2021 MERCEDES-BENZ GLC COUPE engine

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0027 Br ak ewa rning lam p(US A
onl y)
004D Br ak esy stem warning lam p
(Canada only) *T
he redbr ak esy stem warning lam pis lit while theengine isrunning .
Po ssible causes:
R The brak efo rc eboos tingismalfunct ioningandthebr aking charact eristic sma ybe affect ed.
R The reisinsuf ficie ntbrak efluid inthebr ak efluid reser voir. #
Notethemessag eson themultifunc tiondispla y. &
WARNIN GRisk ofacci dent andinjuryifbr ak efo rc eboos tingismalfunct ioning
If br ak efo rc eboos tingismalfunct ioning,increased brak epedal forc ema ybe neces saryfo rbr aking. Thebraking
ch aract eristic sma ybe impair ed.The brakin gdis tance canincrease ineme rgency braki ng situa tions. #
Stop inasaf elocation immediat ely.Do notcont inue driving. #
Consult aqu alif ied spec ialistwo rkshop. &
WARNIN GRisk ofan acci dent dueto low brak efluid leve l
If th ebr ak efluid leve lis toolow, thebr aking effect and thebr aking charact eristic sma ybe impair ed. #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.Do
no tcontinu edr ivi ng und eranycir cums tances. #
Consu ltaqu alif ied spec ialistwo rkshop. #
Donotadd brak efluid. Dis
playmes sagesand warning/ indic ator lam ps 40
7

Dr
ivin gsy stems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
L Wa rning lam pfo rdis tance
wa rning func tion *T
he reddis tan cewarning lam plight sup while theve hicle isin mo tion.
The distance totheve hicle infront istoosmall forth espeed selected.
If th er eis an additional warning tone, youar eappr oachingan obs tacle attoohigh aspeed. #
Beprepar edtobrak eimmediat ely. #
Incr ease thedis tance.
Fu nctio nof ActiveBr ak eAssi st(/ pag e18 6). Dr
ivin gsa fety systems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0025 ABS warning lam p *T
he yello wAB Swa rning lam pis lit while theengine isrunning .
ABS isma lfunctio ning.
If th er eis an additional warning tone, EBD isma lfunctio ning.
Ot her drivi ng systems anddriving safetysy stems mayalso bemalfunct ioning. #
Notethemessag eson themultifunc tiondispla y. &
WARNIN GThe reisarisk ofskidding ifEBD orABS ismalfunctioning
The wheels mayloc kdur ing braking. 408
Displa ymessag esand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
The steer ability andbraking charact eristic sar ehea vilyim pair edand thebr aking distance mayincr ease. Inaddi‐
tio n,other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. 00E5
ESP ®
wa rning lam pflashes *
The yello wES P®
wa rning lam pflashes whiletheve hicle isin mo tion.
One ormor ewheels hasreac hed itsgrip limit (/page16 7). #
Adaptyo ur drivin gst yle to suit thero ad and weather condition s.
00E5 ES P®
wa rning lam plight s
up *
The yello wES P®
wa rning lam pis lit while theengine isrunning .
ESP ®
is mal func tioning .
Ot her drivi ng systems anddriving safetysy stems (e.g. BAS)ma yal so be mal functi oning. #
Notethemessag eson themultifunc tiondispla y. &
WARNIN GRisk ofskid ding ifESP ®
is mal functi oning
If ESP ®
is mal functi oning,ESP ®
canno tcar ryout vehicle stabiliz ation.Inaddit ion,ot her driving safetysy stems
ar eswitc hedoff. #
Drive on car efull y. #
Have ESP ®
ch eckedat aqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 409

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00BB ESP ®
OFF warning lam p *
The yello wES P®
OFF warning lam pis lit while theengine isrunning .
ESP ®
is de acti vated.
Ot her driving systems anddriving safetysy stems mayalso beinoper ative. &
WARNIN GRisk ofskid ding whe ndr ivi ng with ESP ®
de acti vated
ESP ®
do es notact tostabiliz eth eve hicle. Theavailabilit yof fur ther driving safetysy stems isalso limited. #
Drive on car efull y. #
Dea ctivateESP ®
only foras long asthesituation requ ires.
If ES P®
can notbe act ivat ed, ESP®
is malfun ctionin g. #
Have ESP ®
ch eckedimmediat elyat aqu alif ied spec ialistwo rkshop. #
Obser vetheno teson deactiv atingESP®
(/ page16 7). 41
0
Display messa gesand warning/ indic ator lam ps

Ac
tiv eSte ering Assis t
Ac tivati ng/d eactiv ating........... ..............184
Ac tiveEmerg encyStop Assis t............... 184
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 185
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>182
Sy stem limits. ........................................1 82
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>123
Swi tching on/of f.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 124
Ad diti ves
Engi neoil.... ............ ..............................344
Fu el....................................................... 343
Ad diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel
ADS PLUS dam ping system
see AIR BO DY CONTR OL
Af ter-sales service center
see ASSYSTPL US Air
bag
Re duced protect ion.. ...............................4 6
AIR BODY CONT ROL
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 201
Sus pens io<0051001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 200
Ai rco ndi tioning men u
Ca lling <0058005300110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 133
Air distribut ion
Se tting. .................................................. 132
Se tting (MBU Xmul time diasy stem).. ..... 134
Air freshen ersystem
see Perfume atomiz er
Air inle t
see Air-water duct
Air pressu re
see Tire pressur e
Air suspension
see AIRBODY CONTR OL
Air vents
Ad jus ting (front) ............. ....................... 136
Ad jus ting (rea r).............. ........................ 137
Air vents
see Airvents Ai
r-condi tioningsystem
see Climat econ trol
Air -recir cula tion mode.............................. 135
Air -water duct
Ke eping free... ....................................... 278
Airb ag
Ac tivati on........... .....................................38
Fr ont airbag (driver ,fr ont passeng er)......43
Ins tallation locations...............................4 3
Knee airbag.... .........................................4 3
Ov ervie w.. ............................................... 43
PA SSENGER AIRBAGind icat orlam p....... 48
Pr otect ion................................................ 44
Sid eairba g.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 43
Wi ndo wcur tain airbag .............................4 3
Air flow
Se tting. .................................................. 132
Alar m
see Panic alar m
Al ar m system
see ATA(anti-t heftal ar m system)
All-wheel drive
see 4MA TIC 41
4
Inde x

Amb
ientlighting
Se tting (mult imediasystem).. ................1 25
Andr oidAuto
see Smar tphone integr ation
Animals Pets intheve hicle ................................... 65
Anti-loc kbr aking system
see ABS(An ti-loc kBr akin gSy stem)
Anti-skid chains
see Snowch ains
Anti -thef tpr otection
Imm obiliz er...................................... ........ 84
Ant icip ator yoccup antprotection
see PRE- SAFE®
(anticip ator yoccu‐
pa nt protect ion)
see PRE-S AFE®
PL US (antic ipatory
occupant protect ion plus)
Apple CarPla y®
see Smar tphon eint egr ation
Assis tance systems
see Drivin gsaf etysy stem
ASS YSTPL US
Batt erydi sconne ctionpe riods... ............ 272 Dis
play ing theser vice duedate............. 271
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 271
Re gular maint enance work<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 271
Speci alser vice requ iremen ts............ .... 271
ATA (anti-thef tala rm system)
Ac tivati ng/d eactiv ating theint erior
mo tion sensor .................................... ..... 87
Ar ming /disarm ing theto w- aw ay alar m... 86
Dea ctivating thealar m............................ 85
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>85
Fu nctio nof theint erior motion sensor ....8 6
The tow- aw ay alar mfun ction ............ .......8 6
AT TENTI ONASSIST
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>172
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 173
Sy stem limit ations. ........................... ..... 172
At tention assistant
see ATTENTION ASSIST
Au thorized Mercedes- BenzCenter
see Qualif iedspec ialistwo rkshop
Au thorized workshop
see Qualif iedspecialis two rkshop
Au tomatic distanc eco ntr ol
se eAc tiveDis tance AssistDIS TRONI C Au
tomatic drivin glights..... ...................... 121
Au tomatic engine star t(E CO star t/
sto pfunc tion)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> .....146
Au tomatic engine sto p(E CO star t/
sto pfunc tion)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> .....146
Au tomatic fron tpass engerfr on tair‐
bag shutoff
Fu nctio nof theaut omatic front
passeng erfront airbag shutoff................ 46
PA SSENGER AIRBAGind icat orlam p....... 48
Au tomatic fron tpass engerfr on tair‐
bag shutoff
see Automatic front pass engerfront
airb agshut off
Au tomatic mirrorfo lding function
Ac tivati ng/d eactiv ating........... ..............131
Au tomatic trans mis sion
DIR ECT SELEC Tleve r..... ........................ 151
Dr ive pr og ram disp lay. <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 150
Dr ive pr og rams...... ................................148
DY NA MIC SELE CTswitc h...................... 148
Eng aging drive po sitio n............ .............153
Eng aging neutr al....... .............................152
Eng aging par kposi tion......... .................152 Inde
x41
5

Con
venience closing featur e....... ...............80
Con venience opening ..................................8 0
Coolant (engine)
Capacit y.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 346
Ch eckleve l............................................ 277
No tes... .................................................3 45
Co oling
see Clima tecontr ol
Co pyrights
Licen se............................................ ........ 35
Tr ademar ks<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 35
Co rnering light ...........................................1 23
Cr oss Traf fic Aler t......................................2 19
Cr osswind Assist
Fu nctio n/no tes.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 168
Cr uise contr ol
Ac tivati ng........... ....................................174
Butt ons<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>........174
Callin gup aspee d.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 174
Dea ctivating............ ...............................174
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>173
Re quiremen ts:.......................................1 74
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 174 Se
tting aspe <0048004700110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 174
St or ing aspeed... .............................. ..... 174
Sy stem limit ations. ........................... ..... 173
Cus tomer Assist ance Center (CAC )........... 29
Cus tomer Relat ions Depar tment. .............. 29 D
Dashboa rd
see Cockpit
Data acquisition
Ve hicle. ............................................. .......3 1
Data protection rights
Dat ast or ag e... ......................................... 34
Data storage
Dat apr otect ion rights ........................ ..... 34
Elect ronic contr oluni ts<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ..31
Online services...... ..................................3 3
Ve hicle. ............................................. .......3 1
Da ytim eru nning lampmode
see Daytime running lights
Da ytime running lights
Switc hingon/o ff<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 124
Deact ivat ing theala rm (ATA )<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 85De
ale rship
see Qualified speci alist wo rkshop
Dec laration ofconf ormity
Wi reless vehicle component s.................. 26
Dec orativ efo il(cleaning instructions) .... 281
Def initions (tiresand loading ).. ...............3 22
De stinat ionentr y
En tering aPOI oraddress <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 245
De tectin ginat tentiv eness
see ATTENTION ASSIST
Diagnos ticsconnec tion.............................. 27
Digita lOp erator' sMa nua l..........................2 0
Dingh yto wing
see Tow- bar system
DIRECT SELECT leve r
Eng aging drive po sitio n............ .............153
Eng aging neutr al....... .............................152
Eng aging par kposi tion......... .................152
Eng aging park position automatic ally....1 52
Eng aging reve rsege ar. .......................... 152
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 151
Disp lay(car e).............................................2 83 Inde
x41
9

Disp
lay(MB UXmultim edi asy stem)
Hom escr een.. .......................................2 32
Di spla y(multime diasystem)
Operating. .............. ...............................2 33
Di spla y(on -boar dco mp uter)
Displ ayson themultifunc tiondispla y.... 228
Di spl aymes sage
Ca lling up(on-bo ardcom puter)...... .......3 51
No tes... ............................................. ..... 351
Displa ymessag es
00B2 ---mp h<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 374
ç ---mp h<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 374
003D 12VBatt erySee Oper ator's
Manual..... .............................................3 88
: ActiveHea dlamps Inoperati ve...... 358
é ATTENTION ASSISTInoper ative... .3 73
é ATTENTION ASSIST: Take a
Br ea k!<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>.......374
: Automatic HeadlampMode
Inoper ative...... ...................................... 357
0027 CheckBr ak eFlui dLe vel............... 372 0026
CheckBr ak ePa ds See Oper a‐
to r's Manua l......... ................................. 373
00BD CheckCoolan tLe velSee Oper‐
at or's Manual ........................................ 363
00B3 CheckEn gine OilAtNe xtRe fu‐
eli ng. ...... ............................................... 395
00B3 CheckEngi neOilLe vel(A dd 1
qu art).................................................... 396
: CheckLef tLo wBeam (exa m‐
ple)....... ................................................. 357
0077 CheckTire s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 391
00B2 CheckWa sher Fluid... .................. 362
ÿ CoolantTooHo tSt op Vehicle
Tu rn Engi neOff............ ............. ............ 363
0025 Current lyUn available See
Operat or'sMan ual................................3 83
00E5 Current lyUn available See
Operat or'sMan ual................................3 84
Á Don't Forget Your Key<0011001100110011001100110011001100110011001100110011001100110011
00110011> 356
00C4 Drive More Slowly<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 38200B3
Engine OilLevelCann otBe
Mea sured<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>.....398
00B3 Engine OilLevelLo wStop Vehi‐
cle Turn Engi neOff............ ....................396
00B3 EngineOilPr ess ureSt op
Switc hOf fEngin e... ...............................3 97
00B3 EngineOilRe duce OilLevel.......... 396
0075 Front LeftMalfunction Service
Re quired (exa mp le)...............................3 52
00B6 FuelLevelLo w............................. 365
00B6 GasCap Loose .............................3 65
0025 Inoper ativeSee Oper ator's
Manu al........ .......................................... 384
00E5 Inoper ativeSee Oper ator's
Manu al........ .......................................... 385
007A Inoper ativeSee Oper ator's
Manu al........ .......................................... 386
0053 Inoper ative......... .......................... 388
: Intell.Ligh tSy stem Inoperativ e....358 420
Index