2020 MERCEDES-BENZ A-CLASS SEDAN towing

*
NO
TEDama gedue totowing away at
exc essiv elyhigh speeds orove rlong dis‐
ta nces The
drivet ra in could bedamag edwhen tow‐
ing atexc essiv elyhigh speeds orover long
dis tances. #
Atowing speed of30 mph(50 km/h)
mus tno tbe exc eeded. #
Atowing distan ceof30 miles(50 km)
mus tno tbe exc eeded. &
WARNIN GRisk ofacci dent whento wing
a ve hicle whichis toohea vy
If th eve hicle being tow- star tedor towe d
aw ay ishea vier than theper missible gross
mass ofyour vehicle, thefo llo wing situat ions
can occur:
R The towing eyema ybecome detach ed.
R The vehicle/tr ailercombination may
sw erve oreve nov ertur n. #
Ifano ther vehicle istow- star tedor
to we daw ay,its weight mustno texc eed th
eper missible gross mass ofyour ow n
ve hicle. If
ave hicle mustbe tow- star tedor towe daw ay,
its per missib legross weight mustno texc eed the
per missible gross weight oftheto wing vehicle. #
Information ontheper missible gross mass of
th eve hicle canbefound ontheve hicle iden‐
tif ication plate(/ page458). #
Vehicl eswith automatic transmiss ion:Do
no topen thedr iver's door orfront passeng er
door ,ot her wise theaut omatic transmiss ion
aut omaticall yshif tsto position 005D. #
Installth eto wing eye(/ page41 7). #
Fasten theto w bar .
* NO
TEDama gedue toinc orrect connec‐
tion oftheto w bar #
Onlyconnect theto w rope ortow bar to
th eto wing eyes. #
Deact ivat eth eaut omatic locking mechanism
(/ page72 ). #
Donotactiv ateth eHOLD function. #
Deact ivat eth eto w- aw ay alar m(/ page88) . #
Deact ivat eAc tiveBr ak eAssi st
( / pag e17 0). #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C. #
Release theelectr icpar king brak e. #
Switc hon theignition ,ot her wise thesteer ing
wheel lockma yeng age. &
WARNIN GRisk ofacci dent dueto limi‐
te dsaf ety-re lat ed func tionsdur ing the
to wing proce ss
Saf ety-re lat ed func tionsar elimit edorno lon‐
ge rav ailable inthefo llo wing situat ions:
R theignition isswitc hedoff.
R thebr ak esy stem orpowe rst eer ing sys‐
te m ismalfu nctioning.
R theener gysupply ortheon- boar delectr i‐
cal system ismalfunct ioning. Br
eakdo wnassis tance 41
5

When
your vehicle isthen towe daw ay,signif ‐
icant lymor eef fort ma ybe requ ired tosteer
and brak eth an isno rm allyre qu ired. #
Use ato w bar . #
Mak esur eth at thesteer ing wheel can
mo vefreely ,bef oreto wing theve hicle
aw ay. *
NO
TEDama gedue toexcess ive tracti ve
po we r If
yo upull away shar ply, thetractiv epo we r
ma ybe toohigh andtheve hicles couldbe
damag ed. #
Pull away slo wlyand smoo thly. Lo
adi ng the vehicl efo rtr ans port #
Obser vetheno teson towing away
( / pag e41 4). #
Con nect theto w bar totheto wing eyein
or der toload theve hicle. #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C.
% Ve
hicl eswith automatic transmiss ion:
The automatic transmiss ionmaybe locked
in posit ion005Dintheeve ntofdama getothe
electr icalsystem. Toshif tto 005C ,pr ov ide the
on-boar delectr icalsystem withpo we r
( / pag e41 1). #
Load theve hicle ontoth etra nspor ter. #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005D. #
Use theelectr icpar king brak eto secur eth e
ve hicle agains tro lling away. #
Onlysecur eth eve hicle bythewheels. Ve
hicl eswith ADSPL US (Adap tiveDam ping
Sy stem PLUS) &
WARNIN GRisk ofan acci dent when
tr ansp orting vehicles withAd aptive
Dam pingSy stem PLUS
The reduced damping forc es on theve hicle
being transpor tedcan cause theve hicle/
tr ailer combination tostar tto swing.
As are sult, when transpor tingvehicles with
th eAd aptiveDam pingSy stem PLUS, the
ve hicle/tr ailercombination mayst ar tto skid.
Conseq uently,yo uco uld lose contro lof your
ve hicle. #
When transpor ting,ensur eth at:
R The vehicle hasbeen loaded onto
th etranspor tercor rectl y
R The vehicle issecur edatall four
wheel swit hsuit able tensi oni ng
st ra ps
R The maximum permissible speedof
35 mph(6 0km/h) isno texc eeded
when transpor ting 41
6
Brea kdo wnassista nce

R
Recomme ndedtirepr ess ures 1 forcold
tir es. The recomme ndedtirepr ess ures are
va lid forth emaximum permissible loadand
up tothemaximum permissible vehicle
speed.
Please alsonote:
R Information onper missib lewe ight sand loads
on theve hicle identif ication plate
(/ page458).
R Information ontirepr essur ein thetir epr es‐
sur eta ble (/ page425).
Fu rther relat ed subje cts:
R Determ inin gth emaximum permissible load
(/ page432)
R Noteson tirepr essur e(/ page42 4). Ste
psforDe term ining Correct Load Limit The
follo wing steps have been developed as
re qu ired ofall manuf acturersunder Title 49,
Co de ofU.S. Feder alRe gulations, Part57 5, pur‐
sua nttothe"N ational Traf fic and MotorVe hicle
Saf etyAc tof 1966". #
(1):Locat eth est at emen t"The combined
we ight ofocc upant sand cargoshould never
exc eed XXX kgorXXX lbs." onyour vehicle's
placar d. #
(2): Determ ine thecombin edweight ofthe
dr iver and passeng ersth at will beriding in
yo ur vehicle. #
(3): Subtr actthecombin edweight ofthe
dr iver and passeng ersfrom XXX kgor
XXX lbs. #
(4): The resulting figur eeq uals theav ailable
amoun tof car goand luggageload capac ity.
Fo rex am ple, ifth e"XXX" amount equals
14 00 lbs. and ther ewill befive 150lb pas ‐
seng ersin your vehicle, theamount ofavaila‐
ble cargoand luggageload capac ityis
65 0lbs. (140 0-75 0(5 x15 0) =650 lbs.) #
(5):De term ine thecombin edweight oflug‐
ga ge and cargobein gloaded ontheve hicle.
The weight mayno tsaf elyexc eed theav aila‐
ble cargoand luggageload capac itycalc ula‐
te din Step 4. #
(6): Ifyo ur vehicle willbetowing atrailer ,
load from your trailer willbetrans ferred to yo
ur vehicle. Consult this manual todeter‐
mine howthis reduces theav ailable cargo
and luggageload capac ityofyour vehicle.
% Notall vehicles areper mitt edtotow a
trailer .To wing atrailer isonl yper mittedifa
tra iler -hit chisins talled. Please consult an
aut hor ized Mercedes -Benz dealer ifyo uha ve
an yqu estion sabout towing atrailer with
yo ur vehicle.
Ev en ifyo uha ve cal cul ated thetot alload care‐
full y,yo usho uld still mak esur eth at themaxi‐
mum permissible gross weight andthemaxi‐
mum gross axle weight rating ofyour vehicle are
no texc eeded. Details can befound ontheve hi‐
cle identif ication plate. #
Have your loaded vehicle –including driver ,
occupants andload –we ighed onave hicle
we ighbr idge.
The measur edvalues mayno texc eed the
maximu mper missi blevalues stat ed on the
ve hicle identif ication plate.
Fu rther relat ed subje cts:
R Calculation exam ple forde term inin gth emax‐
imum load(/page433) 432
Wheels andtires

Sel
ecting from favo rite s ......................2 98
Selecti ngfrom themap ....................... 298
Select ingprev ious destination s...........2 95
De tectin ginat tentiv eness
see ATTENTION ASSIST
Diagnos ticsconnec tion............................2 7
Digita lOp erator' sMa nua l........................ 20
Digita lsp eed ome ter ............ ....................221
Di ng hy towing
see Tow- bar system
DIRECT SELECT leve r............ ...................142
Eng aging drive po sitio n............ ........... 144
Eng aging neu tral ............ ...................... 143
Eng aging park position ........................ 143
Eng aging park position automatic ally .. 143
Eng aging reve rsege ar .........................1 43
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>142
Disp lay(Car e).......................................... 398
Disp lay(m ult imedi asy stem) .................. 251
Hom escr een .......................................2 49
Oper ating .............. ...............................251
Se tting acoustic oper atingfe edbac k... 252
Se ttings ............................................... 281 Displa
y(on-boar dcom puter)
Displa yson themultifunc tiondispla y... 219
Disp laycont ent
Di spla ying ...................................... ...... 218
Disp laymes sage.....................................4 68
Ca lling up (on-boa rdcom puter) ..... ......4 68
No tes .................................................. 468
Displa ymessag es
00B2 ---mp h.....................................5 00
ç ---mp h.....................................4 99
003D 12VBatt erySee Oper ator's
Manual ................................................ 506
0049 ActiveHea dlamps Inoperati ve .... 475
é ATTENTION ASSISTInoper ative
... ... .......................................................4 93
é ATTENTION ASSIST: Take a
Br ea k! <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>.........493
0049 Automatic HeadlampMode
Inoper ative..... ..................................... 475
û BeforeSt artin gth eEn gine,
Tu rn Steer ing Wheel ............................4 79 0027
CheckBrak eFlu idLevel.............4 91
0026 CheckBr ak ePa ds See Oper a‐
to r's Manua l...... .................................. 492
00BD CheckCool antLevelSee Oper‐
at or's Manual .......................................4 81
00B3 CheckEn gin eOil Level(A dd 1
qu art) ...................................................5 13
0049 CheckLef tLo wBeam (exa m‐
ple) ...................................................... 474
0077 CheckTire s ................................ 509
00B2 CheckWa sher Fluid ...................4 80
ÿ Coolant TooHo tSt op Vehicle
Tu rn Engi neOff............ ........................ 481
00CE Current lyUn available Camera
Vi ew Restrict ed <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> .......498
ç Current lyUn available Radar
Sen sorsDir ty .......................................4 97
0025 Currentl yUna vailable See
Opera tor's Manua l..... ..........................5 01 538
Index

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

Pa
rking Assis tPA RK TRONI C<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 187
Ac tivati ng ........... ..................................191
Ad jus ting warning tones <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 192
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>187
Pr oblems ............................................. 189
Sid eim pa ct protect ion ..................... ... 190
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 191
Sy stem limit ations ...............................1 87
Pa rking assis tance systems
see ActivePa rking Assist
Pa rking brak e
see Elec tric par kingbr ak e
Pa rking foran extended period .............. 158
Pa rking light s...........................................1 13
Pa rking options
see Parking service
Pa rking posit ion
Ex terior mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 124
St or ing theposition ofthefront -
passeng eroutside mirrorusi ng
re ve rsege ar .........................................1 24
Pa rking service ........................................ 327
No tes ............ ....................................... 327 Selecting
parking options .................... 327
Sho wing apar king option onthe
map ..................................................... 328
PA RK TRONI C
Ma lfunction <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> .............189
PA SSEN GERAIRBAGstatus displa y
see Automatic front pass engerfront
airb agshut off
Pa yload
Calculat ionexam ple ............................ 433
De term inin gth emaximum .................. 432
Pe rm itted towing methods .....................4 13
Pe ts inthe vehicl e...... ...............................63
Phone book
see Cont acts
PIN protection
Ac tivati ng/d eactiv ating ........... ............287
Plas tictrim (Car e)................................... 398
POI Quic kaccess ................................. .......3 11
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 295
POI symb ols
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 321 Po
we rsupp ly
Swi tching on(Start/S topbutt on) ........ 130
Po we rwa sher (care)...............................3 92
Po we rwi ndo ws
see Side windo ws
PRE-S AFE®
(anticipat oryoccupant
pr otection) .................................................4 8
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 48
PR E-S AFE ®
Sou nd<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .........48
Re versing measur es.............................. 48
PRE- SAFE®
PL US (ant icipa tory occu‐
pa nt protection plus)................................ 49
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 49
Re versing measur es.............................. 48
Pr ev entat ive occupa ntprotection sys‐
te m
see PRE-S AFE®
(anticipat oryoccu‐
pant protect ion)
Pr ev ious destina tions
Selec ting.............................................2 95
Pr ofile ....... ................................................ 261
Cr eati ngane wprofile ....... .................. 262
Maxi mum numbe rof profile s ....... ........261 Inde
x553