2021 MERCEDES-BENZ CLS engine

Ac
tiveBr ak eAssi stFunctio nsLim i‐
te dSee Oper ator's Manual .................. 376
Ac tiveDis tance AssistCur rently
Un available SeeOper ator' sMan ual.....3 64
Ac tiveDis tance AssistInoper ative..... .3 64
Ac tiveDis tance AssistNo wAv ailable
.. ...........................................................3 64
Ac tiveLa ne Keeping AssistCur rentl y
Un available SeeOper ator' sMan ual.....3 68
Ac tiveLa ne Keeping AssistInopera‐
tiv e ...................................................... 368
Ac tivePa rking Assistand
PA RK TRONI CInoper ative See Opera‐
to r's Manua l..... ........... ........................ 372
Ac tiveSt eer ing Assis tCur rentl y
Un available SeeOper ator' sMan ual.....3 65
Ac tiveSt eer ing Assis tInoperativ e.......3 65
Ac tiveSt eer ing Asst.Cur rentl y
Un available DuetoMultiple Emer‐
ge ncy Stops ......................................... 365 Ac
tiveSt op &Go Assis tCur rently
Un available SeeOper ator' sMan ual.....3 66
Ac tiveSt op &Go Assis tInoper ative
See Oper ator's Manual ........................ 366
Ad aptiveHig hbeam Assis tCur rently
Un available SeeOper ator' sMan ual.....3 48
Ad aptiveHig hbeam Assis tIn oper a‐
tiv e ...................................................... 348
App lyBrak eto Shif tfr om 'P' ............... 354
Apply Brak eto Shif tto 'R' ................... 354
Appl yBr ak eto Shif tto Dor R............ ..354
Au xiliary Batt eryMal functi on.............. 356
Begi nning Emergency Stop .................. 365
Blind SpotAssis tCur rentl yUna vaila‐
ble See Opera tor's Manua l...... ............ 367
Blind SpotAssis tInoper ative...... .........367
Ca nno tSt artEn gin eSee Operat or's
Man ual................................................ 379
Chec kTire Pressur eSoon ...................3 83 Che
ckTire Pressur eThen Restar t
Ru nFla tIndi cator <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ........384
Cr uise Contr olInop erati ve <0011001100110011001100110011001100110011001100110011001100110011
00110011> 363
Cr uise Contr olOff<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 363
Decr ease Spee d<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 383
Dr iver' sDoor Open& Trans miss ion
No tin PRisk ofVehicle Rolling Away ..355
Engine CanNo wBe Started ................ 379
Fr ont Passeng erAirbag Disabled See
Oper ator's Manual ...............................3 42
Fr ont Passeng erAirbag Enabled See
Oper ator's Manual ...............................3 42
Hazard Warning Flashe rsMalfunc‐
tioning .................................................3 48
Mer cedes meconnect Services Limi‐
te dSee Oper ator's Manual .................. 376
N Pe rm anen tly Ac tiveRi sk ofRo lling
Aw ay <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 355
Only Shiftto 'P' when Vehicle isSta‐
tio nar y.................................................3 54 41
0
Inde x

Place
theKe yin theMar kedSpace
See Oper ator's Manual ........................ 346
PRE-S AFEImpulse SideInoperativ e
See Oper ator's Manual ........................ 344
PRE-S AFEInoperativ eSee Oper a‐
to r's Manua l...... .................................. 343
Re versing NotPo ssible Service
Re quired .............................................. 355
Ru nFla tIndi catorInop erati ve ............. 384
Ser vice Required Do NotShif tGear s
Vi sit Dealer .......................................... 355
St op Vehicle LeaveEngi neRunning
Wa itTrans miss ionCoolin g.................. 356
Ti re Press. Monit orCur rently
Un available .......................................... 380
Ti re Press. Monit orInopera tive ........... 380
Ti re Pressur eMonit orInopera tiveNo
Wheel Sensors .................................... 380
Ti re sOv erheat ed................................. 382 To
Dese lect Por N, Dep ress Brak e
and StartEn gin e.................................. 354
To switc hengine off,pr ess and hold
St art/ Stop butt onforat lea st3sec‐
onds orpress 3times. .........................352
Tr af fic Sign AssistCur rently Unavail‐
able SeeOperat or'sMan ual................ 366
Tr af fic Sign AssistInoper ative..... ........ 366
Tr ans miss ionMalfun ction Stop ........... 355
Displa yon thewindsh ield
see Head- upDis play
Dis tance control
see ActiveDis tance AssistDIS TRONI C
DI ST RO NIC
see ActiveDis tance AssistDIS TRONI C
Do or
Ch ild sa fety lock (rear door s).......... .......6 1
Loc king (emerg encykey) ................ .......7 0
Opening (from inside) ............................6 8
Po we rclosi ngfunction ..........................7 0
Un loc kin g(emer gency key) ............ .......7 0
Un loc kin g(fr om insid e).................. .......6 8 Door
controlpan el.....................................1 4
DO T,Tire Iden tificat ionNumbe r(TI N) ... 309
Dr aw bar
see Tow- bar system
Dr inking anddriving ................................ 138
Dr ive Awa yAssis t.... ................................ 213
Dr ive Awa yAssis t
see Protect ion agains tcollision
Dr ive position
Inser ting..............................................1 49
Dr ive pr og ram dis pla y........... ..................146
Dr ive pr og rams
se eDY NA MIC SELE CT
Dr iver's seat
see Seat
Dr iving safetysy stem .............................. 161
ABS (Anti-lock Braki ng System) ........... 163
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 182
BA S(Br akeAssi stSystem) .................. 163
Cameras .............................................. 161
EBD (electr oni cbr ak efo rc edis tribu‐
tion )..................................................... 165 Inde
x41
1

ESP
®
Cr oss wind Assi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 165
Ov ervie w .......................................... ... 162
Ra dar and ultrasonic sensors...............1 61
Re sponsibili ty....................................... 161
ST EER CONTR OL............ ..................... 165
Dr ivin gsy stem
DY NA MIC BODY CONTR OL.................. 196
Dr ivin gsy stem
see 360°Camer a
see ActiveBli nd Spo tAssi st
see ActiveDis tance AssistDIS TRONI C
see ActiveEmerg encyStop Assis t
see ActiveLa ne Chang eAssi st
see ActiveLa ne Keeping Assist
see ActivePa rking Assist
see ActiveSpe edLimi tAssi st
see ActiveSt eer ing Assis t
see AIRBODY CONTR OL
see ATTENTION ASSIST
see Blind SpotAssis t
see Cruise control
see Driving safetysy stem
see HOLD function
see Parking AssistPA RK TRONI C
see Rear vie wcam era see
Traf fic Sign Assist
Dr ivin gtips ...............................................1 37
Dr inki ngand drivi ng ............. ...............138
Gene raldr ivin gtips ........................ .....1 38
No teson breaking-in ane wvehicle ..... 136
Op timized acceleration........................ 137
Dr ow siness detection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Sus pens ion <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 196
Dyna micha nd ling cont rolsy stem
see ESP®
(Ele ctro nic Stabilit yPr og ram)
DY NA MIC SELECT .................................... 145
Con figur ing drive pr ogr am I... .............. 146
Dis play ing engin edat a........................ 146
Dis play ing vehicle data........................ 146
Dr ive pr og ram disp lay ..... .....................1 46
Dr ive pr ogr ams ....................................145
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>145
Oper ating (DYN AMIC SELECTswitc h)
... ... ................................................... ....1 46
Selecti ngthedr ive pr ogr am ............ ....1 46 E
E1 0 ....... .....................................................332
Easy entryfe atur e
Fu nctio n/no tes .....................................9 8
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 99
Eas yex itfeatur e
Fu nctio n/no tes .....................................9 8
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 99
EBD (electr onicbrak efo rc edis tribu‐
tion)
Functio n/no tes ................................... 165
ECO Assis t
Dis playing ............................................ 145
Fu nctio n/no tes ................................... 143
ECO display
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>142
ECO star t/s topfunc tion<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 141
Au tomatic engine star t........................ 141
Au tomatic engine stop .........................1 41
Me thod ofoper ation ............................1 41
Swi tching off/on <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 142
Electr icpa rking brak e.............................1 58
Applying automatical ly..... ................... 158 41
2
Inde x

App
lying orreleasing manuall y............ 159
Emerg encybraki ng ............ ..................159
Re leasing automat ically.................. .....1 59
Ele ctroni cSt abil ityProg ram
see ESP®
(Electr onicStabilit yPr og ram)
Emer gency
Fir st-ai dkit (softsided) ....................... 277
Ov ervie wof thehelp functions...... ........ 16
Re flect ive saf etyve st <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 276
Re mo ving thewa rning triang le............ 276
Se tting upthewa rning triang le...........2 77
Emer gency braking ................................. 159
Emer gency braking
see BAS(Br akeAssi stSystem)
Emer gency engine star t....... .................. 292
Emer gency key
Loc king adoor ....................................... 70
Un loc kin gadoor ...................................7 0
Emer gency oper ation mode
St artin gth eve hicle ............................. 135
Emer gency release
Tr unk lid(from inside) .................... ........ 76 Emer
gency spar ewheel .........................3 25
No tes .................................................. 325
Emer gency Tensioning Devices
Ac tivati on ........... ...................................36
En gine
ECO star t/ stop funct ion.................. ....1 41
Engi nenum ber............. ....................... 329
St artin g(eme rgency operation
mode) .................................................. 135
St artin g(R emo teOnline) ............... ...... 136
St artin g(sta rt/s topbutt on) ............ .....1 34
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....287
Swi tching off(s ta rt/s topbutt on) .... .... 154
Engine data
Dis playing ...................................... ...... 146
Engine number ........................................ 329
Engine oil.................................................2 67
Ad ditiv es........................................ .....3 33
Ca paci ty....... ................................... .... 334
Che cking theoil leve lusing theon-
boar dcom puter .............................. ..... 266
MB- Freig abe orMB- Appr oval .......... .....3 34
Qua lity ....... .......................................... 334
To pping up...........................................2 67 EQ
boos t
Operating safety .................................... 23
ESC (Elect ronic Stabil ityContr ol)
see ESP®
(Electr onicStabilit yPr og ram)
ESP ®
Cr osswi ndAssis t..... ............................ 165
ESP ®
(Electr onicStabil ityProg ram) ...... 163
Ac tivati ng/d eactiv ating ........... ............165
Fu nctio n/no tes ................................... 163
Ext erior light ing
see Ligh ts
Ext erior light ing(car e)............................ 272
Ext erior mir rors <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 123, 124
Anti-g lare mode (automatic) ................1 24
Au tomatic mirrorfo lding function ........ 125
Fo lding in/out .....................................1 23
Oper ating thememor yfunc tion ..........1 00
Pa rking posit ion...................................1 24
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 123 F
Fa tig ue detection
see ATTENTION ASSIST Inde
x41
3

Fi
rs t-aid kit(sof tsi ded) <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> ....277
Flacon Inser ting/r emo ving........................ .....1 30
Flat tire ....... ..............................................277
Chan gingawheel ................................ 320
MOE xten ded tires ................................ 278
No tes ................................................... 277
TIREFIT kit...........................................2 79
Flat towing
see Tow- bar system
Floor mats................................................ 112
Fo ilco vering
Ra dar and ultrasonic sensors...............1 61
Fr ag rance
see Perfume atomiz er
Fr ee sof tware .......... .................................. 34
Fr eq uencies
Tw o-w ayradio ...................................... 328
Fr ont airbag (driver ,fr ont passeng er)...... 41
Fr ont passeng erseat
see Seat Fu
el ...........................................................3 33
Ad ditiv es........................................ .....3 33
E1 0 ....... ............................................... 332
Fu elreser ve <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 333
Ga sol ine <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 332
Qua lity (gas oline )<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 332
Re fuel ing ............................................. 152
Sul fur cont ent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 332
Ta nk cont ent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> .............333
Fu nction seat
see Door controlpanel
Fu ses ........................................................ 293
Bef orere placing afuse .................. ...... 293
Dashboar dfuse box............................ 295
Fu se assignment diagram...................2 93
Fu se boxin theengine compartmen t.. 294
Fu se boxin thefront -passen gerfo ot ‐
we ll................................................ ...... 295
Fu se boxin thetrunk ........................... 295
No tes .................................................. 293
Fu ses
see Fuses G
Gar agedoor opener
Clea ring thememor y........................... 158
Opening orclosing thedoor ................1 57
Pr ogr amming buttons .......................... 155
Re sol ving problems ............................. 157
Sync hronizi ngthero lling code .............1 57
Gasoli ne...................................................3 32
Gear shiftre comm endation .................... 150
Genuin epar ts............................................ 20
Genuin ewo od (Car e)...............................2 74
Glide mode ............................................... 151 H
Handbr ake
see Electr icpar king brak e
Handlin gch aract eristics (unus ual)....... 296
HAND S-FREEAC CESS ................................ 74
Hazar dwa rning light s.............................1 16
Hazar doussubstances
Inf ormation ............................................23 41
4
Inde x

Head
restra int
Fr ont (adjus tingmechanicall y).............. 90
Fr ont (luxur yhead restra int ).................. 91
Re ar passe nger com partment
(adj ustin g) .............................................9 2
Head-up Display...... ................................220
Ad jus ting disp lay el eme nts(on-bo ard
com puter) ..... ...... .............................. ...220
Ad jus ting thebr ightn ess(on-boar d
com puter) ...... ................................. ..... 220
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>219
Menu (on-boar dcom puter) .................. 220
Oper ating thememor yfunc tion ..........1 00
Se tting theposition (on-boar dcom‐
put er) ............................................. ..... 220
Switc hingon/off........................... ...... 221
Headla mps
see Automatic driving lights
Headlin er(car e)....................................... 274
Heating see Climat econtr ol
Help call
see Mercedes-Benz emergencycallsystem High
beam
Ac tivati ng/d eactiv ating ........... ............115
High-be amflasher ................................... 115
High-be amheadlam ps
Ad aptiveHig hbeam Assis t.............. ...... 117
Hill star tassi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 167
HOLD functio n...... ................................... 166
Fu nctio n/no tes ................................... 166
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 166
Home screen (media display)
Ov ervie w ...... .................................... ... 223
Hood Opening/clo sing................................. 264 I
Iden tificatio nplat e
Engine ................................................ .3 29
Re frig er ant .......................................... 336
Ve hicle ............................................. ... 329
Ignition Switc hingon(Start/S topbutt on) ........ 133
Ignit ionkey
see Smar tKey Imm
obiliz er................................................ 83
Indi catorlam ps
see Warning/ indic ator lam ps
Individ ualdrive pr og ram
Con figur ing .......................................... 146
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 146
Insid ere ar vie wmir ror
see Exterior mir rors
Insp ectio n
see ASSYST PLUS
Ins trument cluster
Fu nctio n/no tes ............................2 15,21 6
Ins trum ent Disp lay
Fu nctio n/no tes .................................... 216
Ins trument cluster ..... ............................ 10
Wa rning/ indic ator lam ps.....................3 87
Ins trum ent Disp layand on-b oard
com puter
Fu nctio n/no tes .................................... 215
Int ellig entLight System
Ad aptiveHig hbeam Assis t.................... 117
Cor nering light <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .............117 Inde
x41
5

Mer
cede s-Benz emergency callsys‐
te m ........... ........... ......................................251
Au tomatic emerg encycall............... .... 252
Inf ormation .......................................... 251
Inf ormation ondat atransf er............... 253
Manua lemer gency call<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 253
Ov ervie w <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>252
Mer cedes -Ben zLi nk
see Sma rtphone integratio n
Me ssag e(mu ltifun ction displa y)
se eDis play messa ge
Messag ememor y...... .............................. 340
Mir rors
see Exterior mir rors
Mobi lephone
Wi reless chargin g.................................1 11
Mobi lephone
see Smar tphone integr ation
see Telephon e
Model series
see Vehicle identif ication plate
MOExt ended tires .................................... 278 Multifunc
tiondispla y
Ov ervie wof thedispla ys<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 219
Multifunc tionsteer ing wheel
Ov ervie wof butt ons .............................2 17
Multifunc tionsteer ing wheel
see Steer ing wheel
Mult imedia system
Collision detection (parked vehicle) ..... 160
Multimedia system
see Display(mult imedia system)
see MBUX Interior Assis tant (mu lti‐
med iasystem)
see MBUX multimedia system
see Touc hpad N
Na vig ation
No tes .................................................. 234
Ov ervie w .......................................... ... 235
Sho wing/hiding themenu ............... ....2 34
Switc hingon....... ............................ .... 234
Na vig ation
see Destination entry
see Map see
Route
Ne utr al
Inser ting.............................................. 148
No teson breaking-in ane wvehicl e...... .136 O
Occ upant safety
see Airbag
see Automatic front pass engerfront
airb agshut off
see Pets intheve hicle
see PRE-S AFE®
(anticipat oryoccu‐
pant protect ion)
see PRE-S AFE®
Im pulse Side
see PRE-S AFE®
PL US (antic ipatory
occupant protect ion plus)
see Restra int system
see Seat belt
Oil see Engine oil
On-boar dcom puter................................. 217
Dis play ing theser vice duedate........... 263
Head-up Displaymenu ........................ 220
Multifunc tiondispla y............................2 19 Inde
x41
9

Oper
ating ............ ................................. 217
Ov ervie wof menus .............................. 217
On-boar ddiagnos ticsinterface
see Diag nostics con nection
Online services
Dat ast or ag e ............ .............................. 32
Open-sour cesof tware .............................. 34
Opening thetrunk lidusing your foot
HANDS-FREE ACCES S.................... .......7 4
Oper ating fluids
Ad ditiv es(fuel) .................................... 333
Br ak efluid ...................................... .....3 34
Coo lant (engi ne)....... ........................... 335
Engine oil....... .....................................333
Fu el(gasoline) .....................................3 32
No tes .................. ................................. 331
Re frig er ant (airconditio ningsystem) ...336
Wi ndsh ield wa sher fluid .................. .... 335
Ope ratin gsaf ety
48 Von-boa rdelectr icalsystem ............ 23
Dec laration ofcon form ity (wir eless
ve hicle component s)........................ ..... 25
EQ boos t............................................... 23
Inf ormation ............................................ 23 Oper
ating system
see On-bo ardcom puter
Oper ator' sMan ual
Ve hicle equipment ........................... ...... 21
Oper ator's Manua l(digital) ....................... 18
Op timiz edacceler ation........................... 137
Ac tivati ng ........... ................................. .137
Ov erhead controlpanel
Ov ervie w .......................................... ...... 12 P
Pa int code ................................................ 329
Pa intw ork(cleaning instructions) .......... 271
Pa nel heating
Se tting ............................................. ...... 95
Pa nic alar m................................................ 65
Ac tivati ng/d eactiv ating ........... ..............65
Pa rk pos ition
Inser ting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> .............148
Sel ecting automatical ly<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 148
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
00110011> 203
Ac tivati ng ........... ................................. 207
Ad jus ting warning tones <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 208
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>203
Sid eim pa ct protect ion ........................ 206
Switc hingoff....................................... 207
Sy stem limit ations ...............................2 03
Pa rking assis tance systems
see ActivePa rking Assist
Pa rking brak e
see Elec tric par kingbr ak e
Pa rking foran extended period .............. 160
Pa rking light s...........................................1 14
Pa rking posit ion
Ex terior mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 124
St or ing theposition ofthefront -
passeng eroutside mirrorusi ng
re ve rsege ar .........................................1 25
PA SSEN GERAIRBAGstatus displa y
see Automatic front pass engerfront
airb agshut off 420
Index