2020 MERCEDES-BENZ A-CLASS SEDAN sunroof

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
Ve hicl eswith apanor amicsliding
sunr oof:The sliding sunrooforthe
ro ller sunblin ddoes notopera te
smoo thly. #
Pulland hold the0057 buttonlittle bylittleunt ilth ero ller sunblin dis full yclos ed. #
Use automat icopera tiontofully open andthen close thesliding sunroof. Anti-t
heftpr otection Fu
nction oftheimm obiliz er The
immo bilizerpreve nts your vehicle from being
st ar tedwit hout thecor rect Smar tKey .
The immobilizer isaut omaticall yactiv ated when
th eignition isswitc hedoffand deactiv ated when
th eignition isswitc hedon.
When leaving theve hicle, alwaysta ke theSmar t‐
Ke ywit hyo uand lockth eve hicle. Anyone can
st ar tth eengine ifava lid Smar tKey has been left
inside theve hicle.
% Intheeve nttheengine cannotbe star ted
(y et theve hicle ’sbatt eryis ch arge d), the
sy stem isno toper ational. Contactan
aut hor ized Mercedes- BenzCenteror call 1-8
00-FOR-MER Cedes (intheUS A)or
1-8 00-387-0 100(in Canada). ATA
(anti-thef tala rm system) Fu
nction oftheATA system
If th eATA system isarmed, avisual andaudible
alar mistrigg ered inthefo llo wing situat ions:
R When adoor isopen ed
R When thetrunk lidisopened
R When thehood isopened
R When theint erior motion sensor istrigg ered
(/ page88)
R When theto w- aw ay alar mistrigg ered
(/ page87 ) The
ATAsy stem isarmed automatic allyafte r
appr oximat elyte nseco ndsinthefo llo wing situa‐
tion s:
R Afterloc king theve hicle withth eSmar tKey
R Afterloc king theve hicle using KEYLES S-GO 86
Opening andclosing

R
Afterunloc kingtheve hicle using KEYLES S-
GO
R When usingHAND S-FREE ACCES S
In fo rm atio non detecting damag eon apa rked
ve hicle (/page15 8). Ar
min g/dis armin gthe tow- aw ay alar m Mul
timedi asy stem:
4 © 5
Set ting s5
Quick Access #
Activateor deacti vate Tow-away Protection.
The tow- aw ay alar misarmed again inthefo llo w‐
ing cases :
R The vehicle isunloc kedag ain.
R Adoor isopened.
R The vehicle isloc kedag ain.
% Ifqu ick acc ess isuna vailable, selectth e
Vehicle submenu intheSet ting smain menu
to arm or disar mtheto w- aw ay alar m. Fu
nction oftheint erior motion sensor %
This function mayno tbe available inall
coun tries.
When theint erior motion sensor isactiv ated, a
visual andaudible alarmistrigg ered ifmo ve‐
ment isde tected intheve hicle interior .
The interior motion sensor isactiv ated aut omati‐
cally afte rapp roxima tely tenseco nds:
R afte rloc king theve hicle withth eSmar tKey
R afte rloc king theve hicle using KEYLES S-GO
The interior motion sensor isonl yactiv ated
when thefo llo wing compone ntsar eclos ed:
R thedoor s
R thetrunk lid
The interior motion sensor isaut omaticall ydeac‐
tiv ated:
R afte rpr essing theÜ or008B buttonon
th eSmar tKey
R afte rpr essing thest ar t/ stop butt onwithth e
Smar tKey inthestow agecom partment
(/ page13 2) R
afte runloc kingtheve hicle using KEYLES S-
GO
R when usingHAND S-FREE ACCES S
The follo wing situat ionscanlead toafa lse
alar m:
R movingobje ctssuc has masc otsin theve hi‐
cle interior
R when theside windo wisopen
R when thepanor amicsliding sunroofisopen Ac
tiv atin g/deac tivatin gthe inte rior mo tion
sensor Mult
imedia system:
4 © 5
Set ting s5
Quick Access #
Activateor deacti vate Interior MotionSen-
sor.
The interior motion sensor isactiv ated again in
th efo llo wing cases :
R The vehicle isunloc kedag ain.
R Adoor isopened.
R The vehicle isloc kedag ain. 88
Openin gand closin g

Opening
orclosing thesto wage space under
th etrunk floor #
Toopen: liftth etrunk floor atrecess 1and
swi ngitup wa rds. #
Toclose: fold thetrunk floor down wards. At
tac hin garo of rack &
WARNIN GRisk ofinju ryifth emaximum
ro of load isexc eeded
When youload thero of, thecent erofgrav ity
of theve hicle rises and theusual driving
ch aract eristic sas wellas thesteer ing and
br aking charact eristic sch ang e.Dur ing cor‐
ner ing,th eve hicle tiltsmorest ro ng lyand
ma yre act mor eslugg ishlyto steer ing move‐
ments.
If yo uexc eed themaximum roof load, the
dr iving charact eristic s,as wellas thesteer‐
ing and braking charact eristic s,will be
gr eat lyim pair ed. #
Alw ayscom plywit hth emaximum roof
load andadjus tyo ur drivin gst yle. Yo
uwill find informa tionon themaximum roof
load inthe"T ec hnical data"sect ion. *
NO
TEVehicle damag efrom non-
appr ovedro of rack s The
vehicle could bedamag edbyroof rack s
whic hha ve notbe en tested and appr ovedby
Mer cedes-Ben z. #
Use onlyro of rack ste sted and
appr ovedfo rMer cedes-Benz. #
Dependi ngon theve hicle equipment,
ensur eth at when thero of rack isins tal‐
led, thesliding sunroofcan befully
ra ised. #
Depe ndingon theve hicle equipment,
ensur eth at when thero of rack isins tal‐
led, thetrunk lidcan befully opened. #
Position theload onthero of rack in
suc hawa yth at theve hicle willnotsus‐
ta in damag eev en when itis in mo tion . Seats
andstow ing 10
5

Secur
ingtheengine agains tst ar ting before
car rying out maintenance orrepair work: #
Swi tchon thehazar dwa rning light s.
or #
Unloc kth edoor s.
or #
Open aside windo wor thesliding sunroof. Br
eaking-in notes To
preser vetheengine during thefirs t
1, 000 miles(1 ,500 km):
R Drive at varying road spee dsand engine
spee ds.
R Drive th eve hicle indrive pr ogr am A
or ;.
R Shif tto thene xt highes tge ar attheve ry lat‐
es twhen theneedle reac hes thelas tth ird
bef oreth ere dar ea intheta ch ome ter.
R Donotshi ftdo wn age ar man uallyin order to
br ak e.
R Avoid overstrai ning theve hicle, e.g.driving at
full thro ttle . R
Vehicl eswith automatic transmiss ion:Do
no tdepress theaccelera torpeda lbe yond the
pr essur epoint (kickdo wn).
R Onlyincr ease theengine speedgradually and
accelera tetheve hicle tofull spee daf te r
1, 000 miles(1 ,500 km).
This also app lieswhe nth eengine orpar tsof the
dr ivet ra in have been replaced.
Please alsoobser vethefo llo wing breakin g-in
no tes:
R Incer tain drivin gand drivin gsaf etysy stems,
th esensor sadjus taut omaticall ywhile acer‐
ta in dis tance isbe ing driven afte rth eve hicle
has been delivered orafte rre pair s.Fu llsy s‐
te m effectiv enes sis no tre ac hed untilth e
end ofthis teac h-in proce ss.
R Brak epads ,br ak edisc sand tires that are
eit her newor have been replaced onlyac h‐
ie ve optimum braking effect and grip afte r
se veralhundr edkilom eter sof driving. Com‐
pensat efo rth ere duced braking effect by
appl ying grea terfo rc eto thebr ak epedal. No
teson driving &
WARNIN GRisk ofacci dent dueto
object sin thedr iver's foot we ll
Obj ectsin thedr iver's foot we llma yim pede
pedal trav el or bloc kadepr essed pedal.
This jeopar dizestheoper ating androad
saf etyof theve hicle. #
Stow allobj ect sin theve hicle secur ely
so that they canno tget intoth edr iver's
fo ot we ll. #
Alw aysins tallth efloor mats securely
and asprescr ibed inorder toensur e
th at ther eis alw ayssuf ficie ntroom for
th epedals. #
Donotuse loose floor mats anddonot
place floor mats ontopof one another. 13
4
Driving and parking

#
When leaving theve hicle, alwaysta ke
th eke ywit hyo uand lockth eve hicle. #
Keep theve hicle keyout ofreac hof
ch ildr en. *
NO
TEDama getotheve hicle duetoit
ro lling away #
Alw ayssecur eth eve hicle agains tro ll‐
ing away. #
Bring theve hicle toast ands tillby appl ying
th ebr ak epedal. #
Onuphill ordownhill gradients, turnth efront
wheels sothat theve hicle rolls towa rdsth e
curb ifit star ts mo ving. #
App lytheelectr icpar king brak e. #
Vehicl eswith automatic transmiss ion:
Eng agetransmis sionposition 005Dinast atio n‐ ar
yve hicle withth ebr ak epedal applied
(/ page14 3). #
Switc hof fth eengine andtheignition by
pr essing button1. #
Release theser vice brak eslo wly. #
Getout oftheve hicle andlockit.
% When youpar kth eve hicle, youcan still
opera tetheside windo wsand thepanor amic
sliding sunroofforapp roxima tely five
minut esifth edr iver's door isclosed. Gar
agedoor opener Pr
og rammin gbutt onsfo rthe garage doo r
ope ner &
DANG ER Risk ofdeat hcause dby
ex haus tga ses
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Inhaling
th ese exhaus tga ses ishazar dous tohealt h
and leads topoisonin g. #
Neverlea vetheengine or,if pr esent ,
th eauxiliar yheating running inan Dr
iving and parking 15
1

1
Front roof area
2 Rear roof area
3 Rear fende rs
4 Trunk lid
On vehicles withapanor amicsliding sunroof,
ins talling anant enn ato thefront orrear roof
ar ea isno tper mitt ed. On
there ar fende rs,it is recomme ndedthat you
ins tallth eant enn aon theside oftheve hicle
closes tto thecent erofthero ad.
Use Tech nica lSpe cifica tionISO/T S21 609 (Road
Ve hicles –"EMCs forins tallation ofafte rm arke t
ra dio freq uency transmit tingeq uipment ")when
re trof itti ng two-w ayradios. Complywithth e
leg alrequ iremen tsforde tach able parts.
If yo ur vehicle hasinstallation sfo rtw o-w ayradio
eq uipment ,use thepo we rsupp lyand antenn a
con nectors prov ided inthepr e-ins tallation .Be
sur eto obser vethemanuf acturer'ssupplement s
when installing.
Tw o-w ayradio transmi ssion output
The maxi mum transm ission outpu t(PEAK) atthe
base oftheant enn amus tno texc eed theva lues
in thefo llo wing table. Fr
eq uency bandandmaxim um transm ission
out put Fr
eq uency band Maximumtransm is‐
sion output
Sho rtwa ve
3 -54 MHz (1
00 W)
4 m freq uency band
74 -88 MHz (30
W)
2 m frequency band
14 4-17 4MHz (50
W)
tr unk edradio sys‐
te m/T etra
380 -460 MHz (1
0 W)
70 cm freq uency
band
420 -450 MHz (35
W)
Tw o-w ayradio
(2G/3G/ 4G) (1
0 W) Te
ch nica lda ta 45
7

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 ...... ........................... 216
Assi stanc emen u.................................2 20
Displ aying theser vice duedate........... 385
Head-up Displaymenu ........................ 226
Media menu ........................................2 24
Menu designs ...................................... 217
Menu overview .....................................2 16
Multifunction display............................2 19
Na vig ation system menu ..................... 222
Oper ating ............ ................................. 216 Ra
dio menu .........................................2 24
Ser vice menu <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 220
Te lephon emen u.................................. 225
Tr ip men u........................................ .... 221
On-boa rddiag nostics interface
see Diag nostics con nection
Online services
Dat ast or ag e .......................................... 31
Open-sour cesof tware .............................. 32
Opening thetrunk lidusing your foot
HANDS-FREE ACCES S.................... .......7 6
Oper ating fluids
Ad ditiv es(fuel) ................................ .... 462
Br ak efluid ...................................... .....4 63
Coo lant (engi ne)....... ..................... ...... 464
Engine oil....... .....................................462
Fu el(gasoline) ................................. ....4 61
No tes .................................................. 459
Re frig er ant (airconditio ningsystem) ...465
Wi ndsh ield wa sher fluid .................. .....4 64
Oper ating safety
Decl arati on ofconf ormity (wirel ess
ve hicle component s)........................ ..... 26
Inf ormation .................................... ........ 25 Oper
ating system
see On-bo ardcom puter
Oper ator' sMan ual
Ve hicle equipment ................................. 23
Oper ator's Manual (digital) ......................2 0
Ov erhead controlpanel
Ov ervie w ................................................ 14 P
Pa int code ................................................ 458
Pa intw ork(cleaning instructions) .........3 94
Pa nic alar m................................................ 66
Ac tivati ng/d eactiv ating ........... ..............66
Pa nor amic sliding sunroof
see Sliding sunroof
Pa rk pos ition
Inser ting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> .............143
Sel ecting automatical ly<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 143
Pa rking
see Elec tric par kingbr ak e
Pa rking aid
see Parking AssistPA RK TRONI C 552
Inde x

Selec
tingage ar
see Changing gears
Select ingthesound profile
Bur mes ter®
sur round soun dsy stem ...383
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 97
Ser vice center
see Qualif iedspecialis two rkshop
Ser vice interva ldisp lay
see ASSYST PLUS
Ser vice station search
St artin gaut omat icsear ch<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 307
Se tting aspe ed
see Cruise contr ol
Se tting thedatefo rm at ....... ................... 282
Se tting thedis tance unit........................ 286
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> 145
Shor tmessag es
see Messag es
Side airbag .................................................4 0
Side impact protection ...........................1 90
Side windo ws <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 78
Child safetyloc kin there ar
passe nger com partment ................ .......6 3
Closin g............................................ ...... 78
Closin gusin gth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 80
Co nve nience closing featur e.......... .......8 0
Con venie nce openi ng <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ..79
Ope ning <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011>78
Opening withth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 79
Pr obl em <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 80
Siz edes ignati on(tires) ........................... 438
Sliding sunroof...........................................8 1
Au tomatic functions .............................. 84
Closin g............................................ ...... 81
Closin gusin gth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 80Ope
ning <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 81
Opening withth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 79
Pr obl em <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 84
Ra inclos ingfunc tion .............................8 4
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 65
Ac ous ticlocking verificati onsignal ....... 66
Batt ery <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011>67
Energy consumption .............................. 67
Fe atur es................................................ 65
Ke yring attachme nt<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ......67
Mec hanical key ...................................... 67
Ov ervie w ............................................... 65
Pa nic alar m <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>66
Pr ob lem <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011>.69
Unl ocking setting .................................. 66
Sm artK ey functio ns
Deactiv ating.......................................... 67
Smar tphone
see Andr oidAuto
see Apple CarPla y®
see Mercedes-Benz Link
see Telephon e
Sno wch ains ............................................423 Inde
x55
7