belt MERCEDES-BENZ CLS 2020 Service Manual

Obser
vethefo llo wing informa tion: Cleaning
andcareA voiding vehicl edamag e
Seat belts
Cleanwithluk ewa rmand soap ywa ter. R
Donotus ech emical cleaningag ent s.
R Donotdr yseat belts byheating them toove r17 6°F
(80 °C) orexposing them todirect sunlight .
Displa y
Cleanthesur face car efu llywith amic rofiber clothand asuit ‐
able displa ycar epr oduc t(TF T/L CD). R
Swit choffth edispla yand letit cool down.
R Donotuse anyot her cleaning products.
Plas tictrim R
Clea nwit hadam pmicr ofiber cloth.
R Forhea vysoil ing: usecarepr odu ctrecomme ndedfor
Mer cedes-Ben z. R
Donotatt achsticke rs,fi lms orsimilar materials.
R Donotallo wcos metics,inse ctrepellent orsun cream to
come incont actwith theplas tictrim.
Re alwo od/t rim ele‐
men ts R
Clea nwi th amic rofiber cloth.
R Blackpiano-lac quer look: clean withadam pclo thand
soap ywa ter.
R Forhea vysoil ing: usecarepr odu ctrecomme ndedfor
Mer cedes-Ben z. Do
notuse solvent-ba sedcleani ng agents, polishe sor wa xes.
Headliner Cleanwit habr ush ordrysham poo.
Car pet
Usecarpetand textil ecle ani ng agents recomme ndedfor
Mer cedes-Ben z. Maint
enance andcare37
1

Pr
eceding letter 1 1:
R Without :passeng ervehicle tires accor dingto
Eur opeanma nuf actu ring standar ds.
R "P": passe nger vehicle tires accor dingtoUS
manuf acturingstandar ds.
R "LT": light truc ktir es acc ordin gto US manu‐
fa ctur ingstandar ds.
R "T": com pact emer gency sparewheels with
high tirepr essur eth at areon lyde signe dfo r
te mp orar yuse inan emer gency .
As pec tra tio 3 3:
Ra tio betwee ntir ehe ight and tirewi dthin pe r‐
cent (tire height divided bytirewi dth).
Tir eco de 4 4
(tire type ):
R "R"ra dial tire
R "D": bias plytire
R "B": bias beltedtires
R "ZR": radial tirewit hamaximum speedabove
14 9mp h(2 40 km/h) (optional) Rim
diame ter5 5:
The diam eter ofthebead seat(notth ediame ter
of therim flang e).The rim dia me teris specif ied
in inc hes (in).
Load-be aring inde x6 6:
Numer icalcode that spec ifies themaximum
load-bear ingcapacity ofatir e(e.g. "91" cor re‐
sponds to1356 lbs (615 kg)).
The load-bear ingcapacity ofthetir emus tbe at
leas thalf theper missible axleload ofyour vehi‐
cle. Donotove rload thetir es by exc eeding the
specif iedload limit.
See also:
R Maximum permissible loadontheTire and
Loadi ngInfo rm atio nplacar d(/ page40 3)
R Max imum tireload (/page40 9)
R Load index
Speed ratin g7 7:
Spe cifiesth eappr oved maximum speedofthe
tir e. %
Anelectr onicsp ee dlimi terpr eve nts your
ve hicle from exceeding aspeed of130mp h
(2 10 km/h) .
Ma kesur eth at your tires have there qu ired
speed rating .Yo ucan obtain informat iononthe
re qu ired speed rating from anauthor ized
Mer cedes-B enzCent er.
Summ ertires Inde
xS peedra tin g
Qu pto 100mp h(1 60 km/h)
Ru pto 106mp h(170 km/h)
Su pto 112mp h(1 80 km/h)
Tu pto 118mp h(1 90 km/h)
Hu pto 130mp h(210 km/h)
Vu pto 149mp h(2 40 km/h)
Wu pto 168mp h(2 70 km/h)
Yu pto 186mp h(3 00 km/h) Whee
lsand tires 41
1

Inde
xS peedra tin g
ZR ...Y 1
upto186mp h(3 00 km/h)
ZR ...(..Y) 1
over18 6mp h(3 00 km/h)
ZR 1
over14 9mp h(2 40 km/h) R
Specifying thespeed rating asthe"ZR" index
in tirecode 4isop tion alfortir es up to
18 6mp h(3 00 km/h) .
R Ifyo ur tireco de 4 includes "ZR"andther e
is no speed rating 7,find outwh atthemax‐
imum speed isfrom thetir emanuf acturer.
R Ifload-bear inginde x6 and speed rating 7
ar ein brac kets, themaximum speedrating of
yo ur tireis abo ve186mp h(300 km/h). To
fi nd outth emaximum speed,askthetir e
manuf acturer. All-w
eather tires and wint ertires Inde
xS peedra tin g
Q M+S 2
upto100mp h(1 60 km/h)
T M+S 2
upto118mp h(190 km/h)
H M+S 2
upto130mp h(210 km/h)
V M+S 2
upto149mp h(2 40 km/h) Wi
nter tires bear the004D snowflak esymbol
and fulfillthere qu iremen tsof theRu bber Manu‐
fa ctur ersAssoci ation (RMA) andtheRu bber
Assoc iation ofCanada (RAC)rega rding thetir e
tra ction onsno w.
Load index8 8:
R Nospec ificat ion given: standar dload (SL)
tir e
R "XL" or"Ex tra Load": extra load tireor rein‐
fo rc ed tire
R "Light Load": lightloadtire R
"C", "D", "E":aload rang eth at depen dson
th emaximum loadthat thetir ecan carryata
cer tain pressur e Def
inition ofterm sfo rtir es and loadin g
Ti re stru ctu reand charact eristics :descr ibes
th enumber oflaye rs or thenumber ofrubber -
coat edbelts inthetir econ tact surface and the
tir ewa ll.These aremade ofsteel, nylon, poly‐
es terand other materials.
Bar: metric unit fortir epr essu re.
14 .5038 pounds persquar einc h(p si) and
10 0kilop ascal(kP a)istheeq uiv alent ofone bar.
DO T(Depar tment ofTranspo rtation ):DO T-
mar kedtir es fulf illthere qu iremen tsof the
US Depar tment ofTrans portatio n.
Av erag ewe ight oftheve hicl eoc cupants: the
num berof vehicle occupants forwhi chtheve hi‐
cle isdesigned, multiplied by150lb (68 kg).
1 "ZR" stat ed inthetir ecode.
2 Or "M+S 004D" forwint ertires 41
2
Wheels andtires

Pr
og ressiv ese tting Ve
hicl eswith aWi des cree nCo ckpit: ifyo u
select thepr ogr essiv edispla yse tting, theposi‐
tion sof theindicat orlam pson theIns trument
Displa ywill chang e.
Indi catorand warning lam ps:
0058 Lo
wbeam (/page12 3)
0060 Pa
rking lam ps(/ page12 3)
0057 Hi
gh beam (/ page12 4)
003E003D Tu
rn signal lights(/pag e12 4)
005E Re
ar foglight (/page12 3)
0075 Re
stra int system(/ page490) 00E9
Seat
beltnotfa stened (/page490)
0027 US
A:brak es (red) (/ page495)
004D Canada:
brak es (red) (/ page495)
0024 Elect
ric pa rking brak e(yello w)
(/ page495)
0049 US
A:elect ric pa rking brak eapplied
(r ed) (/ page495)
0024 Canada:
electric pa rking brak e
applied (red) (/ page495)
0025 AB
Smalfun ction (/ page498)
00E5 ESP®
(/ page498)
00BB ESP®
OFF (/page498)
L Distance warning (/ page49 7)
Ù Electric po we rst eer ing malfunct ion
(/ page49 1)
ä AIRBODY CONTR OLmalfu nction
(/ page49 7)
ä DYNA MIC BODY CONTR OLmalfu nc‐
tion (/page49 7)
00B9 Chec
kEngine (/page492)
003D Electr
icalmalfu nction (/page492) 00B6
Fu
elreser vewit hfuel filler cap loca‐
tion indic ator (/ page492 )
ÿ Coolanttooho tor
cold (/page492)
0077 Ti
re pressur emonit or(/ page50 1) Displa
ymessag esand warning/ indic ator lam ps 489

Occupant
safety Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0075 Re stra int system warning
lam p The
redre stra int system warning lam pis lit while theengine isrunning .
*Th ere stra int system ismalfunct ioning(/page35). &
WARNIN GRisk ofinju rydue tomalfu nctions inthere stra int system
If th ere stra int system ismalfunct ioning,restra int system com ponen tsma ybe trigg ered unint entionall yor ma y
no tdeplo yas intended during anacciden t.This mayaf fect theEmer gency Tensi oni ng Device sor airba gs, for
ex am ple. #
Have there stra int system checkedand repair edimmediat elyataqu alif ied spec ialistwo rkshop. #
Drive on car efully . #
Notethemessag eson themultifunc tiondispla y. #
Con sult aqu alif ied spec ialistwo rkshop immediat ely.
0076
Sea tbel twa rning lam p
fl ashes The
redseat beltwarning lam pflashes andanintermit tent wa rning tone sou nds.
*T he driver or front passeng erhas notfa stened their seat beltwhile theve hicle isin mo tion. #
Fasten your seat belt(/ page39 ).
*T her ear eobject son thefront passeng erseat. #
Remo vetheobjec tsfrom thefront passeng erseat. 490
Displa ymessag esand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0076 Seat beltwarning lam p
light sup The
redseat beltwarning lam pwill light upforsix seconds oncetheengine hasstar ted.
In addition, awa rning tone maysou nd.
*T he seat beltwarning lam pre minds thedr iver and front passeng ertofasten their seat belts. #
Fasten your seat belt(/page39 ).
If yo uha ve placed objectson thefront passeng erseat, theseat beltwarning lam pma yre main lit. Ve
hicl e Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
Ù Wa rning lam pfo relectr ic
po we rst eer ing The
redelect ric po we rst eer ing warning lam pis lit while theengine isrunning .
*Th epo we r-assis tedsteer ing orthesteer ing itself ismalfunct ioning. &
WARNIN GRisk ofacci dent ifsteer ing capability isim pair ed
If th esteer ing does notfunc tion asintended, theve hicle's operating safetyis jeopar dized. #
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. #
Notethemessag eson themultifunc tiondispla y. Dis
play messa gesand warning/ indic ator lam ps 49
1

To
w- star tin g........................................ 390
To wing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 386
Tr ans portingth eve hicle ......................3 88
Br eakdo wn
see Flat tire
Bur mes ter®
high-e nd3D surround
soun dsy stem
Ad jus ting thebalance/f ader............... 356
Ad jus ting thesound optimiz ation ........ 356
Ad jus ting treb le,mid -rang eand bass
se tting s............ ................................... 355
Au tomatic volume adjustment ........ .....3 56
Ca lling up thesound menu .................. 355
Inf ormation .................................... ...... 355
Select ingthesound profile .................. 356
Bur mes ter®
sur round soun dsy stem .....3 54
Ad jus ting thebalance/f ader............... 355
Ad jus ting thesound focus <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 355
Ad jus ting treb le,mid -rang eand bass
se tting s............ ................................... 354
Au tomatic volume adjustment ........ .....3 55
Ca lls up thesound menu ............... ...... 354
Inf ormation ......... ........................... ...... 354 Switc
hingthesur round soun don /of f
.. .. .................................................... .....3 55
Butt ons
St eer ing wheel .....................................2 31 C
Call list
Mak ingacall ........................................ 317
Ov ervie w .......................................... ....3 17
Callin gup thesound menu
Bur mes ter®
high-end 3Dsurround
soun dsy stem ...................................... 355
Calls ..........................................................3 13
Ac cep ting <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>313
Ac tivati ng functio nsduring acal l......... 314
Calls withse veralpar ticipant s.............3 14
Decl ining ............. .................................313
Endi ngacal l............. .......................... .313
Incoming callduring anexistin gcall .... 314
Making ............................................. ....3 13
Mer cedes me...................................... 323
Calls upthesound menu
Bur mes ter®
sur round soun dsy stem ...354 Camer
a
see 360° Camer a
see Rear vie wcam era
Car key
see Smar tKey
Car wash
see Care
Car wash (car e)....................................... 364
Car e..........................................................3 70
Air -water duct ......................................364
Au tomatic carwash ............................. 364
Car pet.................................................3 70
Decor ativefo il .....................................3 67
Dis play <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 370
Ext eriorlighti ng............ ....................... 369
Hea dline r............. ................................370
Matt efinis h<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ................366
Pa int wo rk <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 366
Pl as tic trim <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 370
Po we rwa sher ...................................... 365
Re alwo od/tr imelements .................... 370
Re ar vie wcam era ................................ 369
Seat belt.............................................. 370
Sea tco ver..... ...................................... 370 508
Index

Multimedia
system
see Entering charact ers
see Touc hCon trol
see Touc hpad N
Na vig ation
Call inguptheDigit alOper ator's
Manual ............ ................................. ... 307
Menu (on-boar dcom puter) .................. 238
Sho wing/hidin gth emenu ............... ....2 82
Switc hingon....... ................................ 282
Up dating themap data........................ 305
Vo ice com mand s(V oice ControlSy s‐
te m) .................................................. ... 248
Na vig ation
see Destination
see Destination entry
see Map
see Route
see Routeguidan ce
see Traf fic inf ormati on
Na vig ation announcements
Ac tivati ng/d eactiv ating ........... ............295
Ad jus ting thevo lume ...................... .....2 96 Re
peating ........................................ .... 296
Switc hingaudio fadeout on/off...... .... 296
Na vig ation messag es
On-boar dcom puter ............................. 238
Ne arField Comm unication(NFC) ...........3 12
Con necting themobile phonetothe
multime diasystem ...............................3 12
Inf ormation ..................................... .....3 12
Swi tching Bluetoo th®
audio equip‐
men t.............................................. ...... 347
Swit ching mobile phones................ .....3 12
Using amobile phone ..................... ..... 312
Ne utr al
Inser ting.......................................... .... 157
NFC see NearFie ldCo mmu nication(NF C)
No n-oper ational time
Ac tivati ng/d eactiv ating standb y
mode .............................................. .....1 73
St andb ymode function .................. ...... 173
No tes ........................................................ 147
Op timized acceleration........................ 147
No teson breaking-in ane wve hicl e...... .146 O
Occ upant safety
Pe ts intheve hicle ................................. 64
Occupant safety
see Airbag
see Automatic front pass engerfront
airb agshut off
see PRE-S AFE®
(anticip ator yoccu‐
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
Odome ter
see Totaldis tance
Oi l
see Engi neoil
On -bo ardco mp uter ...... ...........................232
Assis tance menu <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .........235
Disp laying theser vice duedate........... 357
Head-up Displaymenu .........................2 41
Media menu ........................................2 40 Inde
x525

Dis
play ing service informatio n............ 354
Inf ormatio n.................................... ...... 350
Inf ormatio nabout SmartFa vorite s
and TuneS tart <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 353
Log ging in<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 350
Mo ving ach ann el................................ 352
Music andspor taler tsfun ction .......... 352
Ov ervie w ........................................ ...... 351
Pa use and playbac kfun ction ...............3 53
Re strictions <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> ............350
Sele cting acat ego ry<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 351
Sel ecti ngach ann el........................ .....3 52
Se tting musicand spor tal er ts ....... ..... 352
Se tting thepar entalcon trol ................. 352
St or ing ach ann el................................ 352
Swit ching on .................................. .....3 50
SD card
Inser ting/r emoving ............................ .337
Seat ....................................................9 2,10 8
4-w aylumbar support...........................9 3
Ad jus ting (electr ica lly)............ ...............95
Ad jus ting (SeatCo mfort) ............ ........... 93
Bac kres t(r ea r)lock ing .........................1 10
Cor rect driver's seatpos ition ................ 92Fo
lding thebac kres t(r ear passeng er
com partmen t)bac k........................ ..... 110
Fo lding thebac kres t(r ear) forw ards .... 108
Massag epr ogr am overview ...................9 8
Oper ating thememor yfunc tion ..........1 04
Pa nel hea ting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> .............100
Re settin gth ese ttings ............................9 9
Se tting automatic lateral supp ort
adju stment ............................................ 98
Se tting options ...................................... 16
Wo rkout progr am overview .................... 98
Seat see Front passeng erseat
Seat adjustment
Conf iguring ............................................ 98
Seat belt..................................................... 36
Car e................................................ ....3 70
Pr otect ion ....................................... .......3 6
Seat beltadjustment
Ac tivati ng/d eactiv ating ........... ..............40
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>40
Se at beltwa rning
see Seat belts Seat
belts ...................................................4 0
Ac tivati ng/d eactiv ating seat belt
ad jus tment ............................................ 40
Ad jus ting theheight .............................. 39
Fa stening ............................................... 39
Re duced protect ion ...............................3 8
Re leasing ...............................................4 0
Sea tbel tad jus tment (function) ............. 40
Wa rning lam p........................................ 40
Seat cover(C are) ............ .........................370
Seat heatin g
Ac tivati ng/d eactiv ating ........... ..............99
Se at ventilat ion
Ac tivati ng/d eactiv ating ........... ............101
Second telephone .................................... 311
Con necting .......................................... 310
Fe atur es...............................................3 11
Selec tingage ar
see Changing gears
Select ingthesound profile
Bur mes ter®
high-end 3Dsurround
soun dsy stem ...................................... 356 530
Index

Sof
twareupda te<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 277
Inf ormation .......... ............................. ... 277
Pe rfor ming ............... ........................... 277
Sy stem updat es................................... 278
Sound PRE-S AFE®
Sound ................................. 48
Wheels andtires .............................. ....3 94
Sound see Burmes ter®
sur round soun dsy stem
see Sound settings
Sound settings ......... ...............................3 54
Au tomatic volume adjustment ........ .....3 54
Calls upthesound menu ............... ...... 354
Inf ormation .......................................... 354
Spar ewheel
see Emer gency sparewheel
Specia lseat beltretract or <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> ..56
Spe ciali st wo rkshop ..................................2 7
Speec hdialog system
see Voice Cont rolSy stem
Speed index(tir es) ................................... 410
Speedome ter
Dig ital ............ ......................................236 St
andb ymode
Ac tivati ng/d eactiv ating ........... ............173
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>173
St anding lights ........................................ 123
St art-of fassi st
see Optimized acceleration
St art/S topbutt on
Pa rking theve hicle .............................. 164
St artin gth eve hicle ........................ ..... 144
Swi tching onthepo we rsupp lyor
ignitio n..... ........................................ ... 143
St art/s topfunc tion
see ECOstar t/ stop funct ion
St arting assistance
see Jump -sta rt connecti on
St arting theengine
see Vehicle
St arting-o ffaid
see Hillstar tassis t
St ation
Dele ting .......................................... ..... 349
Dir ect freq uency entry....... .................349
Mo ving ................................................ 349 Sear
ching ............................................ 349
Se tting .................................................3 49
St or ing ................................................ 349
St ation list
Ca lling up ....... .....................................349
St ation prese ts
Modi fying ....... .....................................349
ST EER CONT ROL
Fu nctio n/no tes .................................... 178
Ste ering wheel .........................................2 31
Ad jus ting (electr ica lly) ............ .............102
Ad jus ting (manually)............ ................101
Butt ons <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> .......231
Ope rating thememor yfunc tion ..........1 04
St eer ing wheel heater.......................... 103
Ste ering wheel heater
Swit ching on/ off.................................1 03
Ste ering wheel padd leshif ters .............. 158
St ow agear eas
see Load ing
see Stow agecom partment
St ow ageco mp artment ........................... 107
Ar mr est<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> ......107 532
Index