2020 MERCEDES-BENZ CLS tow

yo
ur vehicle. Consult this manual todeter‐
mine howthis reduces theav ailable cargo
and luggageload capac ityofyour vehicle.
% Notall vehicles areper mitt edtotow a
trailer .To wing atrailer isonl yper mittedifa
tra iler -hit chisins talled. Please consult an
aut hor ized Mercedes -Benz dealer ifyo uha ve
an yqu estion sabout towing atrailer with
yo ur vehicle.
Ev en ifyo uha ve cal cul ated thetot alload care‐
full y,yo usho uld still mak esur eth at themaxi‐
mum permissible gross weight andthemaxi‐
mum gross axle weight rating ofyour vehicle are
no texc eeded. Details can befound ontheve hi‐
cle identif ication plate. #
Have your loaded vehicle –including driver ,
occupants andload –we ighed onave hicle
we ighbr idge.
The measur edvalues mayno texc eed the
maximu mper missi blevalues stat ed on the
ve hicle identif ication plate.
Fu rther relat ed subje cts:
R Calculation exam ple forde term inin gth emax‐
imum load(/page405)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page40 3)
R Tire pressur eta ble (/ page39 7)
R Vehicle identif ication plate Calculation
exam ple forde term ining the
ma ximum load The
follo wing table showsexam ples ofhowto
cal cul ateto ta land load capac itieswithva rying
seatin gcon figur ations anddiffere nt num bers
and sizes ofocc upant s.The follo wing exam ples
use amax imum loadof1500 lbs (680 kg).This
is forillus tratio npur pos esonly.Mak esur e
yo uar eusin gth eactual loadlimit foryo ur vehi‐
cle stat ed on your vehicle's Tire and Loadi ng
In fo rm atio nplacar d(/ page40 3).
The high erthewe ight ofall theoccupant s,the
smaller themaximum loadforlug gage .
Ste p1 Ex
am ple 1E xamp le2
Combine dmaxim umweight ofocc upant sand
load (datafrom theTire and Loadi ngInfo rm atio n
placar d) 15
00 lbs (680 kg)1 500lbs(680 kg) Wheels
andtires 405

*
NO
TEPrema ture wearthro ugh unleaded
re gular gasoline Un
leade dre gular gasoline cancause the
engine towe armor equ ickl yand impair lon‐
ge vity and perform anc e.
If unle aded premium grade gasoline is
una vailable andyouha ve torefuel using
unle adedre gular gasoline: #
Onlyfill th efuel tank tohalf fullwith
unleaded regular gasoline andfill up as
soon aspossible withunleaded pre‐
mium grade gasoline. #
Donotdr ive at themaximum design
speed. #
Avoid sudden accelerationandengine
speeds over3000 rpm. Fu
rther information onfuel isavailable atthefo l‐
lo wing locations:
R Ataga sst atio n
R Ataqu alif ied spec ialistwo rkshop
R USAonly: athttp: //www .mbusa.com Inf
ormat iononaddit ives ingasoline
Obser vetheno teson oper ating fluids
(/ page43 0).
* NO
TEDama gefrom use ofunsu itabl e
add itives Ev
en smal lamou ntsofthewr ong additiv e
ma ylead tomalfu nctions occurring. #
Only addcle ani ng additiv es recomme n‐
ded byMer cedes-Ben zto thefuel. Mer
cedes- Benzrecomme ndsthat youuse fuel
br and sth at have addit ives.
In som ecoun tries, thefuel available mayno t
ha ve suf ficie ntadditiv es. Residue could buildup
in thefuel injec tionsystem asare sult. Inthis
case, incon sult ation withan aut hor ized
Mer cedes -Benz Cent er,th efuel maybe mix ed
wit hth ecleanin gadditiv ere comme ndedby
Mer cedes-Ben z.Be sureto obser vetheno tes
and mixing ratio ssp eci fied on thecon tainer . Ta
nk cont entand fuel reser ve
Cap acity Mod
el Total cap acity
Al lmo dels 21.1ga l(80. 0liter s) Model
Ofwhic hre ser ve
All mod els3 .2gal(1 2. 0liter s) Engine
oil No
teson engine oil
Obser vetheno teson oper ating fluids
(/ page43 0). 432
Tech nica lda ta

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
To appl y: #
Swi tchof fth eignition .
The electr icpar king brak ewill beapplied automaticall y.
If th eelectr icpar king brak eis no tto be applied, e.g.atan aut omatic carwash orwhen theve hicle isbeing towe d,
lea vetheignition switchedon.This does notinclude having theve hicle towe dwit hth ere ar axle raised.
If th eelectr icpar king brak eis no tapplied automaticall y: #
Switc hth eignition offand switc hit bac kon. #
Release andthen apply theelectr icpar king brak emanuall y(/ page17 1).
If it is still no tpossible toappl yth eelectr icpar king brak e: #
Consult aqu alif ied spec ialistwo rkshop. #
Wher enecessar y,also secureth epar kedve hicle agains tro lling away.
To release: #
Ifth econ ditions forau tomatic release arefulf illed andtheelectr icpar king brak eis no tre leased automat ically,
re lease theelectr icpar king brak emanuall y(/ page17 1).
If it is still no tpossible torelease theelectr icpar king brak e: #
Donotcon tinue driving under anycir cums tances. Consu ltaqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 459

Assis
tance
Men u(on -boardco mp uter) .................. 235
Assis tance systems
see Drivin gsaf etysy stem
ASS YSTPL US <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>357
Batt erydi sconne ctionpe riods .............3 58
Displ aying theser vice duedate........... 357
Fu nctio n/no tes ................................... 357
Re gular maint enance work <0011001100110011001100110011001100110011001100110011001100110011
00110011> 357
Spec ialser vice requ iremen ts.............. 357
ATA (anti-thef tala rm system) .................. 89
Ac tivati ng/d eactiv ating theint erior
mo tion sensor ........................................9 1
Ar ming /disarm ing theto w- aw ay
alar m.................... .......................... .......9 0
Dea ctivating thealar m.......................... 90
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 89
Fu nctio nof theint erior motion sensor ..90
The tow- aw ay alar mfun ction .................9 0
AT TENTI ONASSIST <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 220,22 1
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 220
Se tting <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 221
Sy stem limit ations ........................... ....2 20 At
tention assistant
see ATTENTION ASSIST
Au dio mode
Ac tivati ng med iamod e........... .............337
Co nnecti ngUSB devic es ........... .......... 338
Co pyrights ...........................................3 37
Inf ormation ...................................... .... 335
Inser ting/r emoving anSD card.... ....... 337
Media search<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 342
Ov ervie w <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 338
Pa use and playbac kfun ction ...............3 39
Selecti ngatrac k ....... .......................... 339
Selecti ngplayba ckoptions ............ ...... 339
Tr ac klis t.............................................. 339
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 ........... ............ ..124
Au tomatic engine star t(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> ........151 Au
tomatic engine sto p(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> .........151
Au tomatic fron tpass engerfr on tair‐
bag shutoff <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 44,46
Fu nctio nof theaut omatic front
passeng erfront airbag shutoff.............. 44
PA SSENGER AIRBAGind icat orlam p.....4 6
Au tomatic fron tpass engerfr on tair‐
bag shutoff
see Automatic front pass engerfront
airb agshut off
Au tomatic lateral supp ortadjus tment
Se tting ............ .......................................98
Au tomatic mirrorfo lding function
Ac tivati ng/d eactiv ating ........... ............134
Au tomatic trans mis sion
DIR ECT SELEC Tleve r..... ......................156
Dr ive pr ogr am disp lay ............ ..............155
Dr ive pr ogr ams............ ........................ 155
DY NA MIC SELE CTswitc h.................... 155
Eng aging drive po sitio n............ ........... 158
Eng aging neu tral ............ ...................... 157
Eng aging park position ........................ 158
Eng aging reve rsege ar .........................1 57 506
Index

Des
tinat ion entry<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 283
Ent ering 3wo rdaddr esse s.................. 288
En tering aPOI oraddress <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 283
Ent ering anintermed iate des tination ...2 87
Ent ering geo-coor dinates.................... 288
Select ingacont act........................ ..... 288
Select ingaPOI .................................... 286
Select ingfrom themap ....................... 289
Select ingprev ious destination s...........2 85
De tectin ginat tentiv eness
see ATTENTION ASSIST
Diagnos ticsconnec tion............................2 6
Digita lOp erator' sMa nua l........................ 20
Digita lsp eed ome ter ............ ...................236
Di ng hy towing
see Tow- bar system
DIRECT SELECT leve r............ ...................156
Eng aging drive po sitio n............ ........... 158
Eng aging neu tral ............ ...................... 157
Eng aging park position ........................ 158
Eng aging park position automatic ally .. 158
Eng aging reve rsege ar .........................1 57
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 156 Disp
lay
Car e................................................ .... 370
Disp lay(m ult imedi asy stem)
Se ttings .......................................... .....2 68
Di spla y(on -boar dco mp uter)
Displ ayson themultifunc tiondispla y.. 234
Displa ycont ent
Se tting theadditional value rang e ....... 233
Di spl aymes sage........... ............ ..............439
Ca lling up(on-bo ardcom puter) ..... ......4 39
No tes .................................................. 439
Displa ymessag es
00B2 ---mp h...................................... 471
ç ---mp h...................................... 470
003D 12VBatt erySee Oper ator's
Manual .................................................4 78
00D7 48VBatt erySee Oper ator's
Manu al....... ......................................... 480
0049 ActiveHea dlamps Inoperati ve .... 447
é ATTENTION ASSISTInoper ative
... ... .......................................................4 63 é
ATTENTION ASSIST: Take a
Br ea k! <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>........463
0049 Automatic HeadlampMode
Inoper ative..... ..................................... 446
0027 CheckBr ak eFluid Level.............. 461
0026 CheckBr ak ePa ds See Oper a‐
to r's Manua l...... .................................. 462
00BD CheckCool antLevelSee Oper‐
at or's Manual ...................................... 452
00B3 CheckEn gine OilLevel(A dd 1
qu art) .................................................. 486
0049 CheckLef tLo wBeam (exa m‐
ple) ...................................................... 446
0077 CheckTire s ................................ 482
00B2 CheckWa sher Fluid ...................4 52
ÿ Coolant TooHo tSt op Vehicle
Tu rn Engi neOff............ ........................ 453
0025 Current lyUn available See
Operat or'sMan ual...............................4 72 51
2
Inde x

DO
T,Tire Iden tificat ionNumbe r(TI N) ... 408
Dr aw bar
see Tow- bar system
Dr inking anddriving ................................ 148
Dr ive Awa yAssis t.... ................................ 218
Dr ive pos ition
In ser ting .............................................. 158
Dr ive pr og ram dis pla y........... ..................155
Dr ive pr og rams
se eDY NA MIC SELE CT
Dr iver's seat
see Seat
Dr iving lights
see Automatic driving lights
Dr ivin gsaf etysy stem .............................1 73
ABS (Anti-lock Braki ng System) ........... 174
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 178
BA S(Br akeAssi stSystem) ............... ....1 75
EBD (electr oni cbr ak efo rc edis tribu‐
tion )..................................................... 178
ESP ®
Cr oss wind Assi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 178
Ov ervie w .......................................... ....1 74
Ra dar and ultrasonic sensors.............. 173 Re
sponsibili ty...................................... 173
ST EER CONTR OL............. ....................178
Dr ivin gsy stem
DY NA MIC BODY CONTR OL............ ...... 199
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
Dr ink ing and drivin g............................ 148 Gene
raldr ivin gtips .............................1 48
No teson breaking-in ane wvehicle ..... 146
Dr ow siness detection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Sus pens ion <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 199
Dyna micha nd ling cont rolsy stem
see ESP®
(Ele ctro nic Stabilit yPr og ram)
DY NA MIC SELECT .................................... 155
Con figur ing drive pr ogr am I... .............. 156
Dis play ing engin edat a........................ 156
Dis play ing vehicle data........................ 156
Dr ive pr og ram disp lay ..... .....................1 55
Dr ive pr ogr ams ....................................155
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>155
Oper ating (DYN AMIC SELECTswitc h)
... ..........................................................1 55
Selecti ngthedr ive pr ogr am ................1 55
Sho wing operationfe edbac k............... 156 E
E1 0 ............................................................ 431
Easy entryfe atur e
Fu nctio n/no tes ................................... 103 51
6
Inde x

To
pping up...........................................3 61
Ent ering charact ers ....... ......................... 266
Fu nctio n/no tes ................................... 266
EQ boos t
Oper ating safety .................................... 24
ESC (Electr onicStabil ityContr ol)
see ESP®
(Electr onicStabilit yPr og ram)
ESP ®
Cr osswi ndAssis t..... ......................... ... 178
ESP ®
(Electr onicStabil ityProg ram) ....... 175
Ac tivati ng/d eactiv ating ........... ............178
Fu nctio n/no tes .................................... 175
Ext erior light ing
Car e.................................................... 369
Ext erior light ing
see Ligh ts
Ext erior mir rors <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 132, 133
Anti-g lare mode (automatic) ................1 33
Au tomatic mirrorfo lding function ........ 134
Fo lding in/out .....................................1 32
Oper ating thememor yfunc tion ..........1 04
Pa rking posit ion.............................. .....1 33
Se tting ................................................. 132 Ext
ernal device
Loc king(c hild safetyloc k) ...................2 73
Ey eg lass escom partmen t........... ............108 F
Fa tig ue detection
see ATTENTION ASSIST
Favo rite s
Ad ding .................................................2 63
Ca lling up ....... ................................... ..263
Dele ting .......................................... ..... 264
Mo ving ................................................ 264
Ov ervie w ....... ................................... ...263
Re nam ing<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>264
Fl aco n
Inse rting/ remo ving ......................... .... 140
Flat tire .....................................................3 73
Chan gingawheel .................................4 19
MOExt ended tires ................................ 374
No tes ................................................... 373
TIREFIT kit...........................................3 75
Flat towing
see Tow- bar system Floor
mats................................................ 121
Fo ilco vering
Ra dar and ultrasonic sensors.............. 173
Fr ag rance
see Perfume atomiz er
Fr ee sof tware ............................................ 32
Fr eq uencies
Tw o-w ayradio ...................................... 427
Fr eq uency band
Dialin g(on -boardcom puter) ................ 239
Fr ont airbag (driver ,fr ont passeng er)...... 41
Fr ont passeng erseat ................................ 95
Ad jus ting from thedr iver's seat ............ 95
Fr ont passeng erseat
see Seat
Fu el ...........................................................4 32
Ad ditiv es.............................................4 32
E1 0 ....... ............................................... 431
Fu elreser ve <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 432
Ga sol ine <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 431
Qua lity (gas oline )<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 431
Re fuel ing ............................................. 162
Sul fur cont ent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 431 51
8
Inde x

Pa
rking posit ion
Ex terior mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 133
St or ing theposition ofthefront -
passeng eroutside mirrorusi ng
re ve rsege ar .........................................1 34
PA RK TRONI C
Ma lfunction <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> ............204
PA SSEN GERAIRBAGstatus displa y
see Automatic front pass engerfront
airb agshut off
Pa yload
Calculat ionexam ple ............................ 405
De term inin gth emaximum .................. 404
Pe rfume
see Perfume atomiz er
Pe rfume atomizer .................................... 140
Inser ting/r emoving theflacon .............1 40
Se tting ................................................. 139
Pe rfume vial
see Perfume atomiz er
Pe rm itted towing methods .....................3 85
Pe rsonaliz ation
see User profile Pe
ts inthe vehicl e...... ...............................64
Phone book
see Cont acts
Pictur efo rm ats
see Video mode
Pictur ese ttings
see Video mode
PIN protection
Ac tivati ng/d eactiv ating ........... ............275
Plas tictrim (Car e)................................... 370
Pla ybac kop tions
Selectin g.......................................... ... 339
POI Selectin g.......................................... ... 286
POI symbols
Selectin g.......................................... ... 303
Po we rcl os ingfun ction
Doo r............ ............. .......................... ...74
Po we rsupp ly
Swi tching on(Start/S topbutt on) ........ 143
Po we rwa sher (care)...............................3 65 Po
we rwi ndo ws
see Side windo ws
PRE-S AFE®
(anticipat oryoccupant
pr otection) .................................................4 8
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 48
PR E-S AFE ®
Sou nd<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .........48
Re versing measur es.............................. 49
PRE- SAFE®
Im pulse Side...........................4 9
Ac tivati on ........... ...................................35
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 49
PRE -SAF E®
PL US (anticipat oryoc cu‐
pant protection plus)................................ 49
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 49
Re versing measur es.............................. 49
Pr eve ntativ eoccupant protection sys‐
te m
see PRE-S AFE®
(anticipat oryoccu‐
pant protect ion)
Pr ev ious destina tions
Selec ting.............................................2 85
Pr og rams
se eDY NA MIC SELE CT Inde
x52
7