2019 MERCEDES-BENZ CLA COUPE start stop button

Alar
msys tem
see ATA(A nti-T hef tAlar msyst em)
AMG
Adapt ive spor tsusp ension sys-
te m .......... ...................................... 161
Per forman ceSeat ............................ 95
AMG adaptiv esp ort sus pen sion
sys tem
Gen eral Infor mat ion.......................1 61
AMG menu (on-bo ardcomputer) .....190
AMG Perfo rmance exhaustsys-
tem ..................................................... 128
Anti -lockbraking system
see ABS (Anti-lock BrakingSystem)
Anti -skid chains
see Snow chains
Anti -theft alarm system
see ATA (Anti-Theft Alarmsystem)
Ashtray .............. ................................. 246
Ass istanc edisplay (on-bo ardcom-
puter) ..................... .............................187
Ass istanc emenu (on-bo ardcom-
puter) ..................................................186
ASS YST PLUS
Displ aying aservi cemessa ge....... .264
Driving abroad ....... ........................265
Hidi ngaservi cemessa ge....... ....... 264
Informati onabo utService ............. 265
Res etting theservi ceinterva ldis -
pla y....... ......................................... 265
Service message....... ..................... 264
Specia lservi cerequ ireme nts....... ..265
ATA (Anti-Theft Alarm syste m)
Activating/d eactivating ................... 68
Function ...........................................68
Swi tching offthe alarm <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 68
ATTE NTIO NAS SIST
Activa ting/d eactiva ting<0011001100110011001100110011001100110011001100110011001100110011
0011[ 187
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 209
Functi on/note s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011[ 173
Audi omen u(o n-b oard computer) ....184
Audi osys tem
see DigitalOpe rator'sManua l
Auth orized Merc edes-Be nzCente r
see Qualifie dspe cialist wo rksho p
Auth orized worksho p
see Qualifie dspe cialist wo rksho p AU
TO lights
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 206
see Lights
Auto matic carwas h(care) ............... 265
Auto matic engine start (ECO start/
sto pfunc tion)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 127
Auto matic engine switch-o ff(ECO
start/ stopfunc tion)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 127
Auto matic headlamp mode.............. 101
Auto matic transmission
Accel erator pedalpos ition ............. 134
Ch ang inggear<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011[ 134
DIREC TSELECT lever <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011[ 131
Drive program<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011[ 135
Drive programdispl ay<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 131
Drivi ngtips<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 134
DYNAM ICSELECT button (allveh i-
cle sexce ptMer cedes-AM Gveh i-
cle s)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 129
DYNAM ICSELECT controller
(Me rced es-AM Gveh icles) .............. 130
Emerg encyrunningmod e.............. 139
Enga ging drive pos ition <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 133
Enga ging neu tral <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 132
Enga ging park pos ition
(Me rced es-AM Gveh icles) .............. 133
Enga ging park pos ition automa ti-
cal ly<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 132
Enga ging reve rsegear<0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 132
Enga ging the park pos ition ............ 132
Hol ding the vehiclesta tiona ryon
up hillgra dients <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011[ 135
Kickd own<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 135
Ma nua lshi fting <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011[ 137
Oil temp erature (on-boa rdcom-
pu ter, Mercedes-AM Gveh icles) ..... 190
Ove rview <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 131
Pro blem (ma lfunction) <0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 139
Pu lling away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 126
Sel ector lever <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011[ 133
Starti ngthe engi ne<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011[ 125
Steer ingwheelpa dd leshi fters ...... 137
Tra nsmi ssion pos ition displ ay........ 133
Tra nsmi ssion pos ition displ ay
(DIR ECT SELECT lever) <0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 131
Tra nsmi ssion pos itions <0011001100110011001100110011001100110011001100110011001100110011
00110011[ 134 In
dex
5

Home
address
see alsoDigita lOpera tor'sMan-
ua l..... ............................................. 231
Hood
Closing ............... ............................ 261
Displ aymessa ge..... ....................... 217
Important safetynotes.................. 260
Opening .........................................2 60
Horn ...................................................... 32
Hydroplan ing....... ....... .......................149 I
Ign itio nloc k
see Key positions
Immobi lizer....... ................................... 68
Indi cator lamp
Rep lacing bulbs(rea r)....... ............. 107
Indi cator lamps
see Warni ngand indicator lamps
Indi cators
see Turn signa ls
Ins trument cluster
Overvi ew....... ................................... 33
Settings ......................................... 188
Warni ngand indicator lamps ........... 33
Ins trument cluster lighting .............. 178
Inte rior lighting
Control ...........................................105
Overvi ew....... ....... .......................... 104
Rea ding lamp ....... .......................... 104
iPo d®
see also Digita lOpera tor'sMan-
ua l....... ..................... ......................231 J
Jack Storage location ............................ 274
Using .............................................312
Jump starting (engi ne) ....... ...............282 K
Ke yposi tions
Start/Stop button.......................... 123
KE YLESS -GO
Conve nience closingfeatu re....... ..... 84
Deactiva tion.....................................71 Locking
............................................71
Unlocking ......................................... 71
Ki ckdo wn
Driving tips....... .............................135
Manu algea rshifti ng....... ................139
Kne ebag .............................................. 46 L
Lamps see Warni ngand indicator lamps
Lane Keepin gAss ist
Activating/d eactivating (on-
boa rdcompu ter)....... ..................... 188
Displ aymessa ge....... ..................... 210
Function/inform ation<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 176
Lan eTrack ingpack age<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011[ 174
Lap time (RACETIME R)<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 191
LA TCH- type (ISOF IX)chi ldseat
anc hors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 57
Li ce nse plate lamp(displ aymes -
sag e)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 205
Li ght senso r(di spl aymes sage)....... 206
Li ghts
Ada ptive Hig hbe amAssi st............. 103
Auto matichea dlamp mode............ 101
Fogg edup hea dlamp s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 104
Haza rdwa rning lamps <0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 103
Hig hbe am flashe r<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 102
Hig h-be amheadlamp s<0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 102
Lig htsw itch <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 101
Low -bea mhea dlamp s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 102
Pa rking lamps <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011[ 102
Re ar fog lamp <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011[ 102
Setting exteriorlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011[ 101
Stand inglamps <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011[ 102
Swi tching thedaytime runni ng
la mps on/of f(o n-boa rdcom-
pu ter) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 189
Tu rn signa ls<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 102
Lo adin ggui delines <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 239
Lo cki ng
see Central locking
Lo cki ng (do ors )
Auto matic<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 77
Emerg encylocking <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 77
From inside(central locking but-
ton) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011[ 7612
In
dex

Specialist
workshop ............................2 8
Speed, controlling
see Cruise control
Speedometer
Activating/deact ivatingtheaddi-
tional speedometer ........................ 189
Digital ............................................ 183
In the Instrument cluster................. 33
Segment s... ................................... 178
Selectin gthe display unit............... 188
SPORT handling mode
Deactivat ing/activating
(Mercedes-AMG vehicles)................6 6
Warning lamp................................. 224
Stand inglamp s
Display message ............................2 05
Switchi ngon/off ........................... 102
Start-off assist
Activating .......................................160
Importa ntsafe tynotes .................. 159
Start/Stop button
Rem oving .......................................124
Starting theengine ........................125
Start/stop function
see ECO start/stop function
Starting (engi ne) ....... .........................124
STEE RCONTROL .................................. 68
Stee ring
Displ aymessa ge....... ..................... 218
Stee ring assistant STEERCON-
TROL
see STEER CONTROL
Stee ring wheel
Adjusting (manual ly)<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011[ 96
Butto nove rview <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011[ 34
Butto ns(on-boa rdcomp uter)......... 179
Cl ea ning <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 271
Imp orta ntsafety notes <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 96
Pa dd leshi fters <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011[ 137
Ste ering wheelpaddle shifters ........ 137
Sto pwa tch(RACETIME R)<0011001100110011001100110011001100110011001100110011001100110011
001100110011[ 191
Sto wag eco mpartmen ts
Armre st(fro nt)<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011[ 240
Armre st(under )<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011[ 241
Ce nter conso le<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011[ 240
Ce nter conso le(re ar) <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011[ 241
Cu phol ders <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 244Eye
glas ses comp artment............... 240
Gl ove box <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 240
Imp orta ntsafety informa tion ......... 239
Ma ppoc kets <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 241
Stow agenet <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 241
Sto wag ene t<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 241
Sto wag ewe llbe neath the trunk
flo or <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011[ 243
Summe rtire s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 292
Sun visor<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 246
Sus pen sion settin g
AMG adaptive sportsu spe nsio n
sy stem <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 161
Sw itchin gair-re circul ationmode
on /o ff<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011[ 120
Sw itchin gon medi amode
Via the device list <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011[ 237 T
Tach ometer<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 178
Tail lamps
Disp laymes sage <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011[ 205
see Lights
Tail gate
Lim iting the opening angle............... 81
Obs tructi ondetectio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 78
Ope ning dimens ions <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011[ 325
Ope ning/ closing automa tically
from outsid e<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 79
Tank
see Fueltank
Tank conte nt
Fue lga ug e<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 33
Tec hnical data
Ca paciti es<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 319
Infor mation<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 317
Ti res /wh eels<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 315
Veh icleda ta <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 325
Tel epho ne
Accep tingacal l(mu ltifuncti on
stee ring wheel)<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011[ 186
Auth orizing amob ile pho ne(co n-
necti ng)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 235
Auth orizing amob ile pho nevia the
de vice mana ger(connecti ng)......... 236
Co nnecting amob ile pho ne
(d evi ce mana ger)<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011[ 23618
In
dex

Panic
alarm X
To activate: pressandhold the
0033 button 0043for approx. onesecond.
A visual andaudib lealarm istriggered ifthe
alarm system isarmed.
X To deactivat e:press 0033button 0043again.
or X Insert theSmartK eyinto theignition lock.
or, invehicles withKEYLE SS-GO start- function
or KEYLE SS‑GO
X Press theStart /Stopbutton.
The SmartK eymust beinthe vehicle. Occupant
safety Introduct
iontothe restr aintsystem
The restraint systemcanreduce therisk ofvehi-
cle occupants comingintocont actwith parts of
the vehicle's interiorinthe event ofan accident.
The restraint systemcanalso reduce theforces
to which vehicle occupants aresubjected during
an accident.
The restraint systemcomprises:
R Seat beltsystem
R Air bags
R Child restraint system
R Child seatsecuring systems
The componen tsof the restraint systemworkin
conj unction witheach other. Theycanonly
deploy theirprotect ivefunct ionif,at all times, all
vehicle occupants:
R have fastened theirseatbelts correct ly
(Y page 43)
R have theseat andhead restraint adjusted
properly (Ypage 91) As
the driver, youalso have tomake surethat
the steering wheelisadjusted correctly.
Observe theinformation relatingtothe correct
driver's seatposition (Ypage 91).
You also have tomake surethatanair bag can
inflate properly ifdeploye d(Y page 45).
An airbag supplements acorrect lyworn seat
belt. Asanadditional safetydevice, theairbag
increases thelevel ofprotect ionforvehicle
occupants inthe event ofan accident. Forexam-
ple, if,inthe event ofan accident, theprotect ion
offered bythe seat beltissufficient, theairbags
are not deploye d.When anaccident occurs,only
the airbags thatincrease protectioninthat par-
ticular accident situation aredeploye d.How-
ever, seatbelts andairbags generally donot
protect againstobjectspenetrat ingthe vehicle
from theoutside.
Inform ationonrestraint systemoperation can
be found under "Triggering ofthe Emergen cy
Tensioning Devicesandairbags" (Ypage 52).
See "Chil dren inthe vehicle" forinformation on
children traveling withyouinthe vehicle aswell
as on child restraint systems(Ypage 54). Import
antsafety notes G
WARNING
Modifications tothe restraint systemmay
cause itto no longer workasinten ded.The
restraint systemmaythen notperform its
inten dedprotect ivefunct ionand may failinan
accident ortrigger unexpect edly,forexample.
This poses anincreased riskofinjury oreven
fatal injury.
Never modify partsofthe restraint system.
Never tamper withthewiring, theelectron ic
componen tsor their software.
If it is necessary tomodify componen tsof the
restraint systemtoaccommodate aperson with
disabil ities,contactanauthorized Mercedes-
Benz Center fordetails. USAonly: forfurther
information contactour Customer Assistance
Center at1-80 0FOR-MERCED ES
(1‑800‑367‑6372 ).
Mercedes-B enzrecommen dsthat youonly use
driving aidswhich havebeen approved specifi-
cally foryour vehicle byMercedes-B enz. 40
Occ
upantsafetySafety

G
WARNING
If you leavechild renunsu pervi sedinthe vehi-
cle, they couldset itin motion by,forexampl e:
R rele ase theparki ngbrake.
R shift theautomatic transmissi onout ofthe
parki ngposi tion P.
R start theengine.
In add ition, theymayopera tevehicl eequ ip-
ment andbecome trapped.There isarisk of
an accide ntand injury .
When leaving thevehicl e,alw aystake the
SmartKey withyouand lock thevehicl e.Never
lea vechild renunsu pervi sedinthe vehicl e. G
WARNING
If perso ns,particu larlychild renaresubjected
to prolo nged exposu reto extreme heator
cold, there isarisk ofinjury ,possi blyeven
fatal .Never leavechild renunattended inthe
vehicl e. G
WARNING
If the child restrai ntsystem issub jected to
dire ctsunli ght,parts maygetvery hot.Chil-
dren mayburn themsel vesonthese parts,
particu larlyon the metal partsofthe child
restrai ntsystem. Thereisarisk ofinjury .
If you leavethe vehicl e,taking thechild with
you ,alw aysensure thatthechild restrai nt
system isnot expose dto dire ctsunli ght.Pro-
tect itwith abla nket, forexampl e.Ifthe child
restrai ntsystem hasbeen expose dto dire ct
sunli ght,letitcool downbefore securingthe
child init. Never leavechild renunattended in
the vehicl e.
Alwa ysensure thatallvehicl eoccupa ntshave
their seatbeltsfastened correctly andaresitting
prope rly.Particu larattention mustbepaidto
child ren.
Observe thesafety notesonthe seat belt
(Y pag e42) and thenotes oncorrect useofseat
bel ts(Y pag e43).
A booster seatmaybenecessa ryto achie ve
prope rseat beltposi tioning forchild renover
40 lbs (18 kg)until theyreach aheig htwhere athree-poi
ntseat beltcan beprope rlyfastened
witho utabooster seat. Spec
ialseatbe ltretractor G
WARNING
If the seat beltis rele ased whiledrivi ng,the
child restrai ntsystem willno longer be
secure dprope rly.The speci alseat beltretrac-
tor isdisa bledand theinertia realdraw sin a
portion ofthe seat belt.The seat beltcannot
be immed iatelyrefastene d.There isan
increas edrisk ofinjury ,possi blyeven fatal.
Stop thevehicl eimmed iately,pay ing atten-
tion toroad andtraffic conditions. Reactivate
the speci alseat beltretractor andsecure the
child restrai ntsystem properly.
All seat beltsinthe vehicl e,except thedrive r's
seat belt,are equipped with aspeci alseat belt
retractor. Whenactivated,thespeci alseat belt
retractor ensuresthat theseat beltcannot
sla cken once thechild seatissecure d.
Install ingachild restrai ntsystem:
X Make sureyouobser vethe child restrai nt
system manufacturer's installationinstruc-
tions.
X Pul lthe seat beltsmoothly fromthebeltout-
let.
X Engage seatbelttongue inbel tbuckle .
Activating thespeci alseat beltretractor:
X Pul lthe seat beltout fullyand letthe inertia
reel retract itaga in.
Whil ethe seat beltis retracting, youshou ld
hear aratcheting sound.The speci alseat belt
retractor isenabl ed.
X Push thechild restrai ntsystem downso that
the seat beltis tight anddoes notloos en.
Remo vingthechild restrai ntsystem anddeac-
tivating thespeci alseat beltretractor:
X Make sureyouobser vethe child restrai nt
system manufacturer's installationinstruc-
tions.
X Press therelease button ofthe seat belt
buckle andguide the seat belttongue back
toward sthe beltsash guide.
The speci alseat beltretractor isdea ctivated. Chi
ldren inthe vehi cle
55Safety Z

X
To
sto pthe alarm with the SmartK ey:
pre ssthe 0036 or0037 button onthe Sma rt-
Key .
The alarm isstop ped.
or X Vehi
cles with KE YLES S-GO start-f unction
or KE YLES S-GO :rem ove theStart/ Stopbut-
ton from theigniti onlock (Ypage 123 ).
X Inse rtthe Sma rtKey intotheigniti onlock.
The alarm isstop ped.
X To
sto pthe alarm using KEYLES S-GO :
gra spthe outsid edo or handl e.The Sma rtKey
mu stbe outsid ethe vehicle.
The alarm isstop ped.
or X Pre ssthe Start/ Stopbutton onthe dash-
bo ard .The Sma rtKey mustbe insidethe vehi-
cle .
The alarm isstop ped.
The alarm isnot stop ped, eve nif yo uclo sethe
op en door tha ttrig geredit,for exa mpl e.
i If
the alarm stayson for more than
30 seco nds,the Mer cedesme conne cteme r-
genc ycal lsy stem automa tically send sa mes -
sa ge tothe Custom erCe nter. Thisis do ne
ei ther bytext message ordata conne ction.
The eme rgency callsy stem sendsthe mes -
sa ge ordata pro vided tha t:
R youha ve subsc ribed tothe Mer cedesme
conne ctser vice
R the Mer cedesme conne ctser vice hasbe en
acti vate dpro perly
R the nece ssarymob ile pho nenetw orkis
ava ilab le Pro
tectionagai nstthef t
69Safe ty Z

Smar
tKey Import
antsafety notes G
WARNING
If children areleft unsupervised inthe vehicle,
they could:
R operate thevehicle's equipment
Additionally, childrencouldsetthe vehicle in
motion if,for example, they:
R release theparking brake
R shift theautomatic transmissionoutofpark
position 005D
R start theengine
There isarisk ofan accident andinjury.
Never leavechildren oranimals unattendedin
the vehicle.
When leaving thevehicle, alwaystake the
SmartK eywith youand lock thevehicle. This
also applie sfor the Digital Vehicle Keyifthe
"Digital Vehicle Key"functionisactivated via
Mercedes meconn ect. G
WARNING
If you attach heavyorlarge object sto the
SmartK ey,the SmartK eycould beuninten -
tionally turnedinthe ignition lock.Thiscould
cause theengine tobe switched off.There isa
risk ofan accident.
Do not attach anyheavy orlarge object sto the
SmartK ey.Remove anybulky keyrings before
insertin gthe SmartK eyinto theignition lock.
! Keep
theSmartK eyaway fromstrongmag-
netic fields. Otherwise, theremote control
funct ioncould beaffected.
Str ong magnetic fieldscanoccur inthe vicin-
ity ofpowerful electrical installations.
Do not keep theSmartK ey:
R with electron icdevices, e.g.amobile phone
or another SmartKey
R with metallic objects,e.g. coins ormetal foil
R inside metallic objects,e.g. ametal case
Vehicles withKEYLESS-GO startfunction: do
not keep theSmartK eyinthe trunk .Otherwise, the
SmartK eymay notbedetect ed,e.g. when
startin gthe engine usingtheStart /Stopbutton. Smar
tKeyfunctions 0043
0037 Tolock thevehicle
0044 0054 Toopen thetrunk lid
0087 0036 Tounlock thevehicle
If you donot open thevehicle withinapprox-
imately 40seconds ofunlocking:
R the vehicle islocked again.
R protect ionagainst theftisreactivated.
X To lock: press the0037 button.
The SmartK eycent rally locks/un locks:
R the doors
R the trunk lid
R the fuel filler flap
The turn signals flashonce when unlocking and
three times whenlocking.
When thelocator lighting isactivated viathe
multimedia system,itlights upwhen itis dark
after thevehicle isunlocked withtheremote
cont rol;see Digital Operator's Manual.
You canalso setanaudib lesignal toconfirm
that thevehicle hasbeen locked. Theaudib le
signal canbeactivated anddeactivated using
the on-board computer (Ypage 190).
X To open thetrunk lidautom atically: press
and hold the0054 button untilthetrunk lid
opens (Ypage 79). 70
Smar
tKeyOpening andclosing

Problem
Possible
causes/co nsequences and0050 0050
Solutions KEYLE
SS-GO ismalfunctionin g.
X Lock/ unlock thevehicle usingtheremote controlfunct ionofthe
SmartK ey.
X Have thevehicle andSmartK eycheck edataqual ified specialist
workshop.
If the vehicle canalso notbelocked/unlock edusing theremote con-
trol funct ion:
X Unlock (Ypage 77)orlock (Ypage 77)thevehicle usingthe
mechanical key.
X Have thevehicle andSmartK eycheck edataqual ified specialist
workshop. The
engine cannot be
started usingtheSmart-
Key. The
on-board voltageistoo low
X Switch offnon- essential consumers, e.g.seat heating orinterior
lighting, andtrytostart theengine again.
If this does notwork:
X Check thestarter battery andcharge itifnecessary (Ypage 281).
or
X Jump-start thevehicle (Ypage 282).
or
X Consult aquali fiedspecialist workshop. The
engine cannot be
started usingtheStart /
Stop button. TheSmart-
Key isin the vehicle. The
vehicle islocked.
X Unlock thevehicle andtrytostart thevehicle again. The
SmartK eybattery isdischarged ornearly discharged.
X Check theSmartK eybattery (Ypage 73)and replace itifnecessary
(Y page 73).
If this does notwork:
X Start yourvehicle withtheSmartK eyinthe ignition lock. There
isinterf erence fromapowerful sourceofradio waves.
X Start yourvehicle withtheSmartK eyinthe ignition lock. You
have lostaSmart-
Key. X
Have theSmartK eydeactivated ataqual ified specialist workshop.
X Report theloss immediately tothe vehicle insurers.
X Ifnecessary, havethelocks changed aswell. You
have lostthe
mechanical key. X
Report theloss immediately tothe vehicle insurers.
X Ifnecessary, havethelocks changed aswell. Smar
tKey
75Opening andclosing Z