2021 MERCEDES-BENZ GT COUPE fuel

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Close thefuel filler cap.
If th efuel filler cap hasalready been closedcor rectl y: #
Consul ta qu alif ied spec ialistwo rkshop.
* The
yello wfuel reser vewarning lam plight sup while theengine isrunning:
The fuel supply hasdropped intoth ere ser verang e. #
Refuel . Displ
aymessa gesand warning/ indic ator lam ps 37
9

1,
2, 3...
12 Vbatt ery
see Battery(v ehi cle)
12 Vso cket
see Socket(1 2 V) A
A/ Cfun ction
Swi tching on/o ff(con trol panel) ...........9 0
ABS (Anti-lockBr ak ing System) .............1 21
Ac celer ation
see Kickdo wn
Ac ciden tand Break down Manag e‐
men t
Mer cedesme connect.........................2 32
Ac ous ticlocking verificat ion signa l
Ac tivati ng/d eactiv ating ........... ..............51
Ac tiv atin g/deac tivatin gaut omati c
vo lum eadj ustm ent
Bur mes ter®
sur round soun dsy stem ...259
Ac tiv eBr ak eAs sist
Fu nctio n/no tes .................................... 124 Se
tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 126
Ac tiv eDi stance AssistDI ST RO NIC ........ 128
Callin gup aspee d...............................1 31
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>128
Incr easi ng/decr easingspeed ......... .....1 31
Re quiremen ts................................ ...... 131
St eer ing wheel buttons .................. ...... 131
St or ing aspeed .............................. ...... 131
Swi tching off/de activating ........... .......131
Swi tching on/a ctivating <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 131
Sy stem limit ations ........................... ....1 28
Ac tiv eSe rvice System PLUS
see ASSYST PLUS
Ad aptiv e
see Lane Keeping Assist
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>82
Swi tching on/o ff<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 83
Ad diti ves.................................................. 327
En gine oil............................................. 327
Fu el ..................................................... 326 Ad
diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel
Ad dres sbo ok
see Contacts
Ad jus tingthe balanc e
Bur mes ter®
high-end Surround
soun dsy stem ...................................... 260
Bur mes ter®
sur round soun dsy stem ...259
Ad jus tingthe bass,mid- rang eand
tr eble
Bur mes ter®
high-end Surround
soun dsy stem ...................................... 260
Bur mes ter®
sur round soun dsy stem ...259
Ad jus tingthe mid- rang e,treble and
bass
Burmes ter®
high-end Surround
soun dsy stem ...................................... 260
Bur mes ter®
sur round soun dsy stem ...259
Ad jus tingthe sound optimi zation
Bur mes ter®
high-end Surround
soun dsy stem ...................................... 260 388
Index

:
CheckLef tLo wBeam (exa m‐
ple) ...................................................... 339
0077 CheckTire s ................................ 369
00B2 CheckWa sher Fluid ...................3 45
ÿ Coolant TooHo tSt op Vehicle
Tu rn Engi neOff............ ........................ 346
0025 Current lyUn available See
Operat or'sMan ual...............................3 61
00E5 Currentl yUna vailable See
Opera tor's Manua l...... .........................362
00AF Don't Forget Your Key................ 338
00B3 Engin eOil LevelCann otBe
Mea sured <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>...372
00B3 EngineOilRe duce OilLevel........ 372
0075 Front LeftMalfunction Service
Re quired (exa mp le) .............................3 34
00B6 FuelLevelLo w ............................ 347
00B6 GasCap Loose ...........................3 47
0025 Inoper ativeSee Oper ator's
Manua l..... ...........................................3 62 00E5
Inoper ativeSee Oper ator's
Manu al....... ......................................... 363
007A Inoper ativeSee Oper ator's
Manu al....... ......................................... 364
0053 Inoper ative....... .......................... 366
00AF InsertKe y...................................3 38
00AF KeyNo tDe tected (red displ ay
messa ge).............................................3 38
00AF KeyNo tDe tected (whit edis‐
pl ay messa ge).....................................3 37
0075 LeftSide Curtain Air bag Mal‐
func tion Service Required (exa mp le) ...3 34
ä Malfunction Drive at Max. 50
mp h..................................................... 358
: Malfunction SeeOper ator ’s
Manual ................................................ 339
00AF ObtainaNe wKe y.......................3 37
ç Off..............................................3 57
00D9 Off..............................................3 58 0049
Parking Brak eSee Opera tor's
Manua l...... ...........................................3 51
0077 Please Correct Tire Pressur e...... 370
0049 Please Release Parking Brak e.... 354
Ù Rear AxleSteer ing Currentl y
Un available .......................................... 343
Ù Rear AxleSteer ing Malfunct ion
Ser vice Required .................................3 42
00AF Replace KeyBat tery <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 337
003D SeeOperator's Manua l..... .......... 367
0075 SRSMalfunction Service
Re quired .............................................. 334
Ù Steer ing Malfunct ionIncreased
Ph ysical Effort See Operator's Man‐
ua l...... ................................................. 342
Ù Steer ing Malfunct ionStop
Immediat elySee Oper ator's Manual ...342
003D Stop Vehicle LeaveEngi neRun‐
ning <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011>.....368 39
6
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Flat
towing
see Tow- bar system
Floor mats.................................................. 79
Fo ilco vering
Ra dar and ultrasonic sensors.............. 120
Fr ee sof tware ............................................ 28
Fr ont airbag (driver ,fr ont passeng er).....3 5
Fr ont and rear vie wcamer a....... ............ 140
Fr ont cam era
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>140
Fr ont passeng erseat
see Seat
Fu el ...........................................................3 26
Ad ditiv es.............................................3 26
E1 0 ....... ............................................... 325
Fu elreser ve <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 326
Ga sol ine <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 325
Qua lity (gas oline )<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 325
Re fuel ing .............................................. 112
Sul fur cont ent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 325
Ta nk cont ent <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ..............326
Fu nction seat
see Door controlpanel Fu
ses ........................................................ 290
Bef orere placing afuse .................. ...... 290
Fu se assignment diagram...................2 90
Fu se boxin thecar gocom partmen t....2 91
Fu se boxin thefront -passen gerfo ot ‐
we ll................................................ ...... 290
No tes .................................................. 290
Fu ses
see Fuses G
Gar agedoor opener
Clea ring thememor y........................... 117
Opening orclosing thedoor ................. 117
Pr ogr amming buttons .......................... 115
Re sol ving problems .............................. 117
Sync hronizi ngthero lling code .............1 17
Gas station search
St artin gaut omat icsear ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 191
Swi tching automatic searchon/of f..... 197
Using automatic search<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 197
Gasoli ne...................................................3 25
Gasol inestation price s....... ..................... 211
Gear shiftre comm endation .....................1 11 Genuin
epar ts............................................ 17
Glide mode ................................................ 111 H
Handbr ake
see Electr icpar king brak e
Handlin gch aract eristics (unus ual)....... 292
HAND S-FREEAC CESS ................................ 58
Ha zard wa rning light s...............................8 2
Hazar doussubstances
Inf ormation ............................................ 20
Head restra int
Fr ont (adjus tingmechanicall y).............. 69
Headlam ps
see Automatic driving lights
Headlin er(car e)....................................... 272
Help call
see Mercedes-Benz emergencycallsystem
High beam
Ac tivati ng/d eactiv ating ........... ..............81
High-be amflasher ..................................... 81 Inde
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1

Opening
thetailg ateusing your foot
HANDS-FREE ACCES S.................... .......5 8
Oper ating fluids
Ad ditiv es(fuel) ................................ .... 326
Br ak efluid ...................................... .....3 28
Coo lant (engi ne)....... ........................... 328
Engine oil....... ......................................327
Fu el(gasoline) .....................................3 25
No tes ............ ....................................... 324
Re frig er ant (airconditio ningsystem) ...329
Wi ndsh ield wa sher fluid .................. .... 329
Ope ratin gsaf ety
Decl arati on ofconf ormity (wirel ess
ve hicle component s).............................. 21
Inf ormation ...................................... ...... 20
Oper ating system
see On-bo ardcom puter
Oper ator' sMan ual
Ve hicle equipment ........................... ...... 18
Oper ator's Manua l(digital) ....................... 16
Ov erhead controlpanel
Ov ervie w .......................................... ..... 10 P
Pa int code ................................................ 322
Pa intw ork(cleaning instructions) .........2 69
Pa nic alar m................................................ 51
Ac tivati ng/d eactiv ating ........... ..............51
Pa nor amic roof
Operating thero ller sunblin d.......... .......6 3
Pa rk pos ition
Eng aging <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> .............109
Sel ecting automatical ly<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 109
Pa rking
see Elec tric par kingbr ak e
Pa rking aid
see Parking AssistPA RK TRONI C
Pa rking Assis tPA RK TRONI C<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 137
Ac tivati ng ........... ................................. 139
Ad jus ting warning tones <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 139
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>137
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 139
Sy stem limit ations ........................... ....1 37
Pa rking brak e
see Elec tric par kingbr ak e Pa
rking foran extended period .............. 120
Pa rking light s............................................ 80
Pa rking posit ion
Ex terior mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 88
St or ing theposition ofthefront -
passeng eroutside mirrorusi ng
re ve rsege ar .......................................... 88
Pa rtitioning net
At tach ing ...............................................7 7
PA SSEN GERAIRBAGstatus displa y
see Automatic front pass engerfront
airb agshut off
Pa yload
Calculat ionexam ple ............................ 301
De term inin gth emaximum .................. 300
Pe rm itted towing methods .....................2 86
Pe rsonaliz ation
see User profile
Pe ts inthe vehicl e...... ...............................49
Phone book
see Cont acts Inde
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7

Re
alwo od (Car e).....................................2 72
Re ar axle steer ing .....................................9 9
Re ar fender
Re tracti ng/e xtend ing ........... ...............135
Re ar foglam p
Switc hingon/off............................ .......8 1
Re ar spoi ler
see Rear wing
Re ar vie wcamer a....... .............................140
Ca re <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 271
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>140
Swi tching automatic mode on/off..... ..142
Re ar wing ....... .......................................... 135
Car e.....................................................2 71
Fu nctio n/no tes ................................... 135
Re fle ctive sa fety vest <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 274
Re frig er ant (air conditioni ngsystem)
No tes ............ ...................................... 329
Re fueli ng
Re fuel ingtheve hicle ............................1 12
Re por ting safetydef ects .......................... 23
Re scue card............................................... 24 Re
ser ve
Fu el ..................................................... 326
Re setfunction (multimedia system) .....1 82
Re stor ing (fact oryse ttings)
see Resetfunction (multimedia system)
Re stra int system .......................................2 9
Basi cins tructi ons forch ildr en ...............4 3
Fu nctio nin an acci dent <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 30
Fu nctio nality <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ................29
Ma lfunctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>30
Pr otect ion ....................................... .......2 9
Re duced protect ion ...............................2 9
Sel f-tes t<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 29
Wa rning lam p.................................. ...... 29
Re versege ar
Eng aging ....... .......................................109
Rims (car e) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>271
Ro adside Assistan ce(breakdo wn)...........19
Ro cking free .............................................1 10
Ro llaw ay protection
see HOL Dfun ction
Ro ller sunblind
Pa nor amicroof ...................................... 63 Ro
ute ...... .......................................... 195, 197
Calculat ing.......................................... 195
Dis play ing destination informatio n...... 197
Planning ............................................... 192
Sel ecting atyp e<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 195
Sel ecting analte rn ativ ero ute .............. 197
Sel ecting notifica tions <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 196
Sel ecting options <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 196
St artin gth eaut omatic service sta‐
tio nsear ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 197
Swi tching theaut omatic gasst atio n
sear chon/of f...................................... 197
Using automatic gasst atio nsear ch..... 197
Wi th intermediat edes tination s............ 192
Ro uteguidanc e...... .................................. 198
Canc eling.............................................2 01
Chan gingdir ect ion .............................. 199
Des tinationre ac hed ............................ 200
Fr om anoff-r oad location .................... 202
Lane recomme ndations <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 199
No tes ................................................... 198
Of f-road ............................................... 202
To an off-ro ad des tinatio n.................... 201
Ru n-f lat charact eristics
MOExt ended tires ....... ......................... 276 Inde
x409

Switc
h-offdela ytime
Ext erior .................................................. 84
Int erior ............................................... ... 84
Switc hingthesur round soun don/ off
Bur mes ter®
sur round soun dsy stem ...259
Sync hronizat ionfunction
Switc hingon/off(cont rolpanel) ...........9 1
Sy stem settings
Ac tivati ng/d eactiv ating PIN protec‐
tion ...................................................... 178
Re setfunction (multimedia system) ....1 82
Se tting thedis tance unit<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 177
Se tting thetime anddateaut omati‐
cally ..................................................... 172
Se tting thetime zone..................... ...... 173
Se tting thetime/ datefo rm at .............. 173
Sy stem settings
see Blue tooth®
see Dataim por t/expor t
see Languag e
see Wi-Fi T
Ta ilg ate .......................................................5 7
Closin g............................................ ...... 58
Em erge ncy release .......................... ...... 59
HA ND S-FRE EAC CES S.................... .......5 8
Opening .......................................... .......5 7
Opening dimensions ............................3 31
Ta ilpip es(car e)........................................ 271
Ta nk cont ent
Fu el ..................................................... 326
Re ser ve(fuel) .................................. .... 326
Te ch nical data
Inf ormation .................................... ...... 322
Ra dio oper ating permits ................ ...... 322
Ve hicle identif ication plate............... ... 322
Te leme try disp lay
Calling up........................................ .... 185
Te lephone .................................................2 13
Ac tivati ng functio nsduring acal l......... 217
Call andringt one volume ................ .....2 17
Calls withse veralpar ticipant s.............2 17
Con necting amob ilephon e(P ass‐
ke y) ................................................ ...... 214 Con
necting amob ilephon e(Se cure
Sim plePairing) .....................................2 14
De-a uthor izing amob ile ph one ............ 216
Dis conne ctingamob ile ph one ............ .216
Im por ting cont acts .............................. 220
Im por ting cont acts (ove rview) .............2 19
Incoming callduring anexistin gcall .... 218
Inf ormation .......................................... 214
Int erch ang ingmobi lephon es...............2 15
Mobile phonevoice recogni tion........... 217
No tes ................................................... 212
Oper ating modes ................................. 214
Re cep tion andtransm ission volume .... 217
Te lephon emen uov ervie w .................... 213
Te lephon eopera tion............................ 217
Vo ice com mand s(V oice ControlSy s‐
te m) ..................................................... 157
Te lephon yoper ating mod es
Blue tooth®
Te lephon y.......................... 214
Te lephon yoper ating mod es
see Second telephon e
Te mp eratur egr ade .................................. 303
Te xt messag es......................................... 221
Call ingamessag esender .................... 222 Inde
x41
3

Messag
evo ice com mand s...................1 60
Mul tifunction steer ing wheel (operat‐
ing) ...................................................... 150
Na vig ation voice com mand s................ 154
Oper ablefunctions .............................. 151
Oper ating safety .................................. 150
Ra dio voice com mand s........................ 157
Swi tchvo ice com mand s...................... 152
Te lephon evo ice con trols .....................1 57
Te xt mes sage voice com mand s...........1 60
Ty pes ofvoice com mand s.............. ...... 151
Ve hicle voice com mand s................ ...... 161
Vo ice prom pting .............................. .....1 51
Vo ice contr olsystem
see Voice Cont rolSy stem W
Wa rning lam ps
see Warning/ indic ator lam ps
Wa rning system
see ATA(anti-t heftal ar m system)
Wa rning triang le
Re mo ving ............................................. 274
Se tting up<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 275 Wa
rning/indicat orlam p
0025 ABSwa rning lam p...................... 383
004D Brakesy stem warning lam p
(Canada only).................................. .... 381
0027 Brakewa rning lam p(US Aonl y).. 381
ÿ Coolant warning lam p.................3 76
0024 Electricpa rking brak eindic ator
lam p(red) (Canada only).....................3 80
0049 Electricpar king brak eindi cator
la mp (red) (USAonl y).......................... 380
Ù Electric po we rst eer ing warn‐
ing lam p(red) ...................................... 376
003D Electrica lma lfunctio nwa rning
lam p................................................ .... 378
00B9 Enginediag nosi swa rning lam p.. 378
00E5 ESP®
wa rning lam p.................... 383
00B6 Fuelreser vewarning lam p.........3 78
0075 Restra int system warning lam p...3 74
0076 Seatbel twa rning lam p...............3 75 ä
Suspens ion wa rning lam p(yel‐
lo w) .....................................................3 82
0024 Theelectricpar king brak e(yel‐
lo w) indi catorlamp <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 380
0077 Tire pressur emonit oring sys‐
te m wa rning lam p................................ 386
L Warning lam pfo rdis tance
wa rning func tion .................................3 82
Wa rning/indicat orlam ps.......................3 72
Ov ervie w ............................................. 372
PA SSENGER AIRBAG ............................ 40
Wa rranty .....................................................24
Wa sher fluid
see Windsh ield wa sher fluid
Wa shing byhand (care)...... ....................269
Wa terta nk
see Air-water duct
We ar
Br ak edis cs ....... ................................... 103
Br ak epa ds <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> .103
Whee lbol ts ....... .................................. 104 41
8
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