2021 MERCEDES-BENZ CLS air suspension

*
NO
TEDama getotheve hicle duetodriv‐
ing toofast and due toimpact sto the
ve hicle underbody orsuspension compo‐
nent s In
thefo llo wing situat ions,in par ticular ,th er e
is arisk ofdamag eto theve hicle:
R The vehicle becomes grounded, e.g.ona
high curb oran unpavedro ad
R The vehicle isdriven toofa st over an
obs tacle ,e.g. acurb ,spe edbump orpot‐
hole
R Ahea vyobject strike sth eunderbody or
suspension componen ts
In situation ssuc has these, damag eto the
body ,underbody ,suspension componen ts,
wheels ortires ma yno tbe visible. Compo‐
nen tsdamag edinthis wa ycan unexpec tedly
fa ilor ,in thecase ofan acciden t,ma yno lon‐
ge rabso rbthere sulting forc eas intended.
If th eunderbody panelingisdamag ed,flam‐
mable materials suchas lea ves, grass or
twigs cancollect between theunderbody and th
eunderbody paneling.Thesematerials may
ignit eif th ey come intocont actwith hot
par tsof theex haus tsy stem. #
Have theve hicle checkedand repair ed
immediat elyat aqu alif ied spec ialist
wo rkshop.
or #
Ifdr iving safetyis im pair edwhile con‐
ti nui ng your jour ne y,pull over and stop
th eve hicle immediat ely, while paying
att ent ion toroad and traffic condi tions,
and cont actaqu alif ied spec ialistwo rk‐
shop. Ve
hicl eswith a48 Von-b oardele ctrical sys‐
te m (EQ Boo sttech nology) &
DANG ER Risk offata linj uryby touc hin g
damag edhigh -volt ageco mp onent s
Ve hicles witha48 Von-boar delectr icalsys‐
te m cont ainindivi dualhigh-v oltagecom po‐
nents. Thesehigh-voltagecom ponents are
under highvoltag e. If
yo umod ifycomp onent partsof these high-
vo ltag ecom pone ntsor touc hdamag edcom‐
pon entpar ts,yo uma ybe elec troc uted.
Hig hvo ltag ecom pone ntsma ybe damag ed
in an acc ident ,alt hough thedamag ema yno t
be visible. #
Neverper form modif icationstocom po‐
nent parts of high-v oltagecom ponents. #
Neverto uc hdamag edcomp onent parts
of high-v oltagecom ponent s. #
Neverto uc hco mp onent partsof high-
vo ltag ecom pone ntsaf te ran accide nt. Ve
hicles witha48 Von-boar delectr icalsystem
con tain high voltag ecom pone nts. These compo‐
nen tsaremar kedwit hahigh voltag elabel: 24
Generalno tes

If
yo uuse services, suchas repair services and
maint enanc ewo rk,st or ed oper ational dataas
we llas theve hicle identif ication number canbe
re ad out and used. Theycan beread out by
ser vice networkem ployees, suchas workshops
and manuf acturersor third par ties ,suc has
br eakdo wnservice s.The same istrue inthe
case ofwa rrant yclaim sand qualit yassur ance
meas ures.
In gener al,th ere ad out isper form ed via the
leg allypr escr ibed portfo rth ediagnos ticscon‐
nect ionintheve hicle. Theoper ational datath at
ar ere ad out documen tte ch nica lst at es ofthe
ve hicle orofindividua lcom ponent sand assis tin
th ediagnosis ofmalfunct ions,compliance with
wa rrant yoblig ationsand qualit yim prove ment.
To that end ,th ese data,in par ticular information
about componen tloads, tech nica leve nts, mal‐
func tions and other faults maybe trans mitted
alon gwit hth eve hicle identif ication number to
th emanuf acturer.Fu rther mor e,themanuf ac‐
tur erissubject toproduct liability .Fo rth is rea‐
son themanuf actureralso uses operational data
fr om theve hicle, forex am ple, forre cal ls. The se da
ta can also be used toexamin eth ecus tom‐
er's warrant yand guar anteeclaim s.
Fa ult mem ories intheve hicle canberese tby a
ser vice outle tor atyour requ estas par tof repair
or maint enanc ewo rk.
Con venience andinfotainme ntfuncti ons
Yo ucan stor econ venie nce settings andindivid‐
ua lse ttings intheve hicle andchang eor rese t
th em atanytime.
Depen dingontheve hicle equipment, this
inc ludes thefo llo wing settings ,fo rex am ple:
R Seat andsteer ing wheel position s
R Suspension andclimat econ trol settings
R Individual settings, suchas interior lighting
Depen dingontheselect edequipment, youcan
im por tdata intove hicle infotainm entfunction s
yo urself .
De pen dingon theve hicle equipment, this
inc ludes thefo llo wing data,forex am ple:
R Mult imed iadat a,suc has music ,fi lms orpho‐
to sfo rpla yba ckinan integr ated multim edia
sy stem R
Address book datafo ruse inconnection with
an integr ated hands-fr eesystem oran inte‐
gr ated navig ation system
R Entere dna vig ation destinations
R Dat aabout theuse ofInt erne tser vices
These datafo rcon venie nce and infotainm ent
fun ction sma ybe save dlocally intheve hicle or
th ey ma ybe locat edon ade vice whichyo uha ve
connect edtotheve hicle, suchas asmar tphone,
USB flash drive or MP3 player.If yo uha ve
ent ered these datayo urself ,yo ucan deletethem
at anytime.
This datais tra nsmit tedfrom theve hicle tothird
par ties onlyat your requ est.This applies, inpar‐
ticular ,when youuse onlineser vices inacc ord‐
anc ewit hth ese ttings that youha ve select ed.
Smar tphone integratio n(e .g. Android Au toor
App leCar Play)
If yo ur vehicle isaccor dinglyeq uipped, youcan
co nn ect your smar tphon eor ano ther mobile end
de vice totheve hicle. Youcan then con trol them
by means ofthecon trol element sint egr ated in
th eve hicle. Imagesand audiofrom thesmar t‐
phone canbeoutput viathemultimedia system. Gener
alno tes 31

Se
tting Activ eLan eKe eping Assist
Multi media system:
4 © 5
Set ting s5
Assist ance
5 Act ive Lane Keeping Assist
Ac tiv atin gor deac tivatin gthe hapticwarning #
Selec tWarnin g.
Ac tivateor deacti vate thefunc tion. DY
NA MIC BODY CONT ROLfun ction DY
NA MIC BODY CONTR OLcontinuously adjusts
th ech aract eristic sof thesuspension dampersto
th ecur rent operati ng and drivi ng cond itions.
The damp ing istun edindiv iduall yfo reac hwhee l
and isaffect ed bythefo llo wing fact or s:
R The road sur face condi tions
R Vehicle load
R The drive pr ogr am select ed
R The driving style
The drive pr ogr am can beadjus tedusing the
DY NA MIC SELE CTswitc h. AIR
BODY CONT ROL AIR
BODY CONT ROLfun ction
* NO
TEMercede s-AMG vehicles #
Obser vetheno tesin theSupplement .
Yo uco uld other wise failto recogni ze
da ngers. AIR
BOD YCO NTR OLisan air suspe nsion system
wit hva riable dampingfo rim prove ddr iving com‐
fo rt.The all-r ou nd leve lcon trol system ensur es
th ebes tpossible suspension andconstant
gr oun dcle aranc e,eve nwi th aladen vehicle.
When driving atspeed, theve hicle islowe red
aut omat icallyto improve driving safetyand to
re duce fuelconsum ption. Youalso have the
op tion ofmanually adjustingtheve hicle leve l.
AI R BO DY CONTR OLincludes thefo llo wing com‐
pone ntsand func tions:
R Airsuspen sionwithva riable spring rate
R Automatic leve lcon trol system
R Speed-depen dentlowe ring toreduce fuel
con sum ption R
Manuall yselec table high-le velse tting for
gr ea tergr ound clearance
R ADS PLUS (Ada ptive Dam ping System with
con stant dam pingfo rc eadjus tment)
R DYNA MIC SELE CTswitc hand leve lbutt on
Susp ension setting and vehicl eleve lper
dr ive pr og ram
Dr ive pr ogr am A:
R The susp ens ion se tting iscomf ortable.
R The vehicle issetto thenor mal leve l.
R When drivin gat speeds ofappr oximat ely
78 mph(125 km/h) orabo ve,th eve hicle is
lo we red.
R When driving atspeeds belowappr oximat ely
50 mph(80 km/h), theve hicle israised
ag ain.
Dr ive pr og ram ;:
R The susp ension setting iscomf ortable.
R The vehicle issetto low leve l-1 .
R The vehicle isno tlo we redan yfur ther ifyo u
ar etra veling athigher speeds. 19
6
Driving and parking

Ac
tiv eSte ering Assis t.............................1 78
Ac tivati ng/d eactiv ating ........... ............180
Ac tiveEmerg encyStop Assis t.............1 80
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 181
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>178
Sy stem limits ....................................... 178
Ac tiv eTr af fic Jam Assis t
Ac tivati ng/d eactiv ating ........... ............178
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>177
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>117
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 118
Ad diti ves.................................................. 333
En gine oil............................................ 333
Fu el ..................................................... 333
Ad diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel
ADS PLUS dam ping system
see AIR BO DY CONTR OL Af
ter-sales service center
see ASSYSTPL US
Air bag
Re duced protect ion ...............................4 3
AIR BODY CONT ROL................................ 196
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 197
Sus pens ion <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 196
Air cond itioning menu
Callin gup ........................................ .... 128
Air distribut ion
Se tting ............................................ .....1 27
Se tting (MBU Xmul time diasy stem) ..... 129
Air freshen ersystem
see Perfume atomiz er
Air inle t
see Air-water duct
Air pressu re
see Tire pressur e
Air suspension
see AIRBODY CONTR OL
Air vents ................................................... 132
Ad jus ting (front) ............. .....................132
Ad jus ting (rea r) ............. .......................132 Air
vents
see Airvents
Ai r-condi tioningsystem
see Climat econ trol
Air -recir cula tion mode............................ 130
Air -water duct .......................................... 269
Ke eping free ........................................2 69
Airb ag....... ..................................................41
Ac tivati on ........... ...................................36
Fr ont airbag (driver ,fr ont passeng er)..... 41
Ins tallation locations .............................. 41
Knee airbag............................................ 41
Ov ervie w ................................................ 41
PA SSENGER AIRBAGind icat orlam p.....4 6
Pr otect ion ..............................................4 2
Sid eairba g<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 41
Wi ndo wcur tain airbag ...........................4 1
Air flow
Se tting .................................................1 27
Alar m
see Panic alar m
Al ar m system
see ATA(anti-t heftal ar m system) 402
Index

St
arting assistance
see Jump -star tconne ction
St arting theengine
see Vehicle
St arting-o ffaid
see Hillstar tassis t
ST EER CONT ROL
Fu nctio n/no tes ................................... 165
Ste ering wheel .........................................2 17
Ad jus ting (electr ica lly)............ ...............97
Ad jus ting (manually)............ ..................96
Butt ons ............ .................................... 217
Car e................................................ .....2 74
Oper ating thememor yfunc tion ..........1 00
St eer ing wheel heater............................9 7
Ste ering wheel heater
Swit ching on/ off............................ .......9 7
Ste ering wheel padd leshif ters .............. 149
St orag ear eas
see Stor ag ecom partmen t
St orag ecom partmen t........... ..................103
Ar mr est<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>.......103
Cen terconsole .................................... 103 Doo
r............ ............. .......................... .103
Gl ove box.............................................1 03
St orag ecom partmen ts
se eSt or ag ecom partmen t
St orag espa ces
USB ports...................................... ...... 103
St ow agear eas
see Load ing
St ow ageco mp artments
see Load ing
Sugg estion s
Conf iguring <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ................230
Sul fur conten t<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>332
Sur round lighting
Switc hingon/of f...... ........................ .... 119
Sur round View
see 360° Camer a
Sur round viewcamer a
Ca re <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 272
Suspension Adjus ting thech assis leve l(AI R
BO DY CONTR OL) .................................1 97
Dam ping charact eristic s...................... 196 DY
NA MIC BODY CONTR OL.................. 196
Suspension see AIRBODY CONTR OL
Switc h-offdela ytime
Ext erior ................................................ 118
Int erior ................................................. 120
Sync hronization function
Ac tivati ng/d eactiv ating (MBUX mul‐
tim ediasystem) ................................... 129
Swi tching on/of f(contr olpa nel )......... 129
Sy stem settings
Ov ervie wof thesy stem settings
menu ................................................... 230 T
Ta ilpip es(car e)........................................ 272
Ta nk cont ent
Fu el ..................................................... 333
Re ser ve(fuel) ...................................... 333
Te ch nical data
Inf ormation .......................................... 327
Ra dio oper ating permits ...................... 329 Inde
x425