2015 MERCEDES-BENZ E-CLASS ESTATE alarm

Useful information
i This Owner's Manual describes all mod-
els, series and optional equipment for your
vehicle that were available at the time of
going to press. National variation sare pos-
sible. Not ethat your vehicle may not be
equipped with all of the function sdescri-
bed. This is also the case for system sand
function srelevan ttosafety.
i Read the information on qualified special-
ist workshops: (Y page 27). Key
Important safet
ynotes
United Kingdom only: G
WARNING
When the double lock sare activated, the
doors can no longer be opened from the
inside. People in the vehicle can no longer get out, e.g. in hazardous situations. There is a
risk of injury.
Therefore, do not leave any people unsuper-
vised in the vehicle, particularly children ,eld-
erly people or people in need of special assis-
tance. Do not activate the double lock when
people are in the vehicle.
If the vehicle has been locked from the out-
side, the double lock function is activated as
standard. It is then not possible to open the
doors from inside the vehicle. You can deac-
tivat ethe double lock function by deactivat-
ing the interior motion sensor (Y page 91).
The doors can then be opened from the inside after the vehicle has been locked from the
outside.
The anti-theft alarm system is triggered if thedoor is opened from the inside. Switc hoff the
alarm (Y page 89).
All countries: G
WARNING
If children are left unsupervised in the vehicle, they could:
R open doors, thereby endangering other per-
sons or road users
R get out and be struck by oncoming traffic
R operate vehicle equipment and become
trapped, for example
In addition ,the children could also set the
vehicle in motion, for example, if they:
R release the parkin gbrake
R shift the automatic transmission out of park
position Porshift manual transmission into
neutral
R start the engine
There is arisk of an acciden tand injury.
When leaving the vehicle, always tak ethe key
with you and lock the vehicle. Never leave
children and animals unattended in the vehi-
cle. Keep the keys out of the reach of children. G
WARNING
If you attach heavy or large objects to the key, the key could be unintentionally turned in the
ignition lock .This could cause the engin eto
be switched off. There is arisk of an accident.
Do not attach any heavy or large objects to the
key. Remove any bulky keyrings before insert-
ing the key int othe ignition lock.
! Keep the key away from strong magnetic
fields. Otherwise, the remot econtro lfunc-
tion could be affected.
Stron gmagnetic fields can occur in the
vicinity of powerful electrical installations.
Do not keep the key: R with electronic devices ,e.g. am obile
phone or another key
R with metallic objects, e.g. coin sormetal
film
R inside metallic objects, e.g. ametal case
This can affec tthe key's functionality. 94
KeyOpening and closing

Example: Saloon
X To unloc kthe boot lid/tailgate: pull the
handl eont he boot lid/tailgate.
The vehicl eonlyu nlocks the boot lid/tail-
gate.
Deactivatin gand activating If yo
udon ot intend to us eakey for an exten-
de dp eriodoft ime,you can deactivate the
KEYLESS-GO functio nofthe key .The key will
then us everyl ittle power, thereb yconserving
battery power. For the purposes of activa-
tion/deactivation, the vehicl edoesn ot have
to be nearby.
X To deactivate: press the&button on
the key twice in rapi dsuccession.
The battery check lamp of the key
(Y page 97 )flashe stwice briefl yand
lights up once ,then KEYLESS-GO is deac-
tivated.
X To activate: press any button on the key or
insert the key into the ignition lock.
KEYLESS-GO and al lofits associate dfea-
tures ar eavailable again. Changin
gthe settings of the locking
system
Yo uc an change the settings of the locking
system .Thism eans tha tonlyt he driver's door
and the fuel fille rflapa reunlocke dwhent he
vehicl eisunlocked. Thi sisusefulify oufre-
quentl ytravel alone. X
To chang ethe setting: simultaneously
press the %and& buttons on the
key for approximatel ysixsecond suntilthe
battery check lamp flashe stwice
(Y page 97).
i If the setting of the locking system is
change dwithi nt he signa lran ge of the vehi-
cle ,pressing the &or% button:
R locks or
R unlocks the vehicle
The key now functions as follows:
X To unloc kthe driver' sdoor: press the
% button once.
X To unloc kcentrally: press the %but-
ton twice.
X To lock centrally: press the&button.
The KEYLESS-GO functio nisc hange dasfol-
lows:
X To unloc kthe driver' sdoor: touch the
inne rsurface of the door handl eonthe
driver's door.
X To unloc kcentrally: touch the inne rsur-
face of the door handl eonthe front-
passenge rdoorort he rea rdoor.
X To lock centrally: touch the outer sensor
surface on one of the door handles.
X To restore the factory settings: press
and hol ddownthe % and& buttons
simultaneously for approximatel ysixsec-
ond suntilthe battery check lamp flashes
twice (Y page 97). Emergenc
ykeyelement
General notes If the vehicl
ecan no longe rbelocked or
unlocke dwitht he key ,use the emergency
key element.
If yo uusethe emergency key element to
unlock and open the driver's door or the boot
lid/tailgate, the anti-thef talarm system will
be triggered (Y page 89).96
KeyOpening and closing

There are several ways to deactivate the
alarm:
X To deactivat ethe alarmw ith the key:
press the %or& button on the key.
or
X Insert the key into the ignition lock.
or X To deactivat ethe alarmw ith KEYLESS-
GO: press the Start/Stop button in the igni-
tion lock. The key must be in the vehicle.
or
X Lock or unlock the vehicle using KEYLESS-
GO. The key must be outside the vehicle.
If you unlock the vehicle using the emergency
key element, the fuel filler flap will not be
unlocked automatically.
X To unlock the fuel filler flap: insert the
key into the ignition lock.
Removing the emergency key element X
Push release catch :in the direction of
the arrow and, at the same time, remove
emergenc ykey element ;from the key.
Further information about: R unlockin gthe driver's door (Y page 102)
R unlockin gthe boot (Y page 109)
R unlockin gthe tailgate (Y page 110)
R lockin gthe vehicle (Y page 103) Inserting the emergency key element X
Push emergenc ykey element ;fully into
the key until it engages and release
catch :return stoits basic position. Battery of the key
Checking the battery X
Press the &or% button.
The battery is working properly if battery
check lamp :lights up briefly.
The battery is discharged if battery check
lamp :does not light up briefly.
X Replace the battery (Y page 97).
i If the battery of the key is checked within
the signal reception range of the vehicle,
pressing the &or% button:
R locks or
R unlocks the vehicle
i You can obtain
abattery from any quali-
fied specialist workshop.
Replacing the battery You require
aCR20253Vc ell battery.
X Take the emergenc ykey element out of the
key (Y page 97). Key
97Opening and closing Z

Problem
Possible causes/consequences and
M
MSolutions The engine cannot be
started using the key. The on-board voltage is too low.
X Switch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
If this does not work:
X Check the starter battery and charge it if necessary
(Y page 404).
or
X Jump-start the vehicle (Y page 405).
or
X Consult aqualified specialist workshop. Only for vehicles with
manual transmission:
The engine cannot be
started using the key. The steering lock is mechanically blocked.
X Remove the key and reinsert it into the ignition lock. While doing
this, turn the steering wheel in both directions. The engine cannot be
started using KEYLESS-
GO. The key is in the
vehicle. The vehicle is locked.
X Unlock the vehicle and try to start the vehicle again. There is interference from
apowerful source of radio waves.
X Start your vehicle with the key in the ignition lock. Doors
Important safety notes
United Kingdom only: G
WARNING
When the double locks are activated, the
doors can no longer be opened from the
inside. People in the vehicle can no longer get out, e.g. in hazardous situations. There is a
risk of injury.
Therefore, do not leave any people unsuper-
vised in the vehicle, particularly children, eld-
erly people or people in need of special assis-
tance. Do not activate the double lock when
people are in the vehicle.
If the vehicle has been locked from the out-
side, the double lock function is activated as
standard. It is then not possible to open the
doors from inside the vehicle. You can deac- tivate the double lock function by deactivat-
ing the interior motion sensor (Y page 91).
The doors can then be opened from the inside after the vehicle has been locked from the
outside.
The anti-theft alarm system is triggered if thedoor is opened from the inside. Switch off the
alarm (Y page 89).
All countries: G
WARNING
If children are left unsupervised in the vehicle, they could:
R open doors, thereby endangering other per-
sons or road users
R get out and be struck by oncomingt raffic
R operate vehicle equipment and become
trapped, for example 100
DoorsOpening and closing

In addition, the childre
ncould also set the
vehicle in motion, for example ,ifthey:
R release the parking brake
R shift the automatic transmission out of park
positio nPors hift manualt ransmission into
neutral
R start the engine
There is arisk of an accident and injury.
When leaving the vehicle ,always take the key
with you and lock the vehicle .Never leave
childre nand animal sunattended in the vehi-
cle. Keep the keys out of the reach of children.
Stow luggage or loads preferably in the boot/
luggage compartment. Observe the loading
guidelines (Y page 342). Unlockinga
nd opening the doors
from the inside
For all countries except the United King-
dom: you can open adoor from inside the
vehicle even if it has been locked.
If the vehicle has previously been locked from
the outside, opening adoor from the inside
willt rigger the anti-theft alarm system.
Switch off the alarm (Y page 89).
United Kingdom only: if the vehicle has
been locked with the key from the outside,
the double-lock function is activated as
standard. It is then not possible to open the
doors from inside the vehicle .You can deac-
tivate the double lock function by deactivat-
ing the interior motion sensor (Y page 91).
The doors can then be opened from the inside after the vehicle has been locked from the
outside. The anti-theft alarm system is trig-
gered if the door is opened from the inside.
Switch off the alarm (Y page 89).
For all countries: you can only open the rear
doors from inside the vehicle if they are not
secured by the child-proo flocks (Y page 76). X
Pulld oor handle ;.
If the door is locked, locking knob :pops
up. The door is unlocked and can be
opened. Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle
from the inside. X
To unlock: press button :.
X To lock: press button ;.
If all the doors are closed, the vehicle locks.
This does not lock or unlock the fuel filler flap.
If the vehicle has been locked from the out-
side, it cannot be centrally unlocked from the inside.
For all countries except the United King-
dom: you can open adoor from inside the
vehicle even if it has been locked.
United Kingdom only: you can only open a
door from inside the vehicle if the double-lock
function has been deactivated. You can deac- Doors
101Opening and closing Z

X
Lock the vehicle if necessary with the &
button on the key (Y page 95) or with KEY-
LESS-GO (Y page 95).
X If necessary ,lock the vehicle with the &
button on the key (Y page 95).
i If
aK EYLESS-GO key is detected in the
boot/luggage compartment, the boot lid/
tailgate willn ot lock.
Saloon: the boot lid then opens again. Opening/closing automatically from
the outside
Important safety notes United Kingdom only:
G
WARNING
When the double locks are activated, the
doors can no longer be opened from the
inside .Peopl eint he vehicle can no longer get
out, e.g. in hazardous situations. There is a
risk of injury.
Therefore ,donot leave any peopl eunsuper-
vised in the vehicle ,particularly children, eld-
erly peopl eorpeopleinn eed of specia lassis-
tance. Do not activate the double lock when
peopl eare in the vehicle.
If the vehicle has been locked from the out-
side, the double lock function is activated as
standard. It is then not possible to open the
doors from inside the vehicle .You can deac-
tivate the double lock function by deactivat-
ing the interior motion sensor (Y page 91).
The doors can then be opened from the inside after the vehicle has been locked from the
outside.
The anti-theft alarm system is triggered if thedoor is opened from the inside .Switch off the
alarm (Y page 89).
All countries: G
WARNING
Parts of the body could become trapped dur-
ing automatic closing of the boot lid or tail- gate. Moreover, people, e.g. children, may be
standing in the closing area or may enter the
closing area during the closing process. There
is ar isk of injury.
Make sure that nobody is in the vicinity of the closing area during the closing process.
Use one of the following options to stop the
closing process:
R press the Fbutton on the key
R pullorp ress the remote operating switch
on the driver's door
R press the closing or locking button on the
boot lid/tailgate
R pullt he handle on the boot lid/tailgate
! The boot lid/tailgate swings upwards and
to the rear when opened. Therefore ,make
sure that there is sufficient clearance
above and behind the boot lid/tailgate.
i Boot lid/tailgate opening dimensions
(Y page 481).
Opening You can open the boot lid/tailgate automati-
callyw ith the key or the handle in the boot
lid/tailgate.
X Press and hold the Fbutton on the key
until the boot lid/tailgate opens.
or X If the boot lid/tailgate is unlocked, pullt he
handle of the boot lid (Y page 104)/tailgate
(Y page 104) and let it go again immedi-
ately. Boot/luggage compartment
105Opening and closing Z