2021 MERCEDES-BENZ C CLASS seat adjustment

If
th efront passeng erseat isoccupied,
alw aysensur eth at:
R The classificat ion oftheper son inthe
fr ont passeng ersea tis cor rect and the
fr ont passeng erairb agisenabl edordisa ‐
ble din accor dance withth eper son inthe
fr ont passeng ersea t.
R The person issea tedpr oper lywit hacor ‐
re ctly fastened seatbelt.
R The front passeng erseat hasbeen moved
as farbac kas possi ble. Be
sureto also obse rveth efo llo wing further
re lat ed subje cts:
R Child restra int system onthefront passeng er
seat (/page60) PRE-S
AFE®
sy stem PRE-
SAFE®
(ant icipa tory occupa ntprotec‐
tion) PRE-
SAFE®
is ab leto detect cer tain critic aldriv‐
ing situat ionsandimplemen tpr e-em ptive meas‐
ur es toprotect theve hicle occupants.
PRE-S AFE®
can implement thefo llo wing meas‐
ur es indepe ndently of eac hot her :
R Tight ening theseat belts onthedr iver's seat
and front passeng erseat.
R Closing theside windo ws.
R Vehicl eswith sliding sunroof:Clo sethe
sliding sunroof.
R Vehicl eswith memor yfuncti on:movethe
fr ont passeng ersea tto amor efa vo rable
seat position .
R Vehicl eswith multico ntour seat :Incr ease
th eair pressur ein theseat sidebolsters of
th eseat backres t.
R PRE-S AFE®
Sound: prov ided that themulti‐
media system isswitc hedon,gener ates a br
iefnoi sesigna lto stimulat eth einnat epr o‐
te ctiv emec hanism ofaper son's hearing.
* NO
TEDama gecau sed byobject sin the
fo ot we llor behin dth eseat The
automatic adjustmentof theseat posi‐
tion mayre sult indamag eto theseat and/or
th eobjec t. #
Stow object sin asuit able place. Re
versing thePRE- SAFE®
sy stem mea sures If
an acc iden tdid notocc ur,th epr e-em ptive
measur esthat we retak en arere ve rsed.
Yo uwill need toper form certain settings your‐
self . #
Ifth eseat beltpre-t ension ingisno tre duced,
mo vetheseat backres tbac kslightl y.
The locking mechanism releases. Occ
upant safety 49

Bel
t
see Seatbel t
Bli nd Spo tAs sist
Ac tivati ng/d eactiv ating........... ..............185
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>183
Sy stem limit ations. ........................... ..... 183
Blo wer
see Clima tecontr ol
Blue tooth®
Ac tivati ng/d eactiv ating........... ........... ...224
Inf orma tion............ ................................ 223
Blu etoo th®
audio
Ac tivati ng........... ...................................289
De-a uthor izing (de-r egiste ring) the
de vice. .... ...............................................2 90
Inf ormatio n............ ................................287
Ov ervie w.......... .....................................288
Sear ching fora trac k......... ........... .........290
Sear ching forand author izing the
de vice. .... ...............................................2 88
Selecti ngamedi apla yer.<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 289
Swi tching device viaNFC <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 290
Br ak eAs sist System
see BAS(Br akeAssi stSystem) Br
ak efluid
No tes... ............................................. ..... 373
Br ak efo rc edis tribut ion
EB D(elec tronic brak efo rc edis tribu‐
tion )................................................... ....1 62
Br ak es
ABS (Anti-loc kBr aking System) ......... ....1 60
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 178
BA S(Br akeAssi stSystem) ............... ..... 160
Dr iving tips....... ............. ........................ 136
EBD (electr oni cbr ak efo rc edis tribu‐
tion )................................................... ....1 62
HOLD function .......................................162
Limit edbraking effect (sa lt-tr eated
ro ads) .............................................. ...... 136
Ne w/r epla ced brak epad s/brake
discs...... ............................................ .... 135
No teson breaking-in ane wvehicle.... ...135
Br akin gass ista nc e
see BAS(Br akeAssi stSystem)
Br eakdo wn
Changing awheel ..................................3 59
Ov ervie wof thehelp functions.......... ...... 18
Ro adside Assis tance <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> .....23 To
w- star tin g... ........................................ 331
To wing away<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 328
Tr ans portingth eve hicle.... .................... 329
Br eakdo wn
see Flat tire
Bur mes ter®
sur round soun dsy stem
Ad jus ting thebalance/f ader................. 298
Ad jus ting thesound focus <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 298
Ad jus ting treb le,mid -rang eand bass
se tting s.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 298
Au tomatic volume adjustment. .............. 298
Calls upthesound menu....................... 298
Inf ormation.. .......................................... 297
Switc hingthesur round soun don /of f...2 98
Butt ons
St eer ing wheel... ................................... 208 C
Call list
Making acall. ........................................2 66
Ov ervie w.... ....... ....................................265
Call ingupthesound menu
Ad vanced soundsystem.. ......................2 99 444
Index

Sel
ecting notifica tions <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 241
Sel ecting options <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 241
St artin gth eaut omatic service sta‐
tio nsear ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 242
Swi tching theaut omatic gasst atio n
sear chon/of f.................................. ...... 242
Wi th intermediat edes tination s.............. 237
Ro uteguidanc e
Ca nceling...... ........................................ 246
Chan gingdir ect ion................................ 243
Des tinationre ac hed. ........................ .....2 44
Fr om anoff-r oad location. ..................... 246
Lane recomme ndations <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 244
No tes... ............................................. ..... 242
Of f-road..... ............ ........................... ..... 246
To an off-ro ad des tinatio n...................... 246
Ro ute-base dspee dadap tation
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>172
Ro ute-base dspee dadjus tment
Se tting........... ........................................ 173
Ru n-f lat charact eristics
MOExt ended tires ....... ....... .................... 316 S
Saf etysy stems
see Drivin gsaf etysy stem
Sat ellit era dio
Ac tivati ng/d eactiv ating TuneS tart......... 296
Ad ding ach ann elto Smar tFa vorite s..... 296
Del eting ach ann el................................. 295
Dis playing EPGinf ormat ion.............. .....2 95
Displ aying service informatio n.............. 297
Inf ormatio n............ ............................ ....293
Inf ormatio nabo utSmar tFa vorite s
and TuneS tart<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 296
Log ging <004C005100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 293
Mo ving ach ann el..................................2 95
Musi cand spor tal er ts function ............ 295
Ov ervie w.... ....... ................................... .294
Pa use and playbac kfun ction .................2 96
Re strictions <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> ...............293
Sele cting acat ego ry<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 294
Sel ecti ngach ann el......................... ...... 295
Se tting music andspor taler ts.......... .... 295
Se tting thepar entalcon trol ... ............ ... 295
St or ing ach ann el..................................2 95
Switc hingon............. ............................ 293 SD
card
Inser ting/r emoving....... ........................283
Seat 4-waylumbar support.<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 93
Ad jus ting (electr ica lly)............... ..............93
Ad jus ting (manuallyand electr ically)....... 92
Ad jus ting (mechanic allyand electri‐
call y)........................................................9 0
Bac kres t(r ea r)loc king <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> .....107
Con figur ing these ttings. .........................9 5
Cor rect driver's seatpos iti<0052005100110011001100110011001100110011001100110011001100110011
0011001100110011> 89
Fo lding thebac kres t(r ear passeng er
com partmen t)bac k.<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 106
Fo lding thebac kres t(r ear) forw ards .....1 05
Oper ating thememor yfunc tion.............1 01
Re settin gth ese ttings... ........................... 96
Se tting option s.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 16
Seat belt
Car e.... ................................................... 312
Pr otect ion................................................ 37
Seat beltadjustment
Ac tivati ng/d eactiv ating........... ................41
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 4046
4
Inde x

Pr
oblem. .................................................. 83
Ra in-clos ingfeatur e.......................... .......8 2
Smar tKey
Ac ous ticlocking verificati onsignal ......... 65
Batt er<005C001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> ..66
Ener gyconsu mption............ .................... 65
Fe atur es.................. ................................ 64
Ke yring attachme nt.... <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ...66
Mec hanica lke y......... ...............................66
Ov erview <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 64
Pa nic alar <0050001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....65
Pr ob le<0050001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ...........67
Un loc kin gse tting.... ................................ 65
Sma rtKe yfunctions
Deactiv ating....... .....................................6 5
Smar tphone
see Andr oidAuto
see Apple CarPla y®
see Mercedes-Benz Link
see Telephon e
Sno wch ains.. ............................................336
Soc ket(1 2 V)
Fr ont cent erconsole .............................. 110
Tr unk /cargo comp artm ent.. .................. 110 Sof
twareupda te
Pe rfor ming.... ........................................2 29
Sof twareupd ates..... .............................228
Sy stem updat es..................................... 229
Sound PRE-S AFE®
Sound. ..................................4 9
Wheels andtires .................................... 335
Sound see Burmes ter®
sur round soun dsy stem
see Sound settings
Sound settings
Ad jus ting thebalance/f ader............ ..... 297
Ad jus ting treb le,mid -rang eand bass
se tting s.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 297
Au tomatic volume adjustment. .............. 297
Calls upthesound menu.................. ..... 297
Inf ormation.. .................................... ...... 297
Spar ewheel
see Emer gency sparewheel
Specia lseat beltretract or........ <0011001100110011001100110011001100110011001100110011001100110011
00110011> 54
Specialis two rkshop .................................... 27
Speed index(tir es).. ..................................3 50 St
andb ymode
Ac tivati ng/d eactiv ating........... ..............157
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>157
St anding lights........ ................................... 114
St art-of fassi st
see Optimized acceleration
St art/s topbutt on
Pa rking theve hicle.... ............................1 50
St artin gth eve hicle.... ........................... 132
Swi tching onthepo we rsupp lyor
ignitio n......... ..........................................131
St art/s topfunc tion
see ECO star t/ stop funct ion
St arterbatt ery
Ch argi ng(Remo teOnline) ......................1 34
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......... ........................................ 292 466
Index