2020 MERCEDES-BENZ A-CLASS SEDAN lane assist

Disp
layin theIns trum ent Displa y In
stru ment Displa yin theWi descr eenCockpit
1 Perm issible speed
2 Perm issible speedwhenther eis are striction
3 Addition alsign withre striction
% Ve
hicl eswith ast andar dIns trument Dis‐
pla y:a+ symbo lne xt to atraf fic sig nin the
Ins trument Displayindicat esthat addit ional
traf fic sig ns have been detected. Thesecan
al so be displ ayed inthemedia displayand
op tion ally intheHead-up Display.
If Traf fic Sign Assistcanno tde term ine thecur‐
re nt ma ximu mperm issible speed(e.g.dueto missi
ngsigns), thefo llo wing displa yappear sin
th eIns trument Display: This
isdispla yedcon tinuousl yif th eve hicle isin
a countr ywher eTr af fic Sign Assistisno tsup‐
por ted. Traf fic Sign Assistisno tav ailable inall
coun tries.
% Alsoobse rveth einf ormation ondispla ymes‐
sag esinTraf fic Sign Assist(/ pag e468 ).
Sy stem limit s
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R Ifth er eis poor visibility ,e.g. due toinsuf fi‐
cie ntillu mina tionofthero ad, ifth er ear e
highl yva riable shade condition sor inrain,
sno w,fogor hea vyspr ay.
R Ifth er eis glar e, e.g .fr om oncom ingtraf fic,
di re ct sunli ght orreflect ions. R
Ifth ewindshield inthear ea ofthemultifunc ‐
tion camer ais dir ty,or ifth ecamer ais fog‐
ge dup, damag edorcovered.
R Ifth etra ffic sign sar ehar dto detect, e.g. due
to dir tor sno w,orbecause they areco vered
or due toinsuf ficie ntlighti ng.
R Ifth einf ormation inthena vig ation system's
digit almap isincor rect or out-of-da te.
R Ifth esigns areambiguous, e.g.traffic sign s
on con stru ction sites orinad jace ntlanes.
R Ifyo utur nshar ply, when passin gtraf fic sig ns
ou tsid eth ecamer a'sfield ofvision.
Se tting Traf fic Sign Assis t
Re quirement s:
R Onl yve hicl eswith Drivin gAss istanc e
Pa ckag e:
Ac tiveDis tance AssistDIS TRONI Cmu stbe
activ ated forth eaut omatic adoptionof
speed limits. Dr
iving andparking 20
7

Sy
stem limit s
Eit her acour se-cor recting brak eap plica tion
ap propr iate to thedr iving situation ,or non eat
all, mayoccur inthefo llo wing situat ions:
R Vehicles orobs tacle s,e.g. crash barrier s,are
locat edon both sides ofyour vehicle.
R Ave hicle approaches tooclosely ontheside.
R Youha ve adop tedaspor tydriving style wit h
high corner ing speeds.
R Youbr ak eor acc elerat esign ifican tly.
R Adr ivi ng safety system interve nes, e.g.ESP ®
or ActiveBr ak eAssi st.
R ESP ®
is de acti vated.
R Aloss oftirepr essur eor afa ulty tireis
de tected.
Ac tiv atin g/deac tivatin gBli nd Spo tAs sist or
Ac tiv eBli nd Spo tAs sist
Multimedia system:
4 © 5
Set ting s5
Assist ance #
Activateor deacti vate Blind Spot Assist.
or #
Activateor deacti vate Act. Blind Spo tAssi st.
% Dep endingontheve hicle's equipment, Blind
Spo tAssis tor ActiveBli nd Spo tAssi stis
av ailable. Ac
tiv eLan eKe eping Assist Fu
nction ofActiv eLan eKe eping Assist Ac
tiveLa ne Keeping Assistmonit orsth ear ea in
fr ont ofyour vehicle bymeans ofmultifu nction
camer a1. Itser vesto protect youag ains tunin ‐
te ntio nallylea vingyo ur lane .Yo uwill bewarned
by vibr ation pulses inthesteer ing wheel andgui‐ ded
byacour se-cor recting brak eap plica tion
ba ck intoyo ur lane .
Yo uar ewa rned byvibr ation pulses inthesteer‐
ing wheel inthefo llo wing circums tances:
R ActiveLa ne Keeping Assistde tects alane
mar king.
R Afront whe eldrives ove rth is lane marking.
Yo uwill also beguided backint oyo ur lane by
means ofacour se-cor recting brak eap plica tion
if th efo llo wing condition sar eme t:
R ActiveLa ne Keeping Assistde tects lane
mar kings onboth edg esofthelane.
R Afront wheel drives over asolid lanemark‐
ing.
Yo ucan activat eor deac tivateth eAc tiveLa ne
Ke eping Assistwa rning.
The status ofActiveLa ne Keeping Assistis dis‐
pla yedin theon- boar dcom puter:
R ð (green): ActiveLa ne Keeping Assistis
activ ated and oper ating.
R ð (gray):Ac tiveLa ne Keeping Assistis
activ ated, but notoper ating. Dr
iving andparking 21
1

R
ï :Ac tiveLa ne Keeping Assistis deactiv a‐
te dor ther eis amalfunct ion.
Ac tiveLa ne Keeping Assistcan neither reduce
th erisk ofan accident ifyo ufa ilto adap tyo ur
dr ivin gst yle nor override thelaws ofphysics. It
can notta ke intoacc ount road, weather ortraf fic
condi tions.Ac tiveLa ne Keeping Assistis onl yan
aid. Youar ere sponsible formaint ainingasaf e
dis tance totheve hicle infront, forve hicle
speed, forbr aking ingood timeandforst ay ing
in lane.
Ac tiveLa ne Keeping Assistcan bring theve hicle
bac kint oth elane withalane-c orrecting brak e
ap plica tion. Inthecase ofabr ok en lane marking
being detected, abr ak eap plica tion willonly be
mad eif ave hicle hasbeen detected intheadja‐
cent lane. Oncoming traf fic can bedetected.
Ve hicl eswith Drivin gAss istanc ePa ckag eor
Dr ivi ng Ass istan cePlus Packag e:ove rtakin g
ve hicles andvehicles inadjacent lanescanalso
be detected.
Ve hicl eswithout Drivin gAss istanc ePa ck‐
ag eor Drivi ng Ass istan cePlus Packag e:a
la ne-cor recting brak eap plica tion also take s place
when, inaddition toabr ok en lane mark‐
ing ,th eedg eof afirm road sur face isde tected
(e.g .centr alreser vatio n).
Ac tiveLa ne Keeping Assistis available inthe
speed rang ebe twee n37 mph(60 km/h) and
12 4mp h(200 km/h). If
alane-cor recting brak eap plica tion occu rs,dis‐
pla y1 appear sin themultifunc tiondispla y.
Sensitivity ofActiv eLan eKe eping Assist
% The availabilit yof thefo llo wing function is
coun try- dependen t. A
lane-c orrecting brak eap plica tion also occu rs
in theSens itivesetting inthefo llo wing situa‐
tion s:
R ActiveLa ne Keeping Assistde tects asol id
la ne mar king.
R Afront whe eldrives ove rth is lane marking.
Sy stem limit s
No lane- correcting brak eap plica tion occu rsin
th efo llo wing situat ions:
R Youcle arly and activel yst eer ,br ak eor accel‐
er ate.
R Youha ve switc hedonthetur nsignal indica‐
to r(situ ation-dep endent).
R Adr iving safetysy stem interve nes, such as
ES P®
,Ac tiveBr ak eAssi stor ActiveBli nd
Spo tAssi st.
R Youha ve adop tedaspor tydriving style wit h
high corner ing speeds orhigh ratesof accel‐
er ation.
R When ESP®
is deactiv ated.
R Ifaloss oftirepr essur eor afa ulty tirehas
been detected and displ aye d. 21
2
Driving and parking

The
system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R Ifth er eis poor visibility ,e.g. due toinsuf fi‐
cie ntillu mina tionofthero ad, ifth er ear e
highl yva riable shade condition sor inrain,
sno w,fogor hea vyspr ay.
R Ifth er eis glar e, e.g .fr om oncom ingtraf fic,
th esun orreflect ions.
R Ifth ewindshield inthear ea ofthemultifunc ‐
tion camer ais dir ty,or ifth ecamer ais fog‐
ge dup, damag edorcovered.
R Ifth er ear eno lane marking s,or several
unc lear lane markingsarepr esen tfo rone
lane, e.g.around roadw orks .
R Ifth elane marking sar ewo rn,dar kor cov‐
er ed.
R Ifth edis tance totheve hicle infront istoo
shor tand thus thelane marking scann otbe
de tected.
R Ifth elane marking sch ang equ ickl y, e.g.
lanes branc hof f,cr oss one another or
mer ge.
R Ifth ero adw ayisvery nar row and wind ing. Ve
hicl eswithout Drivin gAss istanc ePa ck‐
ag e:Ac tiveLa ne Keeping Assistuses radar sen‐
sor sto monit orseveralar eas around theve hicle.
If th era dar sensor sin there ar bum peraredir ty
or coveredwit hsno w,thesy stem maybe
im pair edorma yno tfunc tion.If an obs tacle in
th elane inwhic hyo uar edr ivin ghas been detec‐
te d, no lane-c orrecting brak eap plica tion occu rs.
Ac tiv atin g/deac tivatin gAc tiv eLan eKe eping
Assis t
Multi media system:
4 © 5
Set ting s5
Quick Access
5 Act ive Lane Keeping Assist #
Activateor deacti vate thefunc tion.
Se tting Activ eLan eKe eping Assist
Multi media system:
4 © 5
Set ting s5
Assist ance
5 Act ive Lane Keeping Assist
Se tting thesensit ivity
% The availabilit yof this func tion isdepen dent
on thecount ry. #
Select Stand ard,Sensi tiveorOff. Ac
tiv atin g/deac tivatin gthe hapticwarning #
Selec tWarnin g.
Ac tivateor deacti vate thefunc tion. Ve
hicl eto wing instruct ions
The vehicle isno tsuit able forth euse oftow bar
sy stems that areused forflat towing ording hy
to wing, forex am ple. Attach ing and using tow bar
sy stems canlead todamag eon theve hicle.
When youar eto wing ave hicle withto w bar sys‐
te ms, safedr iving charact eristic scan notbe
guar anteed forth eto wing vehicle ortheto we d
ve hicle. Thevehicle-tr ailercombination may
sw erve from side toside. Complywithth eper‐
mitt edtowing methods (/page41 3) and the
ins truct ions forto wing withbo th axle son the
gr ou nd (/ page 414). Dr
iving and parking 21
3

%
The illustration showstheIns trument Display
in theWi descr eenCockpit.
St atus displa yson theassis tant displ ay:
R Û ATTENTION ASSIST: deactiv ated
R Gray lane markings: ActiveLa ne Keeping
Assis tactiv ated
R Green lane marking s:Ac tiveLa ne Keeping
Assis tactiv e
R ¸ Gray radar wavesnext to vehicle: Blind
Spo tAssis tor ActiveBli nd Spo tAssi stena‐
bled R
¸ Green radar wavesne xt to vehicle:
Blind SpotAssis tor ActiveBli nd Spo tAssi st
act ive
R ActiveDis tance AssistDIS TRONI Cdisp lays
( / pag e17 2) Ca
lling up displ ayson theTr ip menu On-
boar dcom puter:
4 Trip #
Toselect adispla y:swipe upwards ordown‐
wa rdson thelef t-hand Touc hCon trol.
Trip menuin thest andar dcoc kpit:
R Spee dometer
R Tach ome ter
R Rangeand current fue lconsu mption
R ECO disp lay (/ page 139)
R Trip com puterFro mStart and FromReset
Trip menuin theWi descr eenCockpit:
R Standar ddispla y
R Cur rent fue lconsu mption R
ECO disp lay (/ page 139)
R Trip com puterFro mStart and FromReset
R Fullscr een St
andar ddispla y(e xa mp le)
1 Trip dis tance
2 Totaldis tance Ins
trum ent Disp lay and on-b oard com puter 22
1

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Act ive Steering Asst.Cur-
rent lyUnavailable Dueto
Multiple Emergency Stops *A
ctiveSt eer ing Assis tis temp orarily una vailable duetomultip leemerg encystops. #
Take ove rth esteer ing and stop inaccor dance withth etra ffic con dition s. #
Swit chtheignition offand switc hit bac kon.
Ac tiveSt eer ing Assis tis available once mor e.
Ac tiveLan eKeep ingAssist
Curre ntly Un availabl eSee
Oper ator'sMan ual *A
ctiv eLane Keeping Assistis temp orarily una vailable.
The ambien tcon dition sar eouts idethesy stem limits (/page21 1). #
Drive on.
As soo nas theambient conditions arewit hin thesy stem limits, thesy stem will become available again.
Ac tiveLan eKeep ingAssist
In oper ative *A
ctiveLane Keeping Assistis malfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop.
Blind SpotAssist Currently
Unavaila bleSee Operator's
Manual *B
lind SpotAss istis temp orarily una vailable.
The system limits have been reac hed (/page20 8). #
Drive on .
On ce thecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again.
or #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine.
Blind SpotAssist Inopera-
tive *B
lind SpotAss istis malfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 495

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

Re
frig er ant (air conditioni ngsystem)
No tes ............ ...................................... 465
Re fueli ng
Re fuel ingtheve hicle ............................1 47
Re mo teOnline
Char ging thebatt ery ........................ ....1 33
Coo ling orhea ting theve hicle inte‐
ri or ......... ..............................................1 33
St artin gth eve hicle ........................ ..... 133
Re por ting safetydef ects .......................... 28
Re scue card............................................... 29
Re ser ve
Fu el ..................................................... 462
Re setfunction (multimedia system) .....2 90
Re sidual heat...........................................1 28
Re stor ing (fact oryse ttings)
see Resetfunction (multimedia system)
Re stra int system .......................................3 4
Basi cins tructi ons forch ildr en ...............4 9
Fu nctio nin an acci dent <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 35
Fu nctio nality <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>35
Ma lfunctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>35
Pr otect ion ..............................................3 4 Re
duced protect ion ...............................3 4
Sel f-tes t<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 35
Wa rning lam p.................................. ...... 35
Re versege ar
Inser ting.......................................... .... 143
Rims (Care) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>397
Ro adside Assistan ce(breakdo wn)...........24
Ro llaw ay protection
see HOL Dfun ction
Ro ofcar rier
At tach ing .............................................1 05
Load ing....... ................................... ..... 105
Ro ofload .................................................. 467
Ro ute ...... .......................................... 299,305
Ac cep ting ade tour recomme ndation
af te ra pr om pt <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 302
Ac tivati ng acomm uter route .......... .....3 06
Alt ernativ ero ute(q uic k-acc ess) ...........3 11
Calculat ing.......................................... 299
Dis playing destinatio ninf ormat ion ...... 304
Dis playing thero utelis t.......................3 05
Editing ast or ed route .................... ...... 308
Ex tern al ...............................................3 15 Planning
..............................................3 04
Re cor ding aro ute ................................ 307
Sa vin gare cor ded route ...................... 308
Sel ect ing atype ...................................3 01
Sel ecting analte rn ativ ero ute .............3 05
Selecti ngnotificati ons .........................303
Selecti ngoptions ................................ 302
Sho wing ast or ed routeon themap ..... 307
St artin gasa ve dro ute .........................3 07
St artin gth eaut omatic service sta‐
tio nsear ch<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 307
Swi tching theaut omatic gasst atio n
sear chon/of f...................................... 306
Wi th intermediat edes tination s...........3 05
Ro uteguidanc e...... ................................. 308
Ca nceling .............................................313
Chan gingdir ect ion .............................. 309
De stinat ionreac hed .............................3 12
Fr ee wa yin fo rm atio n.............................3 11
Fr om anoff-r oad location .................... 313
Lane recomme ndations <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 310
No tes .................................................. 308
Of f-road ............................................... 314
To an off-ro ad des tinatio n.................... 313 Inde
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