keyless MERCEDES-BENZ E-CLASS ESTATE 2012 User Guide

Problem Possible causes/consequences and
M Solutions
You have lost the emer-
gency key element. X
Report the loss immediately to the vehicle insurers.
X If necessary, have the locks changed as well. 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 369).
or
X Jump-start the vehicle (Y page 370).
or
X Consult a qualified specialist workshop. Only vehicles without a
DIRECT SELECT lever:
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. Ad
oor is open. Therefore, the key cannot be detected as easily.
X Close the door and try to start the vehicle again. There is interference from a powerful source of radio waves.
X
Start your vehicle with the key in the ignition lock. Doors
Important safety notes
G
WARNING
Only for the United Kingdom: if the vehicle
has been locked with the key or with KEY-
LESS-GO, the double lock function is activa-
ted as standard. It is then not possible to open
the doors from inside the vehicle.
Therefore, do not leave any people behind in
the vehicle, particularly children, elderly peo-
ple or people requiring special assistance. As
a result, they may not be able to free them-
selves in the event of an emergency. They
could be seriously or even fatally injured by
prolonged exposure to extremely high or low
temperatures, for example. In this case, res- cuing people from outside the vehicle is diffi-
cult.
Deactivate the interior motion sensor before
you lock the vehicle. The doors can then be
opened from the inside after the vehicle has
been locked from the outside.
G
WARNING
If children are left unsupervised in the vehicle,
they could:
R open a door from inside the vehicle at any
time, even if it has been locked
R start the vehicle using akey which has been
left in the vehicle
R release the parking brake 88
DoorsOpening and closing

They could thereby endanger themselves and
others. Never leave children unsupervised in
the vehicle. Always take the key with you
when leaving the vehicle, even if you are only
leaving it for a short time. Unlocking and opening the doors
from the inside
For all countries except the United King-
dom: you can open a door from inside the
vehicle even if it has been locked. If the vehi-
cle has previously been locked with the key
or with KEYLESS-GO, opening a door from the
inside will trigger the anti-theft alarm system.
Switch off the alarm (Y page 78).
United Kingdom only: if the vehicle has
been locked with the key or with KEYLESS-
GO, the double lock function is activated as
standard. It is then not possible to open the
doors from inside the vehicle. Deactivate the
interior motion sensor (Y page 79) before you
lock the vehicle. 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 the door is
opened from the inside. Switch off the alarm
(Y page 78).
You can only open the rear doors from inside
the vehicle if they are not secured by the
child-proof locks (Y page 69).X
Pull door 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.
You cannot unlock the vehicle centrally from
the inside if the vehicle has been locked with
the key or KEYLESS-GO.
The central locking/unlocking button does
not lock or unlock the fuel filler flap.
For all countries except the United King-
dom: you can open a front door from inside
the vehicle even if it has been locked.
United Kingdom only: if the vehicle has
been locked with the key or with KEYLESS-
GO, the double lock function is activated as
standard. It is then not possible to open the
doors from inside the vehicle. Deactivate the
interior motion sensor (Y page 79) before you
lock the vehicle. The doors can then be
opened from the inside after the vehicle has
been locked from the outside.
If the vehicle has been locked using the lock-
ing button for the central locking, or has been
locked automatically, and adoor is opened
from the inside:
R the vehicle will be fully unlocked if it had
previously been fully unlocked.
R only the door which has been opened from
the inside is unlocked if only the driver's
door had been previously unlocked. Doors
89Opening and closing Z

X
Press the %button on the key.
X Saloon: pull handle :.
X Raise the boot lid.
Estate: if you pull handle :and keep it in
this position, you can open the tailgate man-
ually .Ifyou release the handle, the tailgate
opens automatically.
To close G
WARNING
Make sure that nobody can become trapped
as you close the tailgate. Example: Saloon, recess
X
Pull the boot lid/tailgate down using
recess :.
X Estate: let the tailgate drop and engage in
the lock.
X If necessary, lock the vehicle with
the & button on the key (Y page 83) or
with KEYLESS-GO (Y page 83).
i If a KEYLESS-GO key is detected in the
boot/luggage compartment, the boot lid/
tailgate will not lock.
Saloon: the boot lid then opens again. Opening/closing automatically from
the outside
Important safety notes G
WARNING
Only for the United Kingdom: if the vehicle
has been locked with the key or with KEY-
LESS-GO, the double lock function is activa-
ted as standard. It is then not possible to open
the doors from inside the vehicle.
Therefore, do not leave any people behind in
the vehicle, particularly children, elderly peo-
ple or people requiring special assistance. As
a result, they may not be able to free them-
selves in the event of an emergency. They
could be seriously or even fatally injured by
prolonged exposure to extremely high or low
temperatures, for example. In this case, res-
cuing people from outside the vehicle is diffi-
cult.
Deactivate the interior motion sensor before
you lock the vehicle. The doors can then be
opened from the inside after the vehicle has
been locked from the outside. G
WARNING
Monitor the boot lid/tailgate opening and
closing procedures to make sure that nobody
can become trapped. To stop the opening or
closing procedure, press the closing button
on the boot lid/tailgate again or pull the han-
dle on the outside of 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 Opening dimensions of the boot lid/tail-
gate (Y page 444).
To open You can open the boot lid/tailgate automati-
cally with the key or the handle in the boot
lid/tailgate. 92
Boot/luggage compartmentOpening and closing

X
Press and hold the Fbutton on the key
until the boot lid/tailgate opens.
or
X If the boot lid/tailgate is unlocked, pull the
handle of the boot lid/tailgate and let it go
again immediately (Y page 91).
To close Example: Saloon, closing button and locking but-
ton
:
Closing button
; Locking button
Saloon: on vehicles with the boot lid remote
closing feature, you can close the boot lid
automatically. Vehicles with the boot lid
remote closing feature and KEYLESS-GO, you
can simultaneously close and lock the boot
lid.
Estate: on vehicles with KEYLESS-GO, you
can simultaneously close and lock the tail-
gate.
X To close: press closing button :on the
boot lid/tailgate.
X To close and lock simultaneously:
Press closing button ;on the boot lid/
tailgate.
i If you leave a KEYLESS-GO key in the
boot/luggage compartment, the boot lid/
tailgate will not lock. Opening/closing automatically from
the inside
Important safety notes G
WARNING
Monito rthe boot lid/tailgate closing proce-
dure to make sure that nobody can become
trapped. Release the boot lid/tailgate remote
operating switch to stop the closing proce-
dure.
i Opening dimensions of the boot lid/tail-
gate (Y page 444).
Opening and closing X
To open: pull remote operating switch for
boot lid/tailgate :until the boot lid/tail-
gate opens.
X To close (Saloon): press remote operating
switch for boot lid :until the boot lid is
closed.
X To close (Estate): turn the key to position
1 or 2in the ignition lock.
X Press remote operating switch for tail-
gate :until the tailgate is closed.
You can open and close the boot lid/tailgate
from the driver's seat when the vehicle is sta-
tionary and unlocked. Boot/luggage compartment
93Opening and closing Z

Limiting the opening angle of the tail-
gate (Estate)
Important safety notes !
Make sure there is sufficient clearance to
open the tailgate fully when setting the
opening angle. The tailgate could otherwise
be damaged. Ideally, set the opening angle
outside.
To activate You can limit the opening angle of the tail-
gate. This is possible in th
etop half of its
opening range, up to approximately 20 cm
before the stop.
X To open the tailgate: pull the handle on
the tailgate.
X To stop the opening procedure at the
desired position: press the closing button
(Y page 92) in the tailgate or pull the handle
on the outside of the tailgate again.
X To store the position: press and hold the
closing button in the tailgate until you hear
a short tone.
The opening angle limiter is activated. The
tailgate then stops in the stored position
when opened.
To deactivate X
Press and hold the closing button
(Y page 92) in the tailgate until you hear
two short tones. Opening the tailgate from inside the
vehicle (Estate with
afolding bench
seat)
General notes i
Boo tlid/tailgate opening dimensions
(Y page 444). Opening
Inside of tailgate
X
To unlock the tailgate: slide locking
catch ;to the right.
X To open: pull the top of handle :.
X Lift the tailgate upwards.
X To lock the tailgate: slide locking
catch ;to the left. Unlocking the boot (Saloon)
! The boot lid swings upwards when
opened. Therefore, make sure that there is
sufficien tclearance above the boot lid.
If the boot cannot be unlocked with the key
or KEYLESS-GO, use the emergency key ele-
ment.
If you use the emergency key elemen tto
unlock and open the boot lid, the anti-theft
alarm system will be triggered ( Ypage 78).
X Take the emergency key elemen tout of the
key (Y page 84).
X Inser tthe emergency key element into the
boot lid lock as far as the stop. 94
Boot/luggage compartmentOpening and closing

R
open the sliding sunroof or the panorama
sliding sunroof and the roller sunblinds
R switch on the seat ventilation for the driv-
er's seat
i The convenience opening feature can
only be operated using the key. The key
must be close to the driver's door handle.
Convenience opening feature X
Point the tip of the key at the driver's door
handle.
X Press and hold the %button until the
side windows and the sliding sunroof or the
panorama sliding sunroof are in the desired
position.
If the roller sunblinds of the panorama slid-
ing sunroof are closed, the roller sunblinds
are opened first.
X Press and hold the %button again until
the panorama sliding sunroof is in the
desired position.
X To interrupt convenience opening:
release the %button. Convenience closing feature
Important safety notes G
WARNING
When using the convenience closing feature,
make sure that nobody can become trapped.
Proceed as follows if there is a risk of entrap-
ment:
With the key:
R release the &button.
R press and hold the %button until the
side windows and the sliding sunroof or the
panorama sliding sunroof open again.
With KEYLESS-GO:
R release the sensor surface on the door han-
dle.
R pull the door handle immediately and hold
it. The side windows and the sliding sunroof
or the panorama sliding sunroof open.
When you lock the vehicle, you can simulta-
neously:
R close the side windows
R close the sliding sunroof or the panorama
sliding sunroof
On vehicles with a panorama sliding sunroof,
you can then close the roller sunblinds.
Using the key The key must be close to the driver's door
handle.
X
Point the tip of the key at the driver's door
handle.
X Press and hold the &button until the
side windows and the sliding sunroof or the
panorama sliding sunroof are fully closed.
X Make sure that all the side windows and the
sliding sunroof or panorama sliding sunroof
are closed.
On vehicles with a panorama sliding sunroof:
X Press and hold the &button again until
the roller sunblinds of the panorama sliding
sunroof close.
X To interrupt convenience closing:
release the &button.
Using KEYLESS-GO The KEYLESS-GO key must be outside the
vehicle. All the doors must be closed. Side windows
97Opening and closing Z

Steering wheel
Important safety notes
G
WARNING
Do not adjust the steering wheel while driving.
Adjusting the steering wheel while driving, or
driving without the steering wheel adjustment
feature locked could cause the driver to lose
control of the vehicle.
The electrical steering wheel adjustment fea-
ture can be operated at any time. Therefore,
do not leave children unattended in the vehi-
cle, or with access to an unlocked vehicle. A
child's unsupervised access to a vehicle could
result in an accident and/or serious personal
injury. Adjusting the steering wheel man-
ually
:
Release lever
; To adjust the steering wheel height
= To adjust the steering wheel position
(fore-and-aft adjustment)
X Push release lever :down completely.
The steering column is unlocked.
X Adjust the steering wheel to the desired
position.
X Push release lever :up completely.
The steering column is locked.
X Check if the steering column is locked.
When doing so, try to push the steering
wheel up or down or try to move it in the
fore-and-aft direction. Adjusting the steering wheel electri-
cally
:
To adjust the steering wheel height
; To adjust the steering wheel position
(fore-and-aft adjustment)
i Further related subjects:
R EASY-ENTRY/EXIT feature
(Y page 118)
R Storing settings (Y page 121) Steering wheel heating
Switching on/off X
Make sure that the key is in position 2in
the ignition lock.
X To switch on/off: turn the lever in the
direction of arrow :or;.
Indicator lamp =lights up or goes out.
Vehicles without KEYLESS-GO: when you
remove the key from the ignition lock, the
steering wheel heating is switched off. Steering wheel
117Seats, steering wheel and mirrors Z

Vehicles with KEYLESS-GO: when you switch
off the ignition and open the driver's door, the
steering wheel heating is switched off.
i
The steering wheel heating does not
switch off automatically.
Problems with the steering wheel heat-
ing If steering wheel heating indicator lamp
=is
flashing, the steering wheel heating has
switched off automatically. The vehicle's
electrical system voltage is too low because
too many electrical consumers are switched
on.
X Switch off electrical consumers that you do
not need, such as the rear window heating
or interior lighting.
Once the battery is sufficiently charged, the
steering wheel heating will switch back on
automatically. EASY-ENTRY/EXIT feature
Important safety notes G
WARNING
Make sure that nobody can become trapped
when you activate the EASY-ENTRY/EXIT fea-
ture.
If there is a risk of someone becoming trap-
ped, stop the adjustment procedure. To halt
the procedure:
R press the steering column adjustment but-
ton.
R briefly press one of the memory function
position buttons.
The steering column stops moving immedi-
ately.
Do not keep the memory function position
button pressed down, otherwise the memory
function will start and the steering wheel and
seat will begin to move.
Never leave children unsupervised in the vehi-
cle. They could open the driver's door and thereby unintentionally activate the EASY-
ENTRY feature and become trapped.
The EASY-ENTRY/EXIT feature makes getting
in and out of yourv ehicle easier.
You can activate and deactivate the EASY-
ENTRY/EXIT feature in the on-board com-
puter (Y page 263).
Position of the steering wheel when the
EASY-ENTRY/EXIT feature is active The steering wheel tilts upwards if you:
R
remove the key from the ignition lock
R open the driver's door and KEYLESS-GO is
in position 1
R open the driver's door and the key is in
position 0or 1in the ignition lock
i The steering wheel only moves upwards if
it has not already reached the upper end
stop.
Position of the steering wheel for driv-
ing The steering wheel is moved to the previously
set position if:
R the driver's door is closed and
R you insert the key intot he ignition lock
or
R you press the Start/Stop button once on
vehicles with KEYLESS-GO.
If you close the driver's door with the key
inserted into the ignition lock, the steering
wheel is automatically moved to the previ-
ously set position.
The last position of the steering wheel is
stored when you switch off the ignition or
when you store the settingw ith the memory
function (Y page 121).
Crash-responsive EASY-EXIT feature If the crash-responsive EASY-EXIT feature is
triggered in an accident, the steering column
will move upwards when the driver's door is 118
Steering wheelSeats, steering wheel and mirrors

Replacing the wiper blades
Important safety notes G
WARNING
The wiper arms could star tmoving and cause
an injury if you leave the windscreen wipers
switched on.
Remove the key from the ignition lock before
replacing the wiper blades.
! Never open the bonnet if a windscreen
wiper arm has been folded away from the
windscreen.
Never fold a windscreen wiper arm without
a wiper blade back onto the windscreen/
rear window.
Hold the windscreen wiper arm firmly when
you change the wiper blade. If you release
the windscreen wiper arm without a wiper
blade and it falls onto the windscreen, the
windscreen may be damaged by the force
of the impact.
Mercedes-Benz recommends that you have
the wiper blades changed at aqualified
specialist workshop.
! To avoid damaging the windscree nwiper
blades, make sure that you touch only the
wiper arm of the windscreen wiper.
Replacing the wiper blades Removing the wiper blades
X
Remove the key from the ignition lock or
tur nthe key to position 0(KEYLESS-GO).
X Fold the wiper arm away from the wind-
screen until it engages. X
Firmly press release knob :and pull the
wiper blade upwards from the wiper arm in
the direction of the arrow.
Fitting the wiper blades
X Position the new wiper blade in the retainer
on the wiper arm and slide it into place in
the opposite direction to the arrow.
The wiper blade audibly engages.
X Make sure that wiper blade is seated cor-
rectly.
X Fold the wiper arm back onto the wind-
screen.
Replacing the rear window wiper blade Removing
awiper blade G
WARNING
The wiper arm could be set in motion and
injure you if the windscreen wipers are
switched on.
Remove the key from the ignition lock before
replacing the wiper blade. Windscreen wipers
139Lights and windscreen wipers Z

There is a risk of an accident.
Wear suitable footwear to ensure correct
usage of the pedals.
G
WARNING
If you switch off the ignition while driving,
safety-relevan tfunctions are only available
with limitations, or no tatall. This could affect,
for example, the power steering and the brake
boosting effect .You will require considerably
more effort to steer and brake. There is a risk
of an accident.
Do not switch off the ignition while driving. G
WARNING
If the parking brake has not been fully
released when driving, the parking brake can:
R overheat and cause a fire
R lose its hold function.
There is a risk of fire and an accident .Release
the parking brake fully before driving off. G
WARNING
Vehicles with HYBRID :ensure tha tyou read
the "HYBRID" supplement. You may otherwise
fail to recognise dangers.
! Warm up the engine quickly. Do not use
the engine's full performance until it has
reached operating temperature.
Only set the automatic transmission to the
respective drive positions when the vehicle
is stationary.
Where possible, avoid spinning the drive
wheels when pulling away on slippery
roads. Otherwise, you could damage the
drive train.
! AMG vehicles: at low engine oil temper-
atures (below +20 †), the maximum
engine speed is restricted in order to pro-
tect the engine. To protect the engine and
maintain smooth engine operation, avoid
driving at full throttle when the engine is
cold. Key positions
Key g
To remove the key
1 Power supply for some consumers, such
as the windscreen wipers
2 Ignition (power supply for all consumers)
and drive position
3 To start the engine
i If the key does not belong to the vehicle,
it can still be turned in the ignition lock.
However, the ignition will not be switched
on. The engine cannot be started.
KEYLESS-GO General notes
R
Do not keep the KEYLESS-GO key together
with:
- electronic devices, e.g. a mobile phone
or another key
- metallic objects, e.g. coins or metal film
R Do not keep the KEYLESS-GO key together
in metallic objects, e.g. a metal case.
This can affect the functionality of KEY-
LESS-GO.
Vehicles with KEYLESS-GO are equipped with
a key featuring an integrated KEYLESS-GO
start function and a detachable Start/Stop
button.
The Start/Stop button must be inserted in the
ignition lock and the key must be in the vehi-
cle. Driving
161Driving and parking Z