belt MERCEDES-BENZ C-CLASS SEDAN 2020 Service Manual

No
teson cleaning andcareA voiding vehicl edamag e
Ext erior lighting
Cleanthelenses withawe tsp ong eand mildcle ani ng agent,
e.g .car shampoo. Onl
yuse cleaning agents orcleaning clothsth at aresuit able
fo rpla stic lens es.
Sensor s
Cleanthesensor sin thefront and rear bum perand inthe
ra diat orgrill wit hasof tclo thand carsham poo. When
usingapo we rwa sher ,maint ainaminimum distance of
11 .8 in(30 cm).
Re ar vie wcamer a
and 360°Camer a R
Open thecamer aco verwit hth emultimedia system
(/ page21 1) .
R Usecle an waterand asof tclo thtocle an thecamer alens. Do
notuse apo we rwa sher .
Ta ilpip es
Cleanwithaclean ingagent recomme ndedforMer cedes-
Benz, especiallyin thewint erand afte rwa shing theve hicle. Do
notuse acidic cleaning agents. No
teson car eof theint erior &
WARNIN GRisk ofinju ryfrom plastic
par tsbreakin gof faf te rth euse ofsol‐
ve nt-ba sedcarepr od ucts
Ca reand cleanin gpr oduc tscon tainin gsol‐
ve nts can causesurfaces inthecoc kpit to
become porous. When
theairbags aredeplo yed, plas ticpar ts
ma ybr eak away. #
Donotus ean ycar eor cle ani ng prod ‐
ucts containing solvents tocle an the
coc kpit. &
WARNIN GRisk ofinju ryor deat hfrom
bleac hedseat belts
Bleac hingordyeing seat belts canseverely
we aken them.
This can, forex am ple, caus eseat beltsto
te ar or failin an acc ident . #
Neverblea chordyeseat belts. Maint
enance andcare369

Obser
vethefo llo wing informa tion: No
teson 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. 37
0
Maint enance andcare

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

Ins
trum ent Disp lay(s tand ard) Wi
des cree nCo ckpit Instru men tDi spl ay Dep
endingonthedispla yse tting, theposition s
of theindicat orlam pson theIns trument Display
ma ydif ferfr om theex am ple shown.
Indi catorand warning lam ps:
0058 Lo
wbeam (/page12 1)
0060 Pa
rking lam ps(/ page12 1)
0057 Hi
gh beam (/ page12 2)
003E003D Tu
rn signal lights(/page12 2)
005E Re
ar foglam p(/ page12 1)
0075 Re
stra int system (/ page489)
00E9 Seat
beltnotfa stened
0027 US
A:brak es (red)
004D Canada:
brak es (red)
0024 Elect
ric pa rking brak e(yello w)
0049 US
A:elect ric pa rking brak eapplied
(r ed)
0024 Canada:
electric pa rking brak e
applied (red)
0025 AB
Smalfun ction
00E5 ESP® 00BB
ESP®
OFF
L Distance warning (/ page496)
Ù Electric po we rst eer ing malfunct ion
(/ page50 1)
ä AIRMATICmalfunct ion
(/ page496)
ä DYNA MIC BODY CONTR OLmalfu nc‐
tion (/page496)
00B9 Chec
kEngine (/page49 7)
003D Electr
icalmalfu nction (/page49 7)
00B6 Fu
elreser vewit hfuel filler cap loca‐
tion indic ator (/ page49 7)
00AC Coolant
tooho t/c old (/ page49 7)
0077 Ti
re pressur emonit or(/ page500) 488
Displa ymessag esand warning/ indic ator lam ps

Seat
belts 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(/page38 ).
If yo uha ve placed objectson thefront passeng erseat, theseat beltwarning lam pma yre main lit.
0076 Seat beltwarning 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(/ page38 ).
*T her ear eobject son thefront passeng erseat. #
Remo vetheobjec tsfrom thefront passeng erseat. Displa
ymessag esand warning/ indic ator lam ps 495

Bur
mes ter®
sur round soun dsy stem .....3 52
Ad jus ting thebalance/f ader............... 353
Ad jus ting thesound focus <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 353
Ad jus ting treb le,mid -rang eand bass
se tting s............ ................................... 353
Au tomatic volume adjustment ........ .....3 53
Ca lls up thesound menu ............... ...... 352
Inf ormation .......................................... 352
Switc hingthesur round soun don /of f
.. ...................................................... .....3 53
Butt ons
St eer ing wheel .................................... 229 C
Call list
Making acall ....................................... 315
Ov ervie w .......................................... ....3 14
Callin gup thesound menu
Ad vanced soundsystem ......................3 53
Call s....... ...................................................311
Ac cep ting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> ................311
Ac tivati ng functio nsduring acal l......... 311
Calls withse veralpar ticipant s.............3 11
Decl ining ............ .................................. 311 Endi
ngacal l............. .......................... ..311
Incoming callduring anexistin gcall .... 312
Making ............................................. ....3 11
Mer cedes me....................................... 321
Calls upthesound menu
Bur mes ter®
sur round soun dsy stem ...352
Camer a
see 360° Camer a
see Rear vie wcam era
Car key
see Smar tKey
Car wash
see Care
Car wash (car e)....................................... 363
Car e..........................................................3 69
Air -water duct ......................................363
Au tomatic carwash ........................ ..... 363
Car pet............................................. ....3 69
Decor ativefo il ................................ .....3 66
Displ ay<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 369
Ext eriorlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 368
Hea dline r<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 369
Ma tte finis h<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ...............365
Pa int wo rk <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 365Pl
as tic trim <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 369
Po we rwa sher ...................................... 364
Re alwo od/tr imelements ...................3 69
Re ar vie wcam era ................................ 368
Seat belt.............................................. 369
Seat cover..... ...................................... 369
Sensor s..... .......................................... 368
Ta ilpipes .............................................. 368
Wa shing byhand ................................. 364
Wheels/r ims....................................... 368
Wi ndo ws <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 368
Wi per blades .......................................3 68
Car gotie-do wnrings ...............................1 10
Car pet(Car e)...........................................3 69
Chang eof addr ess ....................................23
Cha ngeof ow ner ship ................................ 23
Changing awheel
Pr epar ation .......................................... 419
Ra ising theve hicle .............................. 420
Changing awheel
see Emer gency sparewheel
Chan ginggears ....... ................................. 155
Manually ..............................................1 55 508
Index

Ne
arField Comm unication(NFC) ...........3 10
Con necting themobile phonetothe
multime diasystem ...............................3 10
Inf ormation ...................................... .... 310
Swi tching Bluetoo th®
audio equip‐
men t.............................................. ...... 345
Swit ching mobile phones.....................3 10
Using amobile phone .......................... 310
Ne utr al
Inser ting.......................................... .... 154
NFC see NearFie ldCo mmu nication(NF C)
No n-oper ational time
Ac tivati ng/d eactiv ating standb y
mode ...................................................1 70
St andb ymode function .......................1 70
No tes ........................................................ 145
Op timized acceleration........................ 145
No teson breaking-in ane wve hicl e...... .145 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®
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 ...... ...........................229
Assis tance menu <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> .......233
Disp laying theser vice duedate........... 355
Head-up Displaymenu ........................ 239
Media menu .................................... ....2 37
Menu designs ...................................... 231
Menu overview .................................... 229
Multif unction displa y...................... .....2 32
Na vig ation system menu ..................... 235
Oper ating ............................................ 229 Ra
dio menu .........................................2 37
Ser vice menu <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 233
Te lephon emen u.................................. 238
Tr ip men u............................................ 234
On-boa rddiag nostics interface
see Diag nostics con nection
Online services
Dat ast or ag e .......................................... 30
Open-sour cesof tware ...............................3 1
Opening thetrunk lidusing your foot
HANDS-FREE ACCES S...........................7 7
Oper ating fluids
Ad ditiv es(fuel) .................................... 432
Br ak efluid ...........................................4 33
Coo lant (engi ne)....... ........................... 434
Engine oil....... .....................................432
Fu el(gasoline) .....................................4 31
No tes .................................................. 430
Re frig er ant (airconditio ningsystem) ...435
Wi ndsh ield wa sher fluid ...................... 435
Ope ratin gsaf ety
Decl arati on ofconf ormity (wirel es s
ve hicle component s)............................. 25
Inf ormation ............................................ 24 Inde
x525

Se
tting options <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 16
Seat belt..................................................... 35
Car e...... .......................................... ....3 69
Cent errear seat (releasi ng)...................3 8
Pr otect ion ..............................................3 5
Seat beltadjustment
Ac tivati ng/d eactiv ating ........... ..............39
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 39
Se at beltwa rning
see Seat belts
Seat belts ...................................................3 9
Ac tivati ng/d eactiv ating seat belt
ad jus tment ............................................ 39
Ad jus ting theheight .............................. 38
Fa stening ............................................... 38
Re duced protect ion ...............................3 6
Re leasing ...............................................3 9
Sea tbel tad jus tment (function) ............. 39
Wa rning lam p.................................. ...... 39
Seat cover(C are) ............ .........................369
Seat heatin g
Ac tivati ng/d eactiv ating ........... ............100 Seat
ventilat ion
Ac tivati ng/d eactiv ating ........... ............101
Second telephone ...................................3 08
Connecting .......................................... 308
Fe atur es.............................................. 308
Select ingage ar
see Changing gears
Select orleve r
see DIRECT SELECTleve r
Self-t est
Au tomatic front pass engerfront air‐
bag shut off..... ....................................... 45
Sens ors(Car e).........................................3 68
Ser vicece nter
see Qualified speci alistwo rkshop
Ser vice interva ldisp lay
see ASSYST PLUS
Ser vice station search
St artin gaut omat icsear ch<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 290
Se tting aspe ed
see Cruise contr ol
Se tting summe rtime <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 266Se
tting thedatefo rm at ....... ................... 267
Se tting thedis tance unit........................ 271
Se tting thema pscale
see Map
Shif tpa dd les
see Steer ing wheel paddle shifters
Shif ting gears
Gea rshif tre comme ndation <0011001100110011001100110011001100110011001100110011001100110011
00110011> 156
Shor tmessag es
see Text mes sage s
Side airbag .................................................4 0
Side impact protection ...........................2 03
Side windo ws <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 79
Ch ild sa fety lock inthere ar
passe nger com partment .......................6 3
Closin g.................................................. 79
Closin gusin gth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 82
Co nvenienc eclosing featur e.................8 2
Con venie nce openi ng <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ....81
Opening .................................................7 9
Opening withth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 81
Pr oblem .................................................8 2
Ro ller sunblin d...................................... 88 530
Index

Size
designation (tires) ........................... 410
Sliding sunroof.......................................... 83
Au tomatic functions .............................. 86
Clo sing .................................................. 83
Clo sing using theSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 82
Ope ning <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 83
Ope ning with theSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 81
Pr oblem .................................................8 6
Ra inclos ingfunc tion ...................... .......8 6
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 65
Ac ous ticlocking verificati onsignal ....... 66
Batt ery <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>67
Energy consumption............ ..................66
Fe atur es................................................ 65
Ke yring attachme nt<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....67
Mec hanical key ...................................... 67
Ov ervie w ......... ................................. ..... 65
Pa nic alar m <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>66
Pr ob lem <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 69
Un loc kin gse tting ............................ ...... 66
Sma rtKe yfunctions
Deactiv ating.......................................... 66
Smar tphone
see Andr oidAuto see
Apple CarPla y®
see Mercedes-Benz Link
see Telephon e
Sno wch ains ............................................395
Soc ket(1 2 V)
Fr ont passeng erfoot we ll................ ...... 117
Re ar passe nger com partment .............. 117
Sof twareupda te<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 274
Im por tantsy stem updat es...................2 75
Inf ormation ...................................... .... 274
Pe rfor ming ...........................................2 75
Sound PRE-S AFE®
Sound ................................. 47
Wheels andtires .............................. ....3 94
Sound see Burmes ter®
sur round soun dsy stem
see Sound settings
Sound settings ........................................3 52
Ad jus ting thebalance/f ader............ ... 352
Ad jus ting treb le,mid -rang eand bass
se tting s............. ..................................352
Au tomatic volume adjustment ........ .....3 52
Ca lls up thesound menu ............... ...... 352 Inf
ormation .......................................... 352
Spar ewheel
see Emer gency sparewheel
Specia lseat beltretract or <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 55
Spe ciali st wo rkshop ..................................2 6
Speec hdialog system
see Voice Cont rolSy stem
Speed index(tir es) ................................... 410
Speedome ter
Dig ital ............. .....................................234
St andb ymode
Ac tivati ng/d eactiv ating ........... ............170
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 170
St anding lights ......................................... 121
St art-of fassi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 145
Ac tivati ng ........... ................................. 145
St art/S topbutt on
Pa rking theve hicle ...............................1 61
St artin gth eve hicle ............................. 142
Swi tching onthepo we rsupp lyor
ignitio n..... ............................................ 141 Inde
x53
1