationary ............................................ 396
!Pa rking brake See Owner's
Manual ................................................ .371
K Please check direction of tr avel ...... 381
PRE-SAFE inoperative See Owner's
Manual ................................................ 380
RACE START cancelled ........................ 388
RACE START not possible See Own‐
er's Manual ......................................... 389
Ra dar sensors dirty See Owner's
Manual ................................................ 375
Ð Rear axle steering cur rently
una vailable .......................................... 404
ÐRe ar axlesteering Malfunction
Vi sit workshop .....................................4 04
Re ar spoiler control sy stem inopera‐
tive ...................................................... 405
Re ar spoiler inoperative Limit XXX
mp h..................................................... 404 hRe
ctify tyre pressure ................... 399
Re duce speed ...................................... 401
!Re lease parking brake .................373
Á Replace key ................................ .402
8Re servefuel le vel........................ 392
6Re stra int sys. malfunction Con‐
sult workshop ...................................... 382
Re versing not poss. Consult work‐
shop ....................................................3 96
Risk of vehicle rolling Driver door
open and transmission not in P ...........396
#See Owner's Manual ................... 389
Speed limit (winter tyres) XXX km/h ... 388
Spoilers extended Caution, reduced
ground clearance ................................ 406
ÙSt eering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 407
ÙSt eering malfunction Stop
immediately See Owner's Manual .......407 St
op vehicle Lea veengine running
Wa itTransmission cooling ...................395
#St opvehicle Lea veengine run‐
ning ..................................................... 389
#St opvehicle See Owner's Man‐
ual .......................................................3 90
çsuspended .................................. 386
bSwitch off lights .......................... 409
bSwitch on headla mps.................. 409
To shift out of P or N,depress brake
and start engine .................................. 396
To p up coolant See Owner ’sManual ... 390
¥To p upwasher fluid .................... .407
Tr action Control inoperative See
Owner's Manual .................................. 403
Tr af fic Sign Assi stCamera view
re stricted See Owner's Manual ........... 384
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 384
Tr af fic Sign Assi stinope rative ............. 384 436
Index

Na
vigation messages
On-board computer ............................. 172
Ne utral
Engaging .............................................. 11 7
No n-operational time
Ac tivating/deactivating standby
mode .................................................. .130
St andby mode function ...................... .130 O
Occupant saf ety
Pe ts in theve hicle ................................. 53
Occupant saf ety
see Airbag
see Automatic front passenger front
airbag shutoff
see PRE-SAFE ®
(anticipatory occu‐
pant pr otection)
see Restra int sy stem
see Seat belt
Odome ter
see Total dis tance
Oil see Engine oil On-board co
mputer ................................. 16 4
Assi stant display menu ........................ 16 8
Displ aying the service due date ........... 301
Media menu ......................................... 174
Menu designs ...................................... 16 6
Menu overview .................................... 16 4
Multifunction display ........................... 167
Na vigation menu .................................. 172
Operating ............................................ 16 4
Pe rformance menu .............................. 16 8
Ra dio menu .........................................1 73
Service menu ....................................... 167
Te lephone menu .................................. 174
Tr ip menu ............................................ .171
On-board diagnostics inter face
see Diagno stics connection
On-boa rdelectronics
Engine electronics .............................. .359
Open-source software .............................. 26
Opening the tailgate using your foot
see HANDS-FREE ACCESS
Ope rating fluids
Ad ditives (fuel) .................................... 363
Brake fluid .......................................... .364 Coolant (engine) .................................. 365
Engine oil ............................................ 363
Fu
el (petrol) ......................................... 361
No tes .................................................. 360
Wi ndsc reen washer fluid .................... .366
Operating saf ety
Declaration of Conformity (electro‐
magnetic compatibility) ........................ .20
Declaration of conformity (ja ck) ............ 21
Declaration of conformity (TIREFIT kit) .. 21
Declaration of conformity (wireless
ve hicle components) ............................. 20
Information ............................................ 19
Operating sy stem
see On-board computer
Outside mir rors ................................. 99, 100
Anti-dazzle mode (automatic) .............. 100
Au tomatic mir rorfo lding function ........ 102
Fo lding in/out ...................................... .99
Operating the memory function ............ 83
Pa rking position .................................. .101
Setting ................................................... 99 Index
447

W
Wa rm-up (on-board comp uter,Per‐
fo rm ance menu) ...................................... 16 8
Wa rning lamps
see Warning/indicator lamps
Wa rning sy stem
see ATA (anti-theft alarm sy stem)
Wa rning triangle
Setting up ............................................ 318
Wa rning/indicator lamp
!ABS warning lamp ........................ 41 5
J Brake sy stem warning lamp
(red) .................................................... .414
J Brake sy stem warning lamp
(yellow) ................................................ 417
? Coolant warning lamp .................. 421
#Elect rical fault warning lamp ...... .420
;Engine diagnosis warning lamp .. .420
åESP ®
OFF indicator lamp .............413
å ESP®
SPO RTindicator lamp ........ .417 ÷
ESP®
wa rning lamp flashes .......... 414
÷ ESP®
wa rning lamp lights up ...... .416
8 Fuelreser ve wa rning lamp .......... 421
ÙPo werst eering sy stem warning
lamp .................................................... 425
!Re d indicator lamp, elect ric
parking brake applied .......................... 413
6 Restra int sy stem warning lamp .... 41 8
7 Seat belt warning lamp flashes .... 41 8
7 Seat belt warning lamp lights
up ........................................................ 419
ä Suspension warning lamp .......... .420
hTy repressure monitoring sys‐
te m wa rning lamp flashes .................... 424
hTy repressure monitoring sys‐
te m wa rning lamp lights up ................ .423
LWa rning lamp for dis tance
wa rning function .................................. 419
! Yellow elect ric pa rking brake
indicator lamp is malfunctioning .......... 413Wa
rning/indicator lamps ........................411
Overview ..............................................4 11
PA SSENGER AIR BAG ............................ 38
Wa rranty .................................................... 23
Wa sher fluid
see Windsc reen washer fluid
Wa shing byhand (care) .......................... 310
Wa ter tank
see Air-water duct
We ather information ............................... 238
We b br owser
Calling up a web page .........................2 69
Calling up options ................................ 270
Calling up the settings .........................2 70
Deleting a bookma rk........................... 271
Del eting br owser data .......................... 271
Ending ................................................ .271
Managing bookmar ks.......................... 271
Overview ............................................. 270
Showing/hiding the menu ...................2 69
We bsite
Calling up ............................................ 269 Index
459