2018 MERCEDES-BENZ AMG GT ROADSTER engine coolant

Display messages
Possible causes/consequences and M
MSolutions #
Avoiding high loads on the engine, drive tothe nearest qualified specialist workshop. In doing so, ensure that
th e coolant temp erature display remains below 120 °C.
?
Coolant Stop vehicle
Switch engine off *T
he coolant is too hot. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions, and switch off the engine. &
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. #
Wait until the engine has cooled down. #
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
th e coolant temp erature display remains below 120 °C.
8
Reserve fuel level *T
he fuel supply has dropped into there ser verange. #
Refuel. Displ
aymessa ges and warning/indicator lamps 337

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 (/ page 359)
ü Seat belt not
fastened (/ page 364)
J Brakes (yellow) (/
page 359)
J Brakes (red) (/
page 359)
! Elect
ric pa rking brake (yellow)
(/ page 359)
! Electric parking brake (red)
(/
page 359)
! ABS malfunction (/
page 359)÷
ESP®
(/ page 359)
å ESP®
OFF (/ page 359)
Æ ESP®
SPO RT (/page 359)
L Distance warning (/ page 365)
Ù Powe r-assis tedsteering malfunction
(/ page 371)
ä AMG RIDECONTROL malfunction
(/ page 365)
; Engine diagnostics (/
page 366)
# Electrical
fault (/ page 366)
8 Fu
elreser vewith fuel filler cap loca‐
tion indicator (/ page 366)
? Coolant
too hot/cold (/ page 366)
h Ty
re pressure monitor (/ page 369)358
Display messages 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 367

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 253). #
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. 368
Displaymessa ges and warning/indicator lamps

Ac
tivating/deactivating the synchro‐
nisation function (cont rol panel) .......... 11 0
Ac tivating/deactivating the synchro‐
nisation function (multimedia sys‐
te m) ..................................................... 111
Air di stribution settings ........................ 11 0
Air-reci rculation mode .......................... 111
Au tomatic control ................................ 11 0
Climate style function .......................... 11 0
Demi sting windo ws.............................. 111
Fr ont air vents ...................................... 111
No te .................................................... 109
Setting the climate style ......................1 10
Switching on/off ................................. 109
THERMOTRONIC contro l panel ............109
Ve ntilating theve hicle (con venience
opening) ................................................ 70
Climate style
Fu nction ............................................... 11 0
Setting ................................................. 11 0
Cockpit ........................................................ .6
Overview .................................................6
Cof fee cup symbol
see ATTENTION ASSIST Collapsible spare wheel
.......................... 303
Inflating ............................................... 304
No tes .................................................. 303
Re moving ............................................ 303
Combination switch .................................. 99
Computer see On-board computer
Connection status
Displ aying ............................................ 227
Overview ............................................ .227
Connectivity Setting up a hotspot via business tel‐
ephony ................................................ 188
Switching transmission of theve hicle
position on/off .................................... 188
Contacts .................................................. .209
Calling up ............................................ 209
Deleting ............................................... 211
Downloading (from mobile phone) ...... 209
Impo rting ............................................ .210
Importing (o verview) ............................ 210
Information .......................................... 209
Making a call ....................................... 210
Na me form at ...................................... .209 Options ................................................
210
St oring .................................................2 10
Controller Operating ............................................ 180
Con venience closing ................................. 70
Con venience opening ................................ 70
Coolant (engine) Check le vel .......................................... 253
No tes ................................................... 312
Copyright .................................................. .28
Crosswind Assist Function/no tes ................................... 14 0
Cruise control .......................................... 14 3
Ac tivating ............................................ 14 4
Buttons ................................................ 14 4
Calling up a speed .............................. .144
Deactivating ........................................ 14 4
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 43378
Index

Ac
tive Dis tance Assi stinope rative ...... 332
Ad aptive Highbeam Assist Camera
view restricted See Owner's Manual ... 357
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual .........356
Ad aptive Highbeam Assist inopera‐
tive ...................................................... 356
4Ad d 1 litre engine oil when next
re fuelling ............................................. 340
Apply brake todeselect Park (P)
position ................................................ 341
Apply brake toselect R ....................... 342
ÀAT TENTION ASSIST inoperative ... 331
ÀAT TENTION ASSIS T:Take a
break! .................................................. 330
bAu tomatic driving lights inoper‐
ative .................................................... 356
Au xilia rybattery malfunction .............. 342
Blind Spot Assist cur rently una vaila‐
ble See Owner's Manual ...................... 334 Blind Spot Assist inope
rative ............... 330
ÁChange key bat teries .................. 348
JCheck brake fluid le vel................ 322
Check brake pads See Owner's Man‐
ual ...................................................... .329
4Che ckeng. oil le v.when next
re fuelling ............................................. 340
hChe cktyre(s) ............................... 344
K Convertible Top Operation pos‐
sible to60 km/h ................................. 354
?Coolant Stop vehicle Switch
engine off ............................................ 337
Cruise contro l and Limiter inope ra‐
tive ...................................................... 333
Cruise control inope rative ................... 333
Cruise control off ................................ 332
!cu rrently unavailable See Own‐
er's Manual ........................................ .323
÷cur rently una vailable See Own‐
er's Manual .......................................... 317Electronic
rear axle dif fere ntial lo ck
cur rently una vailable .......................... .349
Electronic rear axle dif fere ntial lo ck
inope rative .......................................... 349
5Engine oil le vel cannot be
measured ............................................ 338
4Engine oil le velRe duce oil le vel...3 38
4Engine oil le velSt op vehicle
Switch engine off ................................ 338
4Engine oil pressure Stop Switch
off engine ............................................ 339
Fa ult Drive at max. 80 km/h ...............331
6 Front left malfunction Consult
wo rkshop (Example) ............................3 28
Fr ont-passenger airbag disabled See
Owner's Manual ..................................3 26
Fr ont-passenger airbag enabled See
Owner's Manual ..................................3 25
b Hazard warning lamps mal‐
functioning .......................................... 356 380
Index

ÙSt
eering malfunction Stop
immediately See Owner's Manual .......352
St op vehicle Lea veengine running
Wa itTransmission cooling ...................341
# Stop vehicle Lea veengine run‐
ning ..................................................... 335
#St opvehicle See Owner's Man‐
ual .......................................................3 36
çsuspended .................................. 332
bSwitch off lights .......................... 355
bSwitch on headla mps.................. 355
To shift out of P or N,depress brake
and start engine .................................. 341
K Top lo wering ............................... 354
To p up coolant See Owner ’sManual ... 335
¥To p upwasher fluid .................... .352
Tr action Control inoperative See
Owner's Manual .................................. 348
dTr ans. oil overheated Drive on
with care ............................................. 343 Tr
ansmission Malfunction Stop ............ 341
!Tu rnon the ignition torelease
th e parking brake ................................. 317
h Tyre press. monitor cur rently
una vailable .......................................... 345
hTy repress. monitor inoperative
No wheel sensors ................................ 345
hTy repress. monitor inoperative ...346
Ty re(s) ove rheated ...............................3 46
hWa rning tyre defect .....................343
hWheel sensor(s) missing ............. 345
K While stationar y,apply the
brakes before operating the soft top.
.............................................................3 54
Wi thout changing gear, consult work‐
shop ....................................................3 42
Dist ance control
see Active Dis tance Assi stDISTRONIC
Di stance recorder
see Trip dis tance DI
STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door lock .............................. 60
Locking (emer gency key) ...................... .64
Opening (from the inside) ......................60
Un locking (emer gency key) .................. .64
Un locking (from the inside) ...................60
Door cont rol panel .................................... .14
Double-clut chfunction ........................... 12 3
Drag Race
Setting ................................................ .197
Draught stop
Fitting ................................................... .74
re mo val .................................................. 74
Dr aw bar
see Tow- bar sy stem
Drinks holder see Cup holder
Drive position Enga ging ..............................................1 23
Drive prog ram display ............................. 12 0382
Index

O
Occupant saf ety
Pe ts in theve hicle ................................. 55
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 ................................. 167
Assi stant display menu ........................ 171
Displ aying the service due date ........... 247
Media menu ......................................... 176
Menu designs ...................................... 16 9
Menu overview .................................... 167
Multifunction display ........................... 17 0
Operating ............................................. 167
Pe rformance menu .............................. 171Ra
dio menu .......................................... 175
Service menu ...................................... 17 0
Te lephone menu .................................. 176
Tr ip menu ............................................ .174
On-board diagnostics inter face
see Diagno stics connection
On-boa rdelectronics
Engine electronics .............................. .306
Open-source software .............................. 28
Opening the boot lid using your foot
HANDS-FREE ACCESS .......................... .66
Operating fluids Additives (fuel) .....................................3 10
Brake fluid ............................................ 311
Coolant (engine) .................................. 312
Engine oil ............................................. 310
Fu el (petrol) ......................................... 308
No tes ................................................... 307
Wi ndsc reen washer fluid ...................... 313
Operating saf ety
Declaration of Conformity (electro‐
magnetic compatibility) ......................... 22
Declaration of conformity (ja ck) ............ 23
Declaration of con form ity (TIREFIT kit) .. 23 Declaration of con
form ity (wireless
ve hicle components) ............................. 22
Information ............................................ 21
Operating sy stem
see On-board computer
Outside mir rors ............................... 104,105
Anti-dazzle mode (automatic) .............. 105
Au tomatic mir rorfo lding function ........ 107
Fo lding in/out .................................... .104
Operating the memory function ............ 90
Pa rking position .................................. .106
Setting ................................................. 104
Overhead control panel Making calls (Mercedes me connect) .. 217
Overview ................................................ 12
Owner's Manual Vehicle equipment ................................. 21
Owner's Manual (digital) ...........................18 P
Pa int code ................................................ 306
Pa intwork (cleaning instructions) .........257 Index
391