ignition MERCEDES-BENZ GLA SUV 2017 User Guide

Protection against theft
Immobiliser
The immobiliser prevents your vehicle from
being started without the correct key.
X To activate with the key: remove the key
from the ignition lock.
X To activate with KEYLESS-GO start func-
tion or KEYLESS-GO:
switch the ignition off
and open the driver's door.
X To deactivate: switch on the ignition.
When leaving the vehicle, always take the key
with you and lock the vehicle. Anyone can start
the engine if a valid key has been left inside the
vehicle.
i The immobiliser is always deactivated when
you start the engine. ATA (Anti-Theft Alarm system)
X
To prime: lock the vehicle with the key or
KEYLESS-GO.
Indicator lamp :flashes. The alarm system
is primed after approximately 15 seconds.
X To deactivate: unlock the vehicle with the
key or KEYLESS-GO.
or X Insert the key into the ignition lock.
A visual and audible alarm is triggered if the
alarm system is primed and you open: R a door
R the vehicle with the emergency key element
R the tailgate
R the bonnet X
To stop the alarm with the key: press the
% or& button on the key.
The alarm stops.
or X Vehicles with KEYLESS-GO start function
or KEYLESS-GO: remove the Start/Stop but-
ton from the ignition lock (Y page 144).
X Insert the key into the ignition lock.
The alarm stops.
X To stop the alarm using KEYLESS-GO:
grasp the outside door handle. The key must
be outside the vehicle.
The alarm stops.
or X Press the Start/Stop button on the dash-
board. The key must be inside the vehicle.
The alarm stops.
The alarm does not switch off, even if you close the open door that has triggered it, for example.
i If the alarm stays on for more than
30 seconds, the Mercedes‑Benz emergency
call system automatically sends a message to
the Customer Centre. This is done by means
of a text message or a data connection.
The emergency call system sends a message or establishes a data connection provided
that:
R you have subscribed to the Mercedes ‑Benz
emergency call system
R the Mercedes‑Benz emergency call system
has been activated properly
R the necessary mobile phone network is
available Tow-away protection
Function An audible and visual alarm is triggered if your
vehicle's angle of inclination is altered while
tow-away protection is primed. This can occur if
the vehicle is jacked up on one side, for exam-
ple.
Switching on X
Make sure that: 76
Protection against theftSafety

R
the doors are closed
R the tailgate is closed
Only then is tow-away protection activated.
X Lock the vehicle with the key or KEYLESS-GO.
Tow-away protection is primed after approx-
imately 60 second s.
Switching off X
Unlo ck the vehicle with the key or KEYLESS-
GO.
or X Insert the key into the ignition lock.
Tow-away protection is switched off automat-
ically.
Deactivating X
Remove the key from the ignition lock.
or X Vehicles with KEYLESS-GO start function
or KEYLESS-GO: switch off the engine using
the Start/Stop button and open the driver's
door.
X Press button :.
Indicator lamp ;lights up briefly.
X Lock the vehicle with the key or KEYLESS-GO.
Tow-away protection is deactivated.
Tow-away protection remains deactivated until: R the vehicle is unlocked again
R a door is opened and closed again and
R the vehicle is locked again To prevent a false alarm, deactivate tow-away
protection if you lock your vehicle and it:
R is being transported
R is being loaded onto a ferry or car transporter,
for example
R is parked on a movable surface, e.g. in a split-
level garage Interior motion sensor
Function When the interior motion sensor is switched on,
a visual and audible alarm is triggered if move-
ment is detected in the vehicle interior. This can occur if someone reaches into the vehicle inte-
rior, for example.
Switching on X
Make sure that:
R the side windows are closed
R the panorama sliding sunroof is closed
R there are no objects, e.g. mascots, hanging
on the rear-view mirror or on the grab han-dles on the roof trim
This will prevent false alarms.
X Make sure that:
R the doors are closed
R the panorama sliding sunroof is closed
R the tailgate is closed
Only then is the interior motion sensor acti-
vated.
X Lock the vehicle with the key or KEYLESS-GO.
The interior motion sensor is primed after
approximately 30 seconds.
Switching off X
Unlock the vehicle with the key or KEYLESS-
GO.
or X Insert the key into the ignition lock.
or X Press the Start/Stop button.
The key must be in the vehicle.
The interior motion sensor is automatically
switched off. Protection against theft
77Safety Z

Deactivating
X
Remove the key from the ignition lock.
or X Vehicles with KEYLESS-GO start function
or KEYLESS-GO: switch off the engine using
the Start/Stop button and open the driver's
door.
X Press button :.
Indicator lamp ;flashes several times in
rapid succession.
X Lock the vehicle with the key or KEYLESS-GO.
The interior motion sensor is deactivated.
The interior motion sensor remains deactivated until:
R the vehicle is unlocked again and
R a door is opened and closed again and
R the vehicle is locked again
To prevent a false alarm, deactivate the interior
motion sensor if you lock your vehicle and:
R people or animals remain in the vehicle
R the panorama sliding sunroof remains open
R the side windows remain open
i UK only:
your vehicle is equipped with a
double-lock function. The doors cannot be
opened from the inside if the vehicle has been
locked with the key (Y page 86). Deactivate
the interior motion sensor before you lock the
vehicle with the key. The doors can then be
opened from the inside after the vehicle has
been locked from the outside with the key.
Observe the "Important safety notes"
(Y page 86). 78
Protection against theftSafety

Key
Important safety notes
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 parking brake
R shift the automatic transmission out of park
position P or shift manual transmission into
neutral
R start the engine
There is a risk of an accident and injury.
When leaving the vehicle, always take the 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 engine to
be switched off. There is a risk of an accident.
Do not attach any heavy or large objects to the
key. Remove any bulky keyrings before insert-
ing the key into the ignition lock.
! Keep the key away from strong magnetic
fields. Otherwise, the remote control function could be affected.
Strong magnetic fields can occur in the vicin-
ity of powerful electrical installations.
Do not keep the key: R with electronic devices, e.g. a mobile phone
or another key
R with metallic objects, e.g. coins or metal foil
R inside metallic objects, e.g. a metal case
Vehicles with KEYLESS-GO start function: do
not keep the key in the luggage compartment. Otherwise, the key may not be detected, e.g.
when starting the engine using the Start/Stop
button.
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 outside, the double lock function is activated as stand-
ard. It is then not possible to open the doors
from inside the vehicle. You can deactivate the
double lock function by deactivating the interior
motion sensor (Y page 78). The doors can then
be opened from the inside after the vehicle has
been locked from the outside. You can open the rear doors from inside the vehicle if they are not
secured by the child-proof locks (Y page 67).
The anti-theft alarm system is triggered if the
door is opened from the inside. Switch off the
alarm (Y page 76). Key functions
:
& Locks the vehicle
; F Opens the tailgate
= % Unlocks the vehicle
X To unlock centrally: press the%button. Key
79Opening and closing Z

Deactivating and activating
If you do not intend to use the vehicle for an
extended period of time, you can deactivate
KEYLESS-GO. The key will then use very little
power, thereby conserving battery power. For
the purposes of activation or deactivation, the
vehicle does not have to be nearby.
X To deactivate: press the&button on the
key twice in rapid succession.
The battery check lamp of the key flashes
twice briefly and lights up once, then KEY-
LESS-GO is deactivated (Y page 82).
X To activate: press any button on the key.
or X Insert the key into the ignition lock.
KEYLESS-GO and all its associated features
are available again. Changing the settings of the locking
system
You can change the settings of the locking sys-
tem. This means that only the driver's door and
the fuel filler flap are unlocked when the vehicle is unlocked. This is useful if you frequently travelalone.
X To change the setting: press and hold down
the % and& buttons simultaneously
for about six seconds until the battery indica-
tor lamp flashes twice (Y page 82).
If the setting of the locking system is changed
within the signal range of the vehicle, pressing
the & or% button:
R locks or
R unlocks the vehicle
The key now functions as follows:
X To unlock: press the%button once.
X To unlock centrally: press the%button
twice.
X To lock centrally: press the&button. The KEYLESS-GO function is changed as fol-
lows:
X To unlock the driver's door: touch the inner
surface of the door handle on the driver's
door.
X To unlock centrally: touch the inner surface
of the door handle on the front-passenger
door or the rear door.
X To lock centrally: touch the outer sensor
surface on one of the door handles.
X To restore the factory settings: press and
hold down the %and& buttons simul-
taneously for approximately six seconds until
the battery check lamp flashes twice
(Y page 82). Emergency key element
General notes If the vehicle can no longer be unlocked with the
key or KEYLESS-GO, use the emergency key ele-
ment.
If you use the emergency key element to unlock
and open the driver's door or the tailgate, the
anti-theft alarm system will be triggered
(Y page 76).
There are several ways to deactivate the alarm:
X To deactivate the alarm with the key: press
the % or& button on the key.
or X Insert the key into the ignition lock.
or X To deactivate the alarm with KEYLESS-GO:
press the Start/Stop button in the ignition
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. Key
81Opening and closing Z

Problem
Possible causes/consequences and
M
MSolutions There is a fault with KEYLESS-GO.
X Lock or unlock the vehicle using the remote control function of the
key.
X Have the vehicle and key checked at a qualified specialist work-
shop.
If the vehicle cannot be locked or unlocked even using the remote
control function: X Unlock (Y page 88) or lock (Y page 88) the vehicle using the
emergency key element.
X Have the vehicle and key checked at a qualified specialist work-
shop. 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 324).
or
X Jump-start the vehicle (Y page 325).
or
X Consult a qualified specialist workshop. The engine cannot be
started using the Start/
Stop button. The key is in
the vehicle. The vehicle is locked.
X Unlock the vehicle and try to start the vehicle again. The key battery is weak or discharged.
X Check the key battery (Y page 82) and replace if necessary
(Y page 82).
If this does not work: X Start your vehicle with the key in the ignition lock. There is interference from a powerful source of radio waves.
X Start your vehicle with the key in the ignition lock. You have lost a key. X
Have the key deactivated at a qualified specialist workshop.
X Report the loss immediately to the vehicle insurers.
X If necessary, have the locks changed as well. 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. Key
85Opening and closing Z

X
To deactivate: press and hold button :for
approximately five seconds until a tone
sounds.
X To activate: press and hold button ;for
approximately five seconds until a tone
sounds.
If you press one of the two buttons and do not
hear a tone, the relevant setting has already
been selected.
The vehicle is locked automatically when the
ignition is switched on and the wheels are turn-
ing.
You could therefore be locked out if:
R the vehicle is being pushed
R the vehicle is being towed
R the vehicle is being tested on a dynamometer
You can also activate and deactivate the auto-
matic locking function using the on-board com- puter (Y page 229). Unlocking the driver's door (emer-
gency key element)
If the vehicle can no longer be unlocked with the key or KEYLESS-GO, use the emergency key ele-
ment.
If you use the emergency key element to unlock
and open the driver's door, the anti-theft alarm
system will be triggered. Switch off the alarm
(Y page 76).
X Take the emergency key element out of the
key (Y page 81).
X Insert the emergency key element into the
lock of the driver's door as far as it will go. X
Turn the emergency key element anti-clock-
wise as far as it will go to position 1.On right-hand-drive vehicles, turn the emer-
gency key element clockwise.
The door is unlocked.
X Turn the emergency key element back and
remove it.
X Insert the emergency key element into the
key (Y page 82). Locking the vehicle (emergency key
element)
If the vehicle can no longer be locked with the
key or KEYLESS-GO, use the emergency key ele-
ment.
X Open the driver's door.
X Close the front-passenger door, the rear
doors and the tailgate.
X Press the locking button on the driver’s door
(Y page 87).
X Check whether the locking knobs on the
front-passenger door and the rear doors are
still visible. Press the locking knobs down by
hand if necessary.
X Close the driver's door.
X Take the emergency key element out of the
key (Y page 81).
X Insert the emergency key element into the
lock of the driver's door as far as it will go. X
Turn the emergency key element clockwise as
far as it will go to position 1.
On right-hand-drive vehicles, turn the emer-
gency key element anti-clockwise.
X Turn the emergency key element back and
remove it.
X Make sure that the doors and the tailgate are
locked.
X Insert the emergency key element into the
key (Y page 82). 88
DoorsOpening and closing

the closing area or may enter the closing area
during the closing process. There is a risk 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 pull or press the remote operating switch
on the driver's door
R press the closing or locking button on the
tailgate
R pull the handle on the tailgate
! The tailgate swings upwards and to the rear
when opened. Therefore, make sure that
there is sufficient clearance above and behind
the tailgate.
Two warning tones sound while the tailgate is
opening or closing.
You will find details on the tailgate opening
dimensions in the "Vehicle data" section
(Y page 358).
Opening/closing automatically You can open the tailgate from the driver's seat
when the vehicle is stationary and unlocked.
It is only possible to close the tailgate from the
driver's seat on vehicles with the EASY-PACK
tailgate. X
To open: pull remote operating switch :for
the tailgate until the tailgate opens.
X To close: turn the key to position 1or2 in
the ignition lock (Y page 144).
X Press and hold remote operating switch :
for the tailgate until the tailgate is completely
closed. Limiting the opening angle of the tail-
gate
General notes !
Make sure there is sufficient clearance to
open the tailgate fully when setting the open- ing angle. The tailgate could otherwise be
damaged. Ideally, set the opening angle out-
side.
You can limit the opening angle of the tailgate.
This could be useful, for example, if there is
insufficient space above the tailgate. It is pos-
sible to limit the tailgate in the top half of its
opening range.
To open the tailgate fully, pull the handle on the
outside of the tailgate again after it has stopped
automatically. This does not delete the stored
position.
Priming X
To open the tailgate: pull the handle on the
tailgate.
X To stop the opening procedure at the
desired position:
R press the closing button in the tailgate, or
R pull the handle on the outside of the tailgate
again or
R press the tailgate button on the key.
X To store the position: press and hold the
closing button in the tailgate until two short
tones sound.
The opening angle limiter is activated. The
tailgate then stops in the stored position
when opened.
Deactivating X
Press and hold the closing button in the tail-
gate until you hear a short tone. Luggage compartment
93Opening and closing Z

Rain-closing feature when the engine is
switched off The rain-closing feature is only available for vehi-
cles with a rain sensor.
When the key is in position gin the ignition
lock or is removed, the panorama sliding sun-
roof closes automatically:
R if it starts to rain
R at extreme outside temperatures
R after six hours
R if there is a malfunction in the power supply
The panorama sliding sunroof remains raised at
the rear in order to allow ventilation of the vehi-
cle interior.
If the panorama sliding sunroof is obstructed
when being closed by the rain-closing feature, it opens again slightly. The rain-closing feature is
then deactivated.
The panorama sliding sunroof does not close if:
R it is raised at the rear
R it is blocked
R no rain is falling on the area of the windscreen
being monitored by the rain sensor. If the
vehicle, for example, is under a bridge or in acarport, the field of the sensor may be cov-
ered.
Rain-closing feature when driving The raised panorama sliding sunroof automati-
cally lowers when you are driving if it starts to
rain. The sliding sunroof is lowered depending
on:
R the road speed and
R the intensity of the rain
You can manually cancel the automatic closing
procedure. Push or pull the 3switch in any
direction.
To raise the panorama sliding sunroof again,
push the 3switch in direction :. The rain-
closing feature remains activated. Operating the roller sunblind for the
panorama sliding sunroof
Important safety notes G
WARNING
Parts of the body could become trapped
between the roller sunblind and frame or slid- ing sunroof during automatic opening or clos-
ing. There is a risk of injury.
When opening or closing, make sure that no
body parts are in the sweep of the roller sun- blind.
If someone is trapped:
R release the switch immediately or
R press the switch in any direction during the
automatic opening/closing process
The opening/closing process is stopped.
The roller sunblind shields the vehicle interior
from sunlight. The roller sunblind can only be
opened and closed when the panorama sliding
sunroof is closed.
Roller sunblind reversing feature The roller sunblind is equipped with an auto-
matic reversing feature. If an object blocks or
restricts the roller sunblind during the closing
process, the roller sunblind opens again auto-
matically. The automatic reversing feature is,
however, only an aid and is no substitute for your
attention when closing the roller sunblind. G
WARNING
The reversing feature does not react:
R to soft, light and thin objects, e.g. small fin-
gers
R when closing the roller sunblind again man-
ually immediately after automatic reversing
This means that the reversing feature cannot
prevent someone being trapped in these sit-
uations. There is a risk of injury.
When closing the roller sunblind, make sure
that no body parts are in the sweep. Panorama sliding sunroof
103Opening and closing
Z

Correct driver's seat position
G
WARNING
You could lose control of the vehicle while
driving if you:
R adjust the driver's seat, steering wheel or
mirrors
R fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirrors and fasten your seat
belt before starting the engine. Observe the following when adjusting steering
wheel
:, seat belt ;and driver's seat =:
R you are as far away from the driver's airbag as
possible
R you are sitting in an upright position
R your thighs are slightly supported by the seat
cushion
R your legs are not fully extended and you can
depress the pedals properly
R the back of your head is supported at eye level
by the centre of the head restraint
R you can hold the steering wheel with your
arms slightly bent
R you can move your legs freely
R you can see all the displays on the instrument
cluster clearly R
you have a good overview of traffic conditions
R the seat belt is pulled snugly against the body
and must be routed across the centre of your
shoulder and across your hips in the pelvic
area
Further related subjects:
R Adjusting the seats manually (Y page 107)
R Adjusting the seats electrically
(Y page 108)
R Adjusting the steering wheel mechanically
(Y page 111)
R Fastening the seat belt correctly
(Y page 45)
R Adjusting the rear-view mirror and exterior
mirrors (Y page 112)
R Vehicles with a memory function: saving
the seat, steering wheel and exterior mirror
settings using the memory function
(Y page 115) Seats
Important safety notes
G
WARNING
If children adjust the seats, they could
become trapped, especially if they are unat-
tended. There is a risk of injury.
When leaving the vehicle, always take the key with you and lock the vehicle. Never leave
children unattended in the vehicle.
The seats can still be adjusted when there is no
key in the ignition lock. G
WARNING
When adjusting a seat, you or another vehicle occupant could become trapped by the guiderail of the seat, for instance. There is a risk of
injury.
Make sure that no one has any part of their
body within the sweep of the seat when
adjusting it.
Observe the safety notes on "Airbags"
(Y page 46) and "Children in the Vehicle"
(Y page 56). 106
SeatsSeats, steering wheel and
mirrors