2012 MERCEDES-BENZ M-Class door lock

X
To acti vate /deacti vate :pre ssbutton :.
If ind icator lamp ;islit, op era tiono fthe
rear side windows isdeactivated.
Operation isonly possible usingthe
switches inthe driver's door.Ifindicator
lamp ;isoff, operation ispossible using
the switches inthe rear compartmen t. Panic
alarm X
To activate: press!button :for at
least onesecond.
An alarm sounds andtheexterior lighting
flashes.
X To deactivate: press!button :
again.
or
X Insert theSmartK eyinto theignition lock.
or
X Press theKEYLE SS-GO Start /Stopbutton.
The KEYLE SS-GO key must beinthe
vehicle. i
USA
only:
This device complies withPart15ofthe
FCC Rules. Operation issubject tothe
following twocondition s:
1. This device maynotcause harmful
interfer ence,and
2. this device mustaccept anyinterfer ence
received, includinginterferencethatmay
cause undesired operation.
Any unauthorized modificationtothis
device couldvoidtheuser's authority to
operate theequipment.
The product labelwithFCCIDand IC
certific ationnumber canbefound inthe
battery caseofthe SmartK ey. i
Canada
only:
This device complies withRSS-Gen of
Industry Canada.Operation issubjec tto
the followi ng two cond itions :
1. Thisde vice ma ynot causeinte rferenc e,
and
2. thi sde vice mu stacc eptany inte rference
rece ived,incl uding inte rference thatm ay
caus eunde sired oper ation.
An yunaut horizedmod ificatio ntothis
device couldvoidtheuser's authority to
operate theequipment.
The product labelwithFCCIDand IC
cert ification numbercanbefound inthe
battery caseofthe Smart Key. Driving
safetysystems Driving
safetysystems overview
In this section ,you willfind informat ionabout
the following drivingsafetysystems:
R ABS (Anti-lock BrakingSystem)
R BAS (Brake AssistSystem)
R BAS PLUS (Brake Assist System Plus*)
R ESP ®
(Electr onicStability Program)
R EBD (Electr onicBrake forceDistribution)
R AD APTIVE BRAKE 60
Driving
safetysystemsSafety

The
ftdete rrentlo ck ingsys tems Immo
bilizer
The imm obilize rprevents yourvehicle from
being startedwithout thecorr ectSmart Key.
When leaving thevehicle, alwaystake the
Smart Keywith youand lock thevehicle. The
engin ecan bestart edbyanyone withavalid
Smart Keythat isleft inside thevehicle.
X To activa tewith theSma rtKey: remove
the Smart Keyfrom theignition lock.
X To activa tewith KEYLE SS-GO: switchthe
ignition offand open thedriver's door.
X To deactiva te:switch onthe ignition . i
The
immobilizer isalway sdeactivat ed
when youstart theengin e.
In the event thattheengin ecann otbe
start edwhen thestart erbatter yis fully
charged, theimmobilizer maybefaulty.
Contac tana uth orizedMer cedes- Benz
Cen tero rcall 1-80 0-FO R-M ERCed es(in
US A)or1-80 0-38 7-01 00 (inCanada) . ATA
(Anti-Thef tAlar msyst em)
Av isual andaudible alarmistriggere difthe
alarm systemisarmed andyouopen :
R adoor
R the vehic lewith themec hanic alkey
R the tailgat e
R the hood
The alarm isnot switc hedoff,even ifyou
clos ethe open doorthathastriggere dit, for
exam ple. i If
the alarm stays onfor mor ethan 30
seco nds,the emer gencycall system
mbrac e(USA only)orTEL EAI D (Canada
only) initiates acall tothe Custom er
Ass istanc eCent erautom atically. The
emer gencycall systeminitiates thecall
prov ided that:
R you have subsc ribedtothe mbrac e/
TEL EAI D serv ice.
R the mbrac e/TELEAID serv icehas been
act ivat edproper ly.
R the require dmobile phone,power supply
and GPS areavailable. X
To arm: lock thevehic lewith theSmartKey
or KEYLE SS-GO.
In dicat orlamp :flashes .The alarm
system isarmed afterapproximately 15
seconds.
X To deactivate: unlockthevehicle withthe
SmartK eyorKEYLE SS-GO.
X To stop thealarm usingtheSmar tKey:
insert theSmartK eyinto theignition lock.
The alarm isswitched off.
or
X Press the% or& button onthe
SmartK ey.
The alarm isswitched off. 68
Theft
deterr entlocking systemsSafety

X
To sto pthe alarm usingKE YLESS-GO :
gras pthe outsi dedoor handl e.The
SmartKey mustbeoutsi dethe vehi cle.
The alarm isswi tched off.
or
X Press theStart/Stop buttononthe
das hboa rd.The SmartKey mustbeinsid e
the vehi cle.
The alarm isswi tched off. Theft
deterrent locki ng syste ms
69Safety Z

Useful
information
i This
Operat or'sManual describesall
models andallstan dard andoption al
equipment ofyour vehicle available atthe
time ofpublication ofthe Operat or's
Manual. Country-specificdiffer encesare
possible. Pleasenotethat your vehicle may
not beequipped withallfeature s
descr ibed. Thisalso applies tosafet y-
related systemsand func tions. i
Please
readtheinfor mation onqualified
specialist workshops(Ypage 25). Sma
rtKey Impor
tant safet ynotes G
WARN
ING When
leaving thevehicle, alwaysremovethe
Smart Keyfrom theignit ionlock .Always take
the Smart Keywith youand lock thevehicle.
Do not leave children unsuperv isedinthe
vehicle, evenifthey aresecured inachild
rest raint system ,and donot give them acces s
to an unlock edvehicle. Achild's unsupervised
access toavehicle couldresult inan accident
and/or serious personal injury.Theycould:
R injure themselves onvehicle parts
R be seriously orfatally injured byextrem e
heat orcold
R injure themselves orhave anaccident with
vehicle equipment thatmay stillbein
operation evenaftertheSmartKey has
been removed fromtheignition, suchasthe
seat adjustment ,steering wheel
adjustment ormemory function.
If children openadoor, theycould cause
severe oreven fatalinjury toother persons; if
they getout ofthe vehicle, theycould injure
themselves whendoing soorbe seriously or
even fatally injured byany passing traffic.
Do not expose thechild restraint systemto
direct sunlight. Thechild restraint system's
metal parts, forexample, couldbecome very hot,
andachild could beburned onthese
parts. G
WARNING If
akey ring istoo heavy ortoo large, the
weight actingonthe key could cause itto turn
in the ignition lockorcatch onthe steering
wheel. Thiscould cause theengine tobe
switched offsuddenly. Youcould losecontrol
of the vehicle andcause anaccident. Donot
attach anyheavy orlarge keyrings tothe key
that isinserted inthe ignition. General
notes
If you cannot lockorunlock thevehicle with
the SmartK ey,either thebattery inthe
SmartK eyisdischarged, theSmartK eyis
faulty orthe starter battery isdischarged.
X Check thebattery inthe SmartK eyand
replace itifnecessary (Ypage 76).
X Unlock thedriver's doorusing the
mechanical key(Ypage 80).
X Lock thevehicle usingthemechanical key
(Y page 80).
X Have thestarter battery andthebattery
cont acts check edataqual ified specialist
workshop.
If the SmartK eyisfaulty, contactRoadsi de
Assistanc eor aqual ified specialist workshop. Smar
tKeyfunctions
General notes i
USA
only:
This device complies withPart15ofthe
FCC Rules. Operation issubject tothe
following twocondition s:
1. This device maynotcause harmful
interfer ence,and
2. this device mustaccept anyinterfer ence
received, includinginterferencethatmay
cause undesired operation. 72
Smar
tKeyOpening/closing

Any
unauthorized mod ificati ontothis
de vic ecou ldvoi dthe user’ sa uth orityto
oper atetheequipm ent.
The Product label withFCC IDand IC
ce rtific ation num bercan befoun din the
bat tery cas eof theS martKey . i
Ca
nada only:
This device complieswith RSS-210 of
Industry Canada .Operation issubjec tto
the followi ng two cond itions :
1. Thisde vice ma ynot causeinte rferenc e,
and
2. thi sde vice mu stacc eptany inte rference
rece ived,incl uding inte rference thatm ay
caus eunde sired oper ationofthe device.
Any unauthorized modificationtothis
device couldvoidtheuser’s authority to
operate theequipment.
The Product labelwithFCCIDand IC
certific ationnumber canbefound inthe
battery caseofthe SmartK ey.
Locki ngand unlocking centrally The
SmartK eycent rally locks/unloc ks:
R the doors
R the tailgate
R the fuel filler flap :
& Locks thevehicle
; F Opens/closes thetailgate
= % Unlock sthe vehicle
When unlocking, theturn signals flashonce.
When locking, theyflash three times. When
itis dark, thesurround lightingalso
comes onifit is activated inthe on-board
computer (Ypage 235).
You canalso setanaudi blesignal toconfirm
that thevehicle hasbeen locked. Theaudi ble
signal canbeactivated anddeactivated using
the on-board computer (Ypage 236).
X To unlock centrally: pressthe%
button.
If you donot open thevehicle within
approximately 40seconds ofunlocking:
R the vehicle islocked again.
R the theft deterrent lockingsystem isarmed
again.
X To lock centrally: pressthe& button. KEY
LESS-GO
General notes i
USA
only:
This device complies withPart15ofthe
FCC Rules. Operation issubject tothe
following twocondition s:
1. This device maynotcause harmful
interfer ence,and
2. this device mustaccept anyinterfer ence
received, includinginterferencethatmay
cause undesired operation.
Any unauthorized modificationtothis
device couldvoidtheuser’s authority to
operate theequipment.
The Product labelwithFCCIDand IC
certific ationnumber canbefound inthe
battery caseofthe SmartK ey. i
Canada
only:
This device complies withRSS-2 10of
Industry Canada.Operation issubjec tto
the followi ng two cond itions :
1. Thisde vice ma ynot causeharmfu l
inte rferenc e,and SmartK
ey
73Opening/closing Z

2.
this devicemust accep tany inte rference
rece ived,incl uding inte rference thatm ay
caus eunde sired oper ation.
An yunaut horizedmod ificatio ntothis
device couldvoidtheuser’s authority to
operate theequipment.
The Product labelwithFCCIDand IC
cert ification numbercanbefound inthe
battery caseofthe Smart Key.
Import antnotes onthe use ofKEY LESS-
GO R
The KEYLE SS-GO key can beused likea
conv ention alkey.
R You cancombine KEYLESS-GO funct ions
with those ofaconv ention alkey, e.g.
unlock withKEYLE SS-GO and lock with the
& button .
R Always carryyourKEYLE SS-GO key onyour
person.
R Do not keep theKEYLE SS-GO key toget her
with:
- electron icdevices, e.g.amobile phone
or another key
- metallic objects,e.g. coins ormetal foil.
This canaffect thefunct ionality of
KEYLE SS-GO.
R When lockingand unlockin gusing
KEYLE SS-GO, thedistance between the
Smart Keyand thecorrespon dingdoor
handle mustnotexceed 3ft (1 m).
R Ifthe KEYLE SS-GO key isremoved fromthe
vehicle, itis possible thatthesystem may
not recogn izethe Smart Key.Thevehicle
can then notbelocked orstart edusing
KEYLE SS-GO.
R Ifthe KEYLE SS-GO key has been removed
from thevehicle, e.g.ifapassenger leaves
the vehicle withaKEYL ESS-G Okey : X
To unl ockt he vehi cle:touch theinner
surfa ceofthe door handl e.
X To loc kthe vehi cle:touch sensor
surfa ce:.
X Co nven ienceclo singfeature: touch
recesse dsensor surface; for an
extended period(Ypag e87).
If you pullon the handl eofthe tailgate, only
the cargo compartmen tof the vehicle is
unlocked. Changing
thesettings ofthe lockin g
system
You canchange thesettin gofthe locking
system insuch away that only thedriver's
door andthefuel filler flapareunlocked. This
is useful ifyou frequently travelonyour own.
X To change thesetting: pressandhold
down the% and& buttons
simultaneously forapproximately six
seconds untilthebattery checklamp
(Y page 76)flashes twice. i
If
the settin gof the locking systemis
changed withinthesignal rangeofthe
vehicle, pressing the& or% button
locks orunlocks thevehicle.
The SmartK eynow funct ionsasfollows:
X To unlock thedriver's door:pressthe
% button once.
X To unlock centrally: pressthe%
button twice.
X To lock centrally: pressthe& button. 74
Smar
tKeyOpening/closing

The
KEYLE SS-GO funct ionischanged as
follows:
X To unlock thedriver 'sdoor: touch the
inner surface ofthe door handle onthe
driver's door.
X To unlock centrally: touchtheinner
surface ofthe door handle onthe fron t-
passenger doororthe rear door.
X To lock centrally: touchtheouter sensor
surface onone ofthe door handles. Restoring
thefactor ysettings
X Press the% and& button s
simultaneously forapproximately six
seconds untilthebattery checklamp
flashes twice. Mechanical
key
General notes If
the vehicle cannolonger beunlocked with
the Smart Key,usethemechanic alkey.
If you usethemechanic alkey tounlock and
open thedriver's door,theanti- theft alarm
system willbetriggered (Ypage 68).
There areseveral waystoturn offthe alarm:
X To turnthe alarmoff with the
Smar tKey: pressthe% or& button
on the Smart Key.
or
X Insert theSmart Keyinto theignition lock.
or
X To deactivat ethe alarmwith KEYL ESS-
GO: press theStart/S topbutton inthe
ignition lock.TheSmart Keymust beinthe
vehicle.
or
X Lock orunlock thevehicle usingKEYLE SS-
GO. TheSmart Keymust beoutside the
vehicle. Removing
themechanical key X
Push release catch: inthe direction of
the arrow andatthe same time,remove
mechanic alkey ;from theSmart Key. Smar
tKeybattery
Impor tantsafety notes Have
thebatteries changedataquali fied
specialist workshop. G
WARNIN
G Batt
eries containtoxicsubstances .
Swallowing batteriescanlead toserious
health issues ordeath.
Keep batteries outofthe reach ofchildren.
Seek medical attentionimmediately ifa
battery isswallowed . G
WARNIN
G The
Smart Keybatteries containperchlorate
material, whichmayrequire specialhandling
and regard forthe environ ment.Observe
governm entdisposal guidelines. California
resident s,see www .dtsc.ca.gov/
Haza rdousW aste/Perchlora te/
index.cfm. Sma
rtKey
75Opening/closing Z

Problems
withtheSmar tKey Problem Possible
causes/co nsequences andM Solutions
You
cannot lockor
unlock thevehicle
using theSmartK ey. The
SmartK eybattery isdischarged ornearly discharged.
X Try again tolock/un lockthevehicle usingtheremote control
funct ionofthe SmartK ey.Point thetipofthe SmartK eyatthe
driver's doorhandle fromclose range andpress the%/
& button.
If this does notwork:
X Check theSmartK eybattery (Ypage 76)and replace itif
necessary (Ypage 76).
X Lock (Ypage 80)orunlock (Ypage 80)thevehicle using
the mechanical key. The
SmartK eyisfaulty.
X Lock (Ypage 80)orunlock (Ypage 80)thevehicle using
the mechanical key.
X Have theSmartK eycheck edataqual ified specialist workshop. You
cannolonger lock
or unlock thevehicle
using KEYLE SS-GO. There
isinterf erence fromapowerful sourceofradio waves.
X Lock/ unlock thevehicle usingtheremote controlfunct ionof
the SmartK ey.Point thetipofthe SmartK eyatthe driver's door
handle fromclose range andpress the%/& button. There
isamalfunction withKEYLE SS-GO.
X Lock/ unlock thevehicle usingtheremote controlfunct ionof
the SmartK ey.Point thetipofthe SmartK eyatthe driver's door
handle fromclose range andpress the%/& button.
X Have KEYLE SS-GO check edataqual ified specialist workshop.
If this does notwork:
X Check theSmartK eybattery (Ypage 76)and replace itif
necessary (Ypage 76).
X Lock (Ypage 80)orunlock (Ypage 80)thevehicle using
the mechanical key. You
have losta
SmartK ey. 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
77Opening/closing Z