The
rollbar sar eunder theco vers behind the
re ar head restra int s.The rollbar sar etrigg ered
when dangeroftheve hicle rolling overis de tec‐
te d.
Onc eth ero llbar sha ve been trigg ered, youcan
no longerclose asof tto pth at isopen .In this
case, consult thene xt qu alif ied spec ialistwo rk‐
shop. 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 memor yfuncti on:Moving
th efront passeng erseat toamor efa vo rable
seat position .
R Vehicl eswith multico ntour seat :Incr eas‐
ing theair pressur ein theseat sidebolsters
of theseat 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. 000E
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. 0007
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 retake nar ere ve rsed.
Yo uwill need toper form certainse tting syo ur‐
self . 0007
Ifth eseat beltpre-t ension ingisno tre duced,
mo vetheseat backres tbac kslightl y.
The locking mechanism releases. Fu
nction ofPRE-S AFE®
PL US (anticipat ory
occupant protection plus) PRE-
SAFE®
PL US can detect cer tain im pact s,
par ticular lyan imm inentrear impact ,and take
pr e-em ptive measur estoprotect theve hicle Occupant
safety 47
Batt
ery(v ehi cle) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 372
Char ging........................................ ...... 371
Char ging(R emo teOnline) .................... 137
No tes ................................................... 367
No tes(s ta rting assis tance and
ch argin g) .............................................3 69
Re placing .............................................3 72
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....371
Bel t
see Seatbel t
Bli nd Spo tAs sist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 209
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>209
Swi tching on/o ff<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 212
Sy stem limit ations ...............................2 09
Blo wer
see Clima tecontr ol
Blue tooth®
<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 257
Ac tivati ng/d eactiv ating ........... ........... .257
Inf ormation ..................................... .....2 57
Blue tooth®
audio
Ac tivati ng ........... ................................. 333
De-a uthor izing (de-r egiste ring) the
de vice ............ ...................................... 333
Inf ormation .......................................... 331 Ov
ervie w ........................................ ...... 331
Sear ching fora trac k ..... ......................333
Sear ching forand author izing the
de vice .................................................. 332
Select ingamedia player..... ................3 33
Switc hingdevice viaNFC .................... 333
Br ak eAss istSy stem
see BAS(Br akeAssi stSystem)
Br ak efluid
No tes .................................................. 420
Br ak efo rc edis tribut ion
EB D(elec tronic brak efo rc edis tribu‐
tion )..................................................... 167
Br ak es
ABS (Anti-l ockBr aki ng System) ...... ..... 163
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 167
BA S(Br akeAssi stSystem) ............... ... 163
Dr iving tips............. .......................... ...139
EBD (electr oni cbr ak efo rc edis tribu‐
tion )..................................................... 167
HOLD functio n............ .........................186
Limi tedbr aking effect (sa lt-tr eated
ro ads) ............................................ ...... 139 Ne
w/r epla ced brak epad s/brake
discs .................................................... 138
No teson breaking-in ane wvehicle ..... 138
Br akin gass ista nc e
see BAS(Br akeAssi stSystem)
Br eakdo wn
Changing awheel ................................ 407
Ov ervie wof thehelp functions.............. 16
Ro adside Assis tance <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ......21
To w- star tin g.........................................3 78
To wing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 374
Tr ans portingth eve hicle ......................3 76
Br eak down
see Flattir e
Bur mes ter®
sur round soun dsy stem .....3 42
Ad jus ting thebalance/f ader............... 343
Ad jus ting thesound focus <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 343
Ad jus ting treb le,mid -rang eand bass
se tting s............ ................................... 343
Au tomatic volume adjustment .............3 43
Ca lling up thesound menu .................. 342
Inf ormation .......................................... 342
Switc hingthesur round soun don /of f
.. ...........................................................3 43 Inde
x49
1
Fo
lding thebac kres tfo rw ards/ back
(wit hmem oryfun ction ).........................9 5
Massag epr ogr am overview ...................9 5
Oper ating thememor yfunc tion ..........1 02
Pa nel hea ting <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ................97
Re settin gth ese ttings ............................9 5
Se tting options <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 14
Swi tching AIRSC ARFon/of f<0011001100110011001100110011001100110011001100110011001100110011
00110011> 98
Se at adjus tment
Co nfigur ing <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 94
Seat belt............... ...................................... 33
Fa stening ............................................... 37
Pr otect ion ....................................... .......3 3
Seat beltadjustment
Ac tivati ng/d eactiv ating ........... ..............38
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 38
Se at beltex tender .....................................3 6
Seat beltwarning
see Seat belts
Seat belts ................ ...................................3 8
Ac tivati ng/d eactiv ating seat belt
ad jus tment ............................................ 38
Ca re <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 362
Re duced protect ion ...............................3 4 Re
leasing ...............................................3 8
Sea tbel tad jus tment (function) ............. 38
Sea tbel tex tende r<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> .......36
Wa rning lam p.................................. ...... 38
Seat cover(C are) ............ ......................... 362
Se at hea ting
Ac tivati ng/d eactiv ating ........... ..............96
Se at ventilat ion
Switc hingon/o ff<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 97
Second telephone ...................................2 97
Con necting .................................... ...... 297
Fe atur es.............................................. 297
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..... ....................................... 43
Sens ors(Car e).........................................3 60
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> 279
Se tting aspeed
see Cruise control
Se tting summ ertime .............................. 256
Se tting theda te form at ....... ................... 256
Se tting thedis tance unit........................ 261
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> 149
Shor tmessag es
see Text mes sage s
Side airbag .................................................3 9
Side impact protection ............................ 191
Side windo ws<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 75
Child safetyloc kin there ar
passe nger com partment .......................6 0 51
4
Inde x
Closin
g.................................................. 75
Closin g(all) .... ................................ ........ 75
Closin gusin gth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 78
Con venie nce closing featur e.................7 8
Con venie nce openi ng <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ...77
Opening .................................................7 5
Opening (all).......................................... 75
Opening withth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 77
Pr oblem .................................................7 9
Size designation (tires) ........................... 398
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 63
Ac ous ticlocking verificati onsignal ....... 64
Batt ery <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>........65
Ener gyconsu mption........... ...................64
Fe atur es................................................ 63
Ke yring attachme nt<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....65
Mec hanica lke y ...................................... 65
Ov ervie w ........................................ .......6 3
Pa nic alar m <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>64
Pr oblem .................................................6 6
Un loc kin gse tting ............................ ...... 64
Smar tKey functio ns
Deactiv ating.......................................... 64 Smar
tphone
see Andr oidAuto
see Apple CarPla y™
see Mercedes-Benz Link
see Telephon e
Sno wch ains ............................................383
Soc ket(1 2 V)
Fr ont passeng erfoot we ll................ ...... 111
Re ar passe nger com partment .............. 111
Sof tto p
Car e................................................ .... 358
Closin g(sof t-to pswitc h)................ ........ 80
Closing usingtheSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 78
Opening (soft-top switc h)............... .......8 0
Opening withth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 77
Pr oblem .................................................8 6
Re loc kin g........................................ .......8 2
Sof t-top switc h.......................................... 80
Sof twareupda te<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 264
Im por tant system updat es.................. 265
Inf ormation .................................... ...... 264
Pe rfor ming .......................................... 264
Sound PRE-S AFE®
Sound ................................. 47 Wheels
andtires ..................................3 82
Soun d
see Burmes ter®
sur round soun dsy stem
see Sound settings
Sound settings ........................................3 42
Ad jus ting thebalance/f ader............... 342
Ad jus ting treb le,mid -rang eand bass
se tting s............ ................................... 342
Au tomatic volume adjustment .............3 42
Ca lls up thesound menu ..................... 342
Inf ormation .......................................... 342
Special seatbeltretract or <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 54
Specialis two rkshop ..................................2 5
Speec hdialog system
see Voice Cont rolSy stem
Speed index(tir es) ..................................3 98
Spee dome ter
Dig ital ............. .....................................223
St andb ymode
Ac tivati ng/d eactiv ating ........... ............162
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 161
St anding lights ......................................... 115 Inde
x51
5