2020 MERCEDES-BENZ A-CLASS SEDAN airbag

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Re cogni tionofare stra int system malfunct ion:
R The 0075 restra int system warning lam pdoes notlight upwhen theignition isswitc hedon.
R The 0075 restra int system warning lam plight sup con tinuousl yor repeat edlydur ing ajour ney. #
Con sult aqu alif ied spec ialistwo rkshop immediat ely.
0075
Left Side Curta inAirbag
Malfu nction Service
Req uired(exa mp le) *T
hecor responding windowcur tainairba gis ma lfunctio ning(/page 35). &
WARNIN GRisk ofinju ryor fata linj urydue tomalfu nctions inthewindo wairbag
If th ewindo wairbag ismalfunct ioning,itmight betrigg ered unint entionall yor might notbe trigg ered atall in
th eeve ntofan acci dent with high deceler ation. #
Have thewindo wairbag checkedand repair edimmediat elyataqu alif ied spec ialistwo rkshop. #
Consult aqu alif ied spec ialistwo rkshop immediat ely.
Front Passeng erAirb agDis-
ab led See Operator 'sMan-
ua l *T
hefront passeng erairbag andthefront passeng erknee airbag have been disabled eventh ough anadult oraper‐
son withan adult statur eis on thefront passeng erseat. Ifadditional forc es areapplied totheseat, thewe ight the
sy stem detects maybe toolow. &
WARNIN GRisk ofinju ryor fata linj urydue toadisable dfron tpasse nger airbag
If th efront passeng erairbag isdisabled, thefront passeng erairbag willnotbe deplo yedin theev ent ofan acci‐
dent andcann otper form itsintended protect ive func tion. 47
0
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
A per son inthefront passeng erseat could then, forex am ple, com eint ocon tact with theve hicle's interior ,
especially ifth eper son issitt ing tooclose tothecoc kpit. #
Mak esur e,bo th bef oreand during thejour ney,that thest atus ofthefront passeng erairbag iscor rect. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions. #
Checkth est atus oftheaut omatic front passeng erairbag actuation (/page45). #
Ifneces sary,consu ltaqu alif ied spec ialistwo rkshop immediat ely.
Front Passeng erAirb ag
Enabl edSee Operator 's
Manu al *T
hefront passeng erairbag andthefront passeng erknee airbag areenabled whiletheve hicle isin mo tion inthe
fo llo wing situat ions:
R evenwh en ach ild, aper son ofsmall statur eor an obj ect weighin gless than thesy stem weight thre shold is
locat edon thefront passeng erseat
R evenwh en thefront passeng erseat isno toccupied
The system mayde tect obje ctsorforc es that areaddin gto thewe ight applied totheseat. &
WARNIN GRisk ofinju ryor fata linj uryif ach ild restra int system isused while thefront passeng erfront
airbag isenabled
If yo usec ureach ild inach ild restra int system onthefront passeng erseat andthefront passeng erairbag is
enabled, thefront passeng erairbag candeplo yin theev ent ofan acciden t.
The child could bestru ck bytheairbag. Displa
ymessag esand warning/ indic ator lam ps 47
1

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Ensur e,bo th bef oreand during thejour ney,that thest atus ofthefront passeng erairbag iscor rect.
NEVER useare ar wa rdfacing child restra int onaseat protect edbyan ACTIVE AIRBAGinfront ofit,DE ATHor
SERIOU SINJU RYtotheCH ILD can occur . #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions. #
Checkth est atus oftheaut omatic front passeng erairbag actuation (/page45). #
Ifneces sary,consu ltaqu alif ied spec ialistwo rkshop immediat ely.
PRE-S AFEInoperat iveSee
Operator's Manual *
The PRE‑S AFE®
funct ionsaremalfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop. Smar
tKey Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Á Obtain aNew Key *T
heSmar tKey nee dstobe replaced. #
Consult aqu alif ied spec ialistwo rkshop. 47
2
Display messa gesand warning/ indic ator lam ps

Air
-water duct .......................................... 391
Ke eping free ........................................3 91
Airb ag.........................................................4 0
Ac tivati on ........... ...................................35
Fr ont airbag (driver ,fr ont passeng er)....4 0
Ins tallation locations .............................4 0
Knee airbag........................................... 40
Ov ervie w ..... .......................................... 40
PA SSENGER AIRBAGind icat orlam p.....4 5
Pr otect ion ..............................................4 2
Sid eairba g<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 40
Wi ndo wcur tain airbag ...........................4 0
Alar m
see Panic alar m
Al ar m system
see ATA(anti-t heftal ar m system)
All-wheel drive
see 4MA TIC
Alt ernativ ero ute
see Route
Amb ientlighting
Se tting (mult imediasystem) ................1 18 Andr
oidAuto <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 349
Co nnecting amob ile pho ne<0011001100110011001100110011001100110011001100110011001100110011
0011> 350
Co ntr olusing theapplication buttons
... ... ................................................... ....3 51
Endi ng............. .................................... 351
Inf orma tion............. .......................... ...350
Ov ervie w ............. ................................349
Sou ndsetting s............. ........................ 351
Tr ans ferred vehicle data......................3 51
Anim als
Pe ts intheve hicle ........................... ...... 63
Anti-loc kbr aking system
see ABS(An ti-loc kBr akin gSy stem)
Anti-skid chains
see Snowch ains
Anti -thef tala rm system
see ATA(anti-t heftal ar m system)
Anti-t heftpr otection
Imm obiliz er.................................... ........ 86
Anticip ator yoccupa ntprotection
see PRE- SAFE®
(anticip ator yoccu‐
pa nt protect ion)
see PRE-S AFE®
PL US (antic ipatory
occupant protect ion plus) Apple
CarPla y®
........................................3 48
Connecting aniPho ne®
....... ................348
Contr olusi ng theapplication buttons
... ..........................................................3 49
Ending ................................................. 349
No tes .................................................. 348
Ov ervie w ............................................. 348
Sound settin gs .................................... 349
Tr ans ferred vehicle data......................3 51
Assis tance
Men u(on -boardco mp uter) .................. 220
Assis tance systems
see Drivin gsaf etysy stem
ASS YSTPL US <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>385
Batt erydi sconne ctionpe riods .............3 86
Displ aying theser vice duedate........... 385
Fu nctio n/no tes ................................... 385
Re gular maint enance work <0011001100110011001100110011001100110011001100110011001100110011
00110011> 385
Spec ialser vice requ iremen ts.............. 385
ATA (anti-thef tala rm system) .................. 86
Ac tivati ng/d eactiv ating theint erior
mo tion sensor ....................................... 88
Ar ming/ disarming theto w- aw ay
alar m.....................................................8 8 532
Index

Dea
ctivating thealar m.......................... 87
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 86
Fu nctio nof theint erior motion sensor ..88
The tow- aw ay alar mfun ction .......... .......8 7
AT TENTI ONASSIST <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 204,206
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>204
Se tting <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 206
Sy stem limit ations ...............................2 04
At tention assistant
see ATTENTION ASSIST
Au thorized Mercedes- BenzCenter
see Qualif iedspec ialistwo rkshop
Au thorized workshop
see Qualif iedspecialis two rkshop
Au tomatic distanc eco ntr ol
se eAc tiveDis tance AssistDIS TRONI C
Au tomatic drivin glights ........... ...............114
Au tomatic engine star t(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> .......137
Au tomatic engine sto p(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> .......137 Au
tomatic fron tpass engerfr on tair‐
bag shutoff <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 44,45
Fu nctio nof theaut omatic front
passeng erfront airbag shutoff......... ..... 44
PA SSENGER AIRBAGind icat orlam p.....4 5
Au tomatic fron tpass engerfr on tair‐
bag shutoff
see Automatic front pass engerfront
airb agshut off
Au tomatic mirrorfo lding function
Ac tivati ng/d eactiv ating ........... ............125
Au tomatic trans mis sion
DIR ECT SELEC Tleve r..... .................... ..142
Dr ive pr ogr am disp lay ............. ............. 140
Dr ive pr ogr ams............. .......................139
DY NA MIC SELE CTswitc h.................... 139
Eng aging drive po sitio n............. .......... 144
Eng aging neu tral ............. .....................143
Eng aging park position .................. ...... 143
Eng aging reve rsege ar .................... .....1 43
Kic kdo wn ....... ......................................145
Manual gearshif ting.............................1 44
St eer ing wheel paddle shifters ............ 144
Tr ans miss ionposit iondispla y........ ...... 142
Tr ans miss ionposit ions........................ 142 Au
tomatic trans mis sion (problem)
se eTr ans miss ion(problem ) B
BA S(Br akeAssis tSy stem) ...................... 161
Batt ery
Ch arging (Remo teOnline) .................... 133
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 67
Batt ery
see Battery(v ehi cle)
Batt ery(v ehi cle) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 412
Char ging...............................................4 11
Char ging(R emo teOnline) .................... 133
No tes .................................................. 408
No tes(s ta rting assis tance and
ch argin g) .............................................. 410
Re placing .............................................4 12
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ......411
Bel t
see Seatbel t
Bli nd Spo tAs sist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 208
Ac tivati ng/d eactiv ating ........... .............211
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 208
Sy stem limit ations ...............................2 08 Inde
x533

0049
Turn On theIgnit iontoRelease
th ePa rking Brak e................................ 491
0072 Vehicle Ready toDrive Swi tch
th eIgnit ionOffBef oreEx iting .............. 477
0077 Warning Tire Malfunction ............ 510
0077 Wheel Sensor(s) Missing ............ 509
Ac tiveBli nd Spo tAssi stCur rently
Un available SeeOper ator' sMan ual.....4 96
Ac tiveBli nd Spo tAssi stInoper ative.... 496
Ac tiveBr ak eAssi stFunctio nsCur‐
re ntl yLim ited See Operator's Man‐
ua l..... ............................... ...................5 04
Ac tiveBr ak eAssi stFunctio nsLim i‐
te dSee Oper ator's Manual .................. 505
Ac tiveDis tance AssistCur rently
Un available SeeOper ator' sMan ual.....4 99
Ac tiveDis tance AssistInoper ative..... .4 99
Ac tiveDis tance AssistNo wAv ailable
.. ...........................................................5 00 Ac
tiveLa ne Keeping AssistCur rentl y
Un available SeeOper ator' sMan ual.....4 95
Ac tiveLa ne Keeping AssistInopera‐
tiv e ...................................................... 495
Ac tivePa rking Assistand
PA RK TRONI CInoper ative See Opera‐
to r's Manua l...... .................................. 496
Ac tiveSt eer ing Assis tCur rentl y
Un available SeeOper ator' sMan ual.....4 93
Ac tiveSt eer ing Assis tInoperativ e.......4 94
Ac tiveSt eer ing Asst.Cur rentl y
Un available DuetoMultiple Emer‐
ge ncy Stops ......................................... 495
Ad aptiveHig hbeam Assis tCur rently
Un available SeeOper ator' sMan ual.....4 76
Ad aptiveHig hbeam Assis tIn oper a‐
tiv e .......................................................4 76
App lyBrak eto Shif tfr om 'P' ............... 483
Apply Brak eto Shif tto 'R' ................... 483 Appl
yPa rking Brak eRisk ofRo lling
Aw aySee Operator's Manua l..... ......... 486
Au xiliary Batt eryMal functi on.............. 484
Begi nning Emergency Stop .................. 494
Blind SpotAssis tCur rentl yUna vaila‐
ble See Opera tor's Manua l..... ............. 495
Blind SpotAssis tInoper ative..... .......... 495
Chec kTire Pressur eSoon .................... 511
Chec kTire Pressur eThen Restar t
Ru nFla tIndi cator <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .........512
Cr uise Control Inoper ative.................. 500
Cr uise Control Off...............................5 00
Decr easeSpeed ................................... 511
Dr iver' sDoo rOp en &Trans miss ion
No tin PRisk ofVehicle Rolling Away ..483
Fr ont Passeng erAirbag Disabled See
Oper ator's Manual ...............................4 70
Fr ont Passeng erAirbag Enabled See
Oper ator's Manual ...............................4 71 54
0
Inde x

ESP
®
Cr osswi ndAssis t.................................1 64
ESP ®
(Electr onicStabil ityProg ram) ....... 161
Ac tivati ng/d eactiv ating ........... ........... .163
Fu nctio n/no tes .................................... 161
Ext erior light ing
Car e................................................ .... 397
Ext erior light ing
see Ligh ts
Ext erior mir rors <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 122, 123
Anti-g lare mode (automatic) ................1 23
Au tomatic mirrorfo lding function ........ 125
Fo lding in/out .....................................1 22
Oper ating thememor yfunc tion ............ 98
Pa rking posit ion.............................. .....1 24
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 122 F
Fa tig ue detection
see ATTENTION ASSIST
Favo rite s
Ad ding .................................................2 68
Ad ding ades tination ...........................2 98 Ca
lling up ....... ................................... ..268
Dele ting .......................................... ..... 269
Home address ................................. ....2 98
Mo ving ................................................ 269
Ov ervie w ....... ................................... ...268
Re nam ing<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>269
Wo rkaddr ess .................................. .... 298
Flat tire .....................................................4 01
Chan gingawheel ................................ 447
MOExt ended tires ................................ 402
No tes ................................................... 401
TIREFIT kit...........................................4 03
Flat towing
see Tow- bar system
Floor mats.................................................1 11
Fo ilco vering
Ra dar and ultrasonic sensors........ ...... 159
Fr ee sof tware ............................................ 32
Fr eq uencies
Tw o-w ayradio ................................ ...... 457
Fr eq uency band
Dialin g(on -boardcom puter) ................ 224
Fr ont airbag (driver ,fr ont passeng er).....4 0 Fr
ont passeng erseat
see Seat
Fu el ...........................................................4 62
Ad ditiv es.............................................4 62
E1 0 ....... ............................................... 461
Fu elreser ve <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 462
Ga sol ine <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 461
Qua lity (gas oline )<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 461
Re fuel ing .............................................. 147
Sul fur cont ent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 461
Ta nk cont ent <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ..............462
Fu elconsum ption
On- boar dcom puter .............................2 21
Fu elconsum ption indicat or
Calling up.............................................1 41
Fu nction seat
see Door controlpanel
Fu ses ......................................................... 418
Bef orere placing afuse ........................ 418
Fu se assignment diagram.................... 418
Fu se boxin theengine compartmen t... 419
Fu se boxin thefront -passen gerfo ot ‐
we ll...................................................... 420
Fu se boxin thetrunk ........................... 421 54
4
Inde x

K
KEYLESS- GO
Loc kingth eve hicle ................................ 70
Pr oblem .................................................7 2
Un loc kin gse tting ............................ ...... 66
Un loc kin gth eve hicle ............................7 0
Kic kdow n.................................................1 45
Using .............. .....................................145
Knee airbag ...... .......................................... 40 L
Label ing(tires)
see Tire labeling
Lam p
see Interior light ing
Lam ps(Ins trum ent Displa y)
see Warning/ indic ator lam ps
Lane detection (automatic )
se eAc tiveLa ne Keeping Assist
Lane Keeping Assist
see ActiveLa ne Keeping Assist Languag
e.................................................2 86
No tes .................................................. 286
Se ttin g............................................. ....2 86
LA TC H-type (ISOFI X)child seat secur‐
ing system
In stallin g................................................ 55
Light switch
Ov ervie w .......................................... ....1 13
Light ing
see Inte rior lighting
see Lights
Lights ........................................................ 113
Ad aptiveHig hbeam Assis t.............. .....1 16
Ad jus ting theins trument lighting ........ 220
Au tomatic driving lights..... .................. 114
Comb inationswit ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 114
Cor nering light func tion<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 116
Haza rdwa rning light s.................... ...... 115
High beam............ ...............................114
High -beamflasher ................................ 114
Light switch..... .............................. ......1 13
Lo w-beam headlam ps.................... ...... 113
Pa rking light s.................................. .....1 13
Re ar foglam p................................. ...... 113 Re
sponsibili tyforlig hting systems .......1 13
Se tting theex terior lighting switch-
of fdela ytime ....................................... 117
St andi nglight s.....................................1 13
Swi tching thesur round lighting
on /of f.................................................. 118
Tu rn signals .......................................... 114
Limit edWa rranty
Ve hicle .................................................. 29
Liv eTr af fic Inf orma tion
Dis playing thetra ffic map .................... 316
Dis play ing traffic inci dents <0011001100110011001100110011001100110011001100110011001100110011
00110011> 317
Pr ov ider informatio n............................ 316
Sho wing local area message s.............. 318
Swi tching thetra ffic inf ormatio ndis‐
pla yon .................................................3 17
Load index(tir es) .................................... 438
Load -bearing capacit y(tir es) ................. 438
Loading ..................................................... 104
Car gotie-do wn rings <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ...104
Def initio ns ............ ...............................440
No tes ..................................................... 99
Ro ofcar rier ......................................... 105
St ow agespac eunde rth etrunk floor ...105 Inde
x54
7