Inf
ormation label(exa mp le–US A/China)
1 Hazardand service warning symbols
2 Refrig er ant filling capac ity
3 Applic ablestandar ds
4 PAGoil par tnum ber
5 GWP(Global Warming Potential) ofthere frig‐
er ant used
6 Refrig er ant type Inf
ormation label(exa mp le–Canada)
1 Hazardand service warning symbols
2 Refrig er ant filling capac ity
3 Applic ablestandar ds
4 PAGoil par tnum ber
5 GWP(Global Warming Potential) ofthere frig‐
er ant used
6 Refrig er ant type
Symbo ls1 indica tethefo llo wing:
R Possible dangers
R Having maint enance workcar ried out ata
qu alif ied spec ialistwo rkshop Fi
lling capacityforre frig er ant and PAGoil
Missi ngvalues werenotav ailable attim eof
goin gto print . Model
Refrig er ant
CL A250
CL A250 4MATIC 20.8±0.4 oz
(590 ±10 g) Model
PAGoil
CL A250
CL A250 4MATIC 2.8±0.4 oz
(80 ±10 g) Ve
hicl edata Ve
hicl edimens ions The
heightsspeci fied mayva ry as are sult ofthe
fo llo wing fact or s:
R Tire s
R Load Te
ch nica lda ta 33
1
Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0080 Transmission OilOverhea-
ted Drive withCaution *T
hetransmission isove rheating. Whenthedispla ymessag eis activ e,star t-up and drivin gch aract eristic sma ybe
te mp orarily im pair ed. #
Drive at low engine speed. #
Avoid spor tydriving. #
Beforepulling away on uphill gradients, letth etra nsmiss ioncool down until thedispla ymessag edisappear s.
Parkin gLock Inoper ative
Apply Parkin gBrak e *
The transmiss ionismalfunct ioning.Theparkposition 005Dcann otbe select ed. #
Park theve hicle safely. #
Use theelectr icpar king brak eto secur eth eve hicle agains tro lling away.
Teaching inTransmission
Operate SelectorLever
Apply Brake forXXsRisk
of Vehicle RollingAway *T
hetransmission isbeing taught in.Ther eis arisk oftheve hicle rolling away. #
Dep ress and hold thebr ak epedal untilthete ac h-in proce sshas been completed.
The elect ric pa rking brak eis applied automat icallydur ing thete ac h-in proce ss. #
Swit chon theignition . #
Select parkposition 005D,transmiss ionposition 005Eorneutr al005C.
Apply Parkin gBrak eRisk
of Rolling AwaySeeOpera-
tor' sManual *T
hetransmission positioncannotbe reliably identified. #
Use theelectr icpar king brak eto secur eth eve hicle agains tro lling away.
Teaching inTransmission
Complete *T
hetransmission's teac h-in proce ssiscom plete.All trans mis sionpos itions canbeselect edagain. Disp
lay mes sage sand warning/ indic ator lam ps 35
1
Engine
oil Displa
ymes sages
Possible causes/conseq uencesand0050 0050
Solutions
00B3 Check Engine OilLevel
(Add 1quart) *T
heengine oilleve lhas dropped totheminimum leve l.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntengi neoil #
Avoid long journeys wit hins ufficie ntengi neoil. #
Whe nne xt refuel ing, add 1.1 US qt(1l)of engine oil(/ page258) .
No teson engine oil(/ page32 7).
00B3 Engine OilRedu ceOil Level *T
heengine oilleve lis toohigh.
* NO
TEEngi nedama gecau sed bydriving withexc ess engine oil #
Avoid long journeys wit hex cess engineoil. #
Consul ta qu alif ied spec ialistwo rkshop immediat elyand have theengine oilleve lre duced.
00B3 En gine OilLevel LowStop
Vehicle TurnEngine Off *T
heengine oilleve lis toolow.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntengi neoil #
Avoid long journeys wit hins ufficie ntengi neoil. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions.Do notcontinu edr ivi ng. Disp
lay mess ages and warning/ indic ator lam ps 37
9
Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Switc hof fth eengine. #
Add1.1 US qt(1l)of engine oil(/ page258) . #
Che cktheengine oilleve l.
No teson engine oil(/ page32 7).
00B3 Engine OilPressure Stop
Switch OffEngine *T
heoilpressur eis toolow.
* NO
TEEngi nedama gecau sed bydriving withinsuf ficie ntoil press ure #
Avoid driving withinsuf ficie ntoil press ure. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions.Do notcontinu edr ivi ng. #
Consul ta qu alif ied spec ialistwo rkshop.
00B3 Engine OilLevel Cannot Be
Measured *T
heelectr icalconn ection totheoil leve lsen sor has been interru pte dor theoil leve lsen sor isfaulty . #
Con sult aqu alif ied spec ialistwo rkshop. 380
Displa ymessag esand warning/ indic ator lam ps
Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant warning lam p(yel‐
lo w) *T
he yello wcoolan twa rning lam pis lit while theengine isrunning .
Po ssible causes:
R The temp eratur esensor ismalfunct ioning
R The charge air,tr ans miss ionoilorbat tery cool ingisfaulty #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop.
00B9
Engine diagnosis warning
lam p *T
he yello wChec kEn gine warning lam pis lit while theengine isrunning .
A ma lfunctio nha soccu rred intheengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exc eeded andtheengine maybe inemer gency mod e.
In som est at es, legalrequ iremen tsstipulat eth at youmus timm ediat elyco nsult aqu alif ied spec ialistwo rkshop as
soon astheye llo wChec kEn gine warning lam plight sup. #
Have theve hicle checkedas soon aspossible ataqu alif ied spec ialistwo rkshop.
003D Electr icalmalfunction warn‐
ing lam p *T
heredelect rical fault warning lam pis lit.
Ther eis afa ult intheelectr ics. #
Notethemessag eson themultifunc tiondispla y. 386
Displa ymessag esand warning/ indic ator lam ps
Ac
tiveEmerg encyStop Assis t.............. 172
Ac tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 173
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>170
Sy stem limits ....................................... 170
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>114
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 115
Ad diti ves.................................................. 327
En gine oil............................................. 327
Fu el ..................................................... 327
Ad diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel
Af ter-sales service center
see ASSYSTPL US
Air bag
Re duced protect ion ...............................4 5
Air cond itioning menu
Callin gup ........................................ .....1 24 Air
distribut ion
Se tting (MB UXmult imed iasystem) ..... 124
Air inle t
see Air-water duct
Air pressu re
see Tire pressur e
Air vents ................................................... 125
Ad jus ting (front) ............. .....................125
Ad jus ting (rea r) ............. .......................126
Air vents
see Airvents
Ai r-re cir cula tion mode............................ 125
Air -water duct .......................................... 260
Ke eping free ........................................2 60
Airb ag....... ..................................................42
Ac tivati on ........... ...................................37
Fr ont airbag (driver ,fr ont passeng er)....4 2
Ins tallation locations .............................4 2
Knee airbag........................................... 42
Ov ervie w ..... ................................... ....... 42
PA SSENGER AIRBAGind icat orlam p.....4 7
Pr otect ion ....................................... .......4 4
Sid eairba g<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 42Wi
ndo wcur tain airbag ...........................4 2
Alar m
see Panic alar m
Al ar m system
see ATA(anti-t heftal ar m system)
All-wheel drive
see 4MA TIC
Ambient lighting
Se tting (multimedia system) ................1 16
Andr oidAuto
see Smar tphone integr ation
Animals Pets intheve hicle ................................. 65
Anti-loc kbr aking system
see ABS(An ti-loc kBr akin gSy stem)
Anti-skid chains
see Snowch ains
Anti -thef tpr otection
Imm obiliz er............................................ 84
Ant icip ator yoccup antprotection
see PRE- SAFE®
(anticip ator yoccu‐
pa nt protect ion) Inde
x39
7
Ac
tivati ng/d eactiv ating thesync hro‐
nizat ionfunc tion (cont rolpanel) .......... 124
Ac tivati ng/d eactiv ating thesync hro‐
nizat ionfunc tion (MBUX multimedia
sy stem) .......................................... ...... 124
Air -reci rculati onmod e.................... .....1 25
Au tomatic control..... ........................... 124
Callin gup theair con ditionin gmenu ...124
Con trol pan elfor3-zone automatic
clima tecontr ol<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> .......123
Fil ling cap acityforPA Goil ...................3 31
Fr ont airvents <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ............125
No te <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 123
Re ar air vents <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .............126
Re frig er ant ............ .............................. 330
Re frig er ant filling capac ity.............. .....3 31
Re mo ving condensatio nfrom the
windo ws<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 125
Re sidua lheat ....................................... 125
Se tting (MBU Xmul time diasy stem) ..... 124
Ve ntil ating theve hicle (convenie nce
op eni ng) <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 78
Coc kpit .........................................................6
Ov ervie w ......... ................................. .......6 Cof
feecup symbol
see ATTENTION ASSIST
Collisi ondetection (parked vehicl e)...... 152
Comb inationswitc h.................................1 12
Com puter
see On-boar dcom puter
Consum ption indicat or
Calling up........................................ .... 139
Con venience closing featur e....... ............. 79
Co nvenience opening................................ 78
Coolant (engine)
Capacit y.......................................... .... 329
Chec kleve l.......................................... 259
No tes .................................................. 328
Cop yrights
License .................................................. 35
Tr ademar ks<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 35
Co rnering light .........................................1 14
Cr oss Traf fic Aler t...................................2 03
Cr oss wind Ass ist
Fu nctio n/no tes .................................... 157 Cr
uise contr ol.......................................... 162
Ac tivati ng ........... ................................. 163
Butt ons <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> .......163
Callin gup aspee d...............................1 63
Deactiv ating........................................ 163
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 162
Re quiremen ts:.....................................1 63
Selecti ng....... ......................................163
Se tting aspe ed <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 163
St or ing aspeed ................................... 163
Sy stem limit ations ...............................1 62
Cus tomer Assist ance Center (CAC ).........2 9
Cus tomer Relat ions Depar tment .............2 9 D
Dam pingad just men t........... ................... 188
Dash board
see Cockpit
Data acquisition
Ve hicle .................................................. 30
Data protection rights
Dat ast or ag e .......................................... 33 Inde
x40
1
Data
storage
Dat apr otect ion rights ..................... ...... 33
Elect ronic contr oluni ts <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 30
Onl ine service s<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .............33
Ve hicle ............................................. ..... 30
Deactiv atingthealarm(ATA ).................... 85
Dealer ship
see Qualif iedspec ialistwo rkshop
Dec laration ofconf ormity
Wi reless vehicle component s................2 6
Decor ative fo il(cleaning instructions)
.. .................................................................2 65
De finitions (tiresand loading) ............... 306
Des tinat ionentr y...... .............................. 227
En tering aPOI oraddress <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 227
De tectin ginat tentiv eness
see ATTENTION ASSIST
Diagnos ticsconnec tion............................2 7
Digita lOp erator' sMa nua l........................ 20
Dingh yto wing
see Tow- bar system DIRECT
SELECT leve r............ ............. ......139
Eng aging drive po sitio n............. ........... 141
Eng aging neu tral ............. .....................140
Eng aging park position .................. ...... 140
Eng aging park position automatic ally .. 140
Eng aging reve rsege ar .................... .....1 40
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>139
Disp lay(car e)...........................................2 67
Disp lay(MB UXmultim edi asy stem)
Hom escr een .......................................2 13
Disp lay(m ult imedi asy stem) .................. 214
Oper ating ............................................. 214
Disp lay(on- boardcom puter)
Dis play son themultifunc tiondispla y.. 209
Displa ymessag e.....................................3 34
Ca lling up (on-boa rdcom puter) ..... ......3 34
No tes .................................................. 334
Displa ymessag es
00B2 ---mp h.....................................3 59
ç ---mp h.....................................3 59
003D 12VBatt erySee Oper ator's
Manual ................................................ 372 :
ActiveHea dlamps Inoperati ve .... 341
é ATTENTION ASSISTInoper ative
... ..........................................................3 58
é ATTENTION ASSIST: Take a
Br ea k! <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>........359
: Automatic HeadlampMode
Inoper ative..... ..................................... 340
û BeforeSt artin gth eEn gine,
Tu rn Steer ing Wheel ............................3 44
0027 CheckBr ak eFluid Level.............3 57
0026 CheckBr ak ePa ds See Oper a‐
to r's Manua l...... .................................. 358
00BD CheckCool antLevelSee Oper‐
at or's Manual ...................................... 346
00B3 CheckEn gine OilLevel(A dd 1
qu art) .................................................. 379
: CheckLef tLo wBeam (exa m‐
ple) ...................................................... 340
0077 CheckTire s ................................ 375
00B2 CheckWa sher Fluid ...................3 46 402
Index