2018 MERCEDES-BENZ AMG GT R-ROADSTER 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 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

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. 426
Display messages and warning/indicator lamps

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 313). #
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. Displ
aymessa ges and warning/indicator lamps 427

Switching transmission of
theve hicle
position on/off .................................... 205
Contacts ................................................... 254
Calling up ............................................ 254
Deleting ............................................... 256
Downloading (from mobile phone) .......2 54
Importing ............................................2 55
Importing (o verview) .......................... .255
Information .......................................... 254
Making a call ....................................... 255
Na me form at ...................................... .254
Options ................................................ 255
St oring ................................................ 255
Controller Operating ............................................. 197
Con venience closing ................................. 73
Con venience opening ................................ 73
Coolant (engine) Check le vel .......................................... 313
No tes ................................................... 371
Copyright .................................................. .26
Crosswind Assist Function/no tes ................................... 14 0Cruise control
.......................................... 14 3
Ac tivating ............................................ 14 4
Buttons ................................................ 14 4
Calling up a speed .............................. .144
Deactivating ....................................... .144
Fu nction .............................................. 14 3
Re quirements ...................................... 14 4
Selecting ............................................. 14 4
Setting a speed ................................... 14 4
St oring a speed ................................... 14 4
Sy stem limitations ...............................1 43
Cup holder ................................................. 93
Fitting/removing (centre console) ......... 93 D
Damage de tection (pa rked vehicle) .......134
Dashboard see Cockpit
Data acquisition Vehicle ................................................... 24
Data import/export .................................210
Fu nction/no tes .................................... 210
Importing/exporting ............................ 210Data
storage
Electronic control units .......................... 24
Online services ...................................... 25
Ve hicle ................................................... 24
Date Setting the time and date automati‐
cally ..................................................... 204
Deactivating the ala rm(ATA ).................... 76
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) ..318
Designs Menu (on-board co mputer) .................. 172
Destination .............................................. 234
Editing intermediate destinations ........ 224
Editing the pr evious destinations ........ 235
Ex tern al .............................................. .235
Saving (cur rent vehicle position) ......... 234 438
Index

Blind Spot Assi
stcur rently una vaila‐
ble See Owner's Manual ...................... 393
Blind Spot Assist inope rative ............... 388
ÁChange key bat teries .................. 408
JCheck brake fluid le vel................ 380
Check brake pads See Owner's Man‐
ual ...................................................... .388
4Che ckeng. oil le v.when next
re fuelling ............................................. 399
hChe cktyre(s) ............................... 403
?Coolant Stop vehicle Switch
engine off ............................................ 396
Cruise contro l and Limiter inope ra‐
tive ...................................................... 392
Cruise control inope rative ................... 392
Cruise control off ................................ 392
!cu rrently unavailable See Own‐
er's Manual .......................................... 381
÷cur rently una vailable See Own‐
er's Manual .......................................... 375Electronic
rear axle dif fere ntial lo ck
cur rently una vailable .......................... .409
Electronic rear axle dif fere ntial lo ck
inope rative .......................................... 409
5Engine oil le vel cannot be
measured ............................................ 397
4Engine oil le velRe duce oil le vel...3 97
4 Engine oil le velSt op vehicle
Switch engine off ................................ 398
4Engine oil pressure Stop Switch
off engine ............................................ 398
Fa ult Drive at max. 80 km/h ...............390
6Fr ont left malfunction Consult
wo rkshop (Example) ............................3 86
Fr ont-passenger airbag disabled See
Owner's Manual ..................................3 85
Fr ont-passenger airbag enabled See
Owner's Manual ..................................3 84
b Hazardwa rning lamps mal‐
functioning .......................................... .415 !
inope rative See Owner's Man‐
ual ....................................................... 382
÷inoperati veSee Owner's Man‐
ual ....................................................... 383
Tinoperati veSee Owner's Man‐
ual ....................................................... 379
G Inoperative ..................................3 86
ÂInsert key .................................... 407
ÁKe y not de tected (red displ ay
messa ge).............................................4 07
Á Key not de tected (white dis‐
pl ay messa ge).....................................4 08
bLeft dipped beam (Example) ........414
6 Left windowbag malfunction
Consult workshop (Example) ............... 383
Limiter inoperative .............................. 392
Limiter passive .................................... 392
bMalfunction See Owner's Man‐
ual ........................................................ 414
ð Maximum speed exceeded ..........3 93 440
Index

Mercedes me connect Services limi‐
te
d See Owner's Manual .....................386
N permanently active Risk of vehicle
ro lling .................................................. 400
çOff .............................................. .390
ëOff ............................................... 389
Only select Park (P) when vehicle is
st ationary ............................................ 401
!Pa rking brake See Owner's
Manual ................................................ .376
K Please check direction of tr avel ...... 386
PRE-SAFE inoperative See Owner's
Manual ................................................ 385
RACE START cancelled ........................ 393
RACE START not possible See Own‐
er's Manual ......................................... 394
Ra dar sensors dirty See Owner's
Manual ................................................ 380
ÐRe ar axlesteering cur rently
una vailable .......................................... 409 ÐRe
ar axlesteering Malfunction
Vi sit workshop .....................................4 09
Re ar spoiler control sy stem inopera‐
tive .......................................................4 10
Re ar spoiler inoperative Limit XXX
mp h..................................................... 409
hRe ctify tyre pressure ................... 404
Re duce speed ...................................... 406
!Re lease parking brake .................378
Á Replace key ................................ .407
8 Reser vefuel le vel........................ 397
6Re stra int sys. malfunction Con‐
sult workshop ...................................... 387
Re versing not poss. Consult work‐
shop ....................................................4 01
Risk of vehicle rolling Driver door
open and transmission not in P ...........401
# See Owner's Manual ................... 394
Speed limit (winter tyres) XXX km/h ... 393Spoile
rsextended Caution, reduced
ground clearance .................................4 11
Ù Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual .....412
Ù Steering malfunction Stop
immediately See Owner's Manual ........412
St op vehicle Lea veengine running
Wa itTransmission cooling ...................400
#St opvehicle Lea veengine run‐
ning ..................................................... 394
#St opvehicle See Owner's Man‐
ual .......................................................3 95
çsuspended ................................... 391
bSwitch off lights ...........................414
b Switch on headlamps ...................414
To shift out of P or N,depress brake
and start engine .................................. 401
To p up coolant See Owner ’sManual ... 395
¥To p upwasher fluid ...................... 412 Index
441

see
Route
see Route guidance
see Traf fic information
Na vigation announcements
Ac tivating/deactivating ...................... .232
Ad justing thevo lume .......................... .233
Re peating ............................................ 233
Switching audio fadeout on/off .......... 233
Na vigation messages
On-board computer ............................. 178
Ne utral
Engaging .............................................. 12 2
No n-operational time
Ac tivating/deactivating standby
mode .................................................. .135
St andby mode function ...................... .135 O
Occupant saf ety
Pe ts in theve hicle ................................. 59
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 ................................. 17 0
Assi stant display menu ........................ 174
Displ aying the service due date ........... 307
Media menu ........................................1 80
Menu designs ...................................... 172
Menu overview .................................... 17 0
Multifunction display ........................... 173
Na vigation menu .................................. 178
Operating ............................................ 17 0
Pe rformance menu .............................. 174
Ra dio menu .........................................1 79
Service menu ....................................... 173
Te lephone menu .................................. 180
Tr ip menu ............................................ .177
On-board diagnostics inter face
see Diagno stics connection On-boa
rdelectronics
Engine electronics .............................. .365
Open-source software .............................. 26
Operating fluids Additives (fuel) .................................... 369
Brake fluid .......................................... .370
Coolant (engine) .................................. 371
Engine oil ............................................ 369
Fu el (petrol) ......................................... 367
No tes .................................................. 366
Wi ndsc reen washer fluid .................... .372
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 ............................... 104,105
Anti-dazzle mode (automatic) .............. 105
Au tomatic mir rorfo lding function ........ 107452
Index

Wa
rning lamps
see Warning/indicator lamps
Wa rning sy stem
see ATA (anti-theft alarm sy stem)
Wa rning triangle
Setting up ............................................ 324
Wa rning/indicator lamp
!ABS warning lamp ...................... .420
JBrake sy stem warning lamp
(red) .................................................... .419
J Brake sy stem warning lamp
(yellow) ................................................ 422
?Coolant warning lamp ................ .426
#Electrical fault warning lamp ...... .425
;Engine diagnosis warning lamp .. .425
åESP ®
OFF indicator lamp .............41 8
å ESP®
SPO RTindicator lamp ........ 422
÷ESP ®
wa rning lamp flashes .......... 419
÷ ESP®
wa rning lamp lights up ...... .421
8 Fuelreser ve wa rning lamp .......... 426 ÙPo
werst eering sy stem warning
lamp .................................................... 430
!Re d indicator lamp, elect ric
parking brake applied .......................... 41 8
6 Restra int sy stem warning lamp .. .423
7Seat belt warning lamp flashes .. .423
7Seat belt warning lamp lights
up ........................................................ 424
äSuspension warning lamp .......... .425
hTy repressure monitoring sys‐
te m wa rning lamp flashes .................. .429
hTy repressure monitoring sys‐
te m wa rning lamp lights up ................ .428
LWa rning lamp for dis tance
wa rning function .................................. 424
!Ye llow elect ric pa rking brake
indicator lamp is malfunctioning .......... 41 8
Wa rning/indicator lamps ........................416
Overview ..............................................4 16
PA SSENGER AIR BAG ............................ 40 Wa
rranty .................................................... 23
Wa sher fluid
see Windsc reen washer fluid
Wa shing byhand (care) ........................... 316
Wa ter tank
see Air-water duct
We ather information ............................... 24 4
We b br owser
Calling up a web page .......................... 275
Calling up options ................................ 276
Calling up the settings .........................2 76
Del eting a bookmark .......................... .277
Del eting br owser data .........................2 77
Ending ................................................. 277
Managing bookmar ks.......................... 277
Overview ..............................................2 76
Showing/hiding the menu ...................2 75
We bsite
Calling up ............................................ 275
Showing/hiding thewe b br ows er
menu ................................................... 275
Wheel change
Fitting a new wheel ............................ .360 464
Index