2021 CITROEN C4 AIRCROSS door lock

56
"Keyless Entry and Starting" system
Selective unlocking
F With the electronic key on your person, press button B once to unlock only the
driver's door, then pull on the door handle
to open.
F

P
ress button B again to unlock the vehicle
completely.
System that allows the locking, unlocking
and starting of the vehicle while keeping the
electronic key on your person.
It can also be used as a remote control; see the
"Remote control" section.
Unlocking the vehicle
Complete unlocking
F With the electronic key on your person and in one of the defined zones A , press one
of the buttons B or C to unlock the vehicle,
then pull on the handle to open the door.
Y

our passengers can also open their
doors, as soon as the electronic key is in
one of the defined zones. Unlocking is confirmed by an audible
signal and the direction indicators which
flash twice
.
The door mirrors unfold at the same
time.
Selective unlocking is only available on
versions not fitted with deadlocking.
For security, the detection zones in
which the electronic key is operational
have a radius of about 70 cm around
each opening button.
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57
Locking the vehicle
Locking
F With the key in one of the defined zones A,
press one of the buttons B or C .
Deadlocking
Locking is confirmed by an audible
signal and the direction indicators,
which flash once.
The door mirrors fold at the same time. F

W
ith the electronic key in one of the
defined zones A , press button B or C to
lock the vehicle.
F
W
ithin five seconds, press button B or C
again to deadlock the vehicle.
Locking is confirmed by two audible
signals and by the direction indicators
which flash three times .
The door mirrors unfold at the same
time.
al
ways ensure that you have the
electronic key on your person
before locking the vehicle: in some
circumstances, it is possible to lock
the vehicle without the presence of the
electronic key having been detected
inside the vehicle. The operating mode must be "OFF".
With Stop & Start, if the engine is in
Stop mode, the vehicle cannot be
locked.
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58
Switching on the lighting
remotely
This only operates with the ignition off
and the lighting control in the " OFF"
or " AUTO " position. Remote operation of the lighting will be
switched off:
-

o
n switching on the ignition,
-

i
f the lighting control is not in the "OFF"
or " AUTO " position,
-

w
hen activating manual guide-me-home
lighting.
Press this button to switch on
the lighting remotely (illumination
of the sidelamps and dipped
beam headlamps) for a period of
30
seconds.
A second press switches off the
lighting.
Deadlocking renders the exterior and
interior door controls inoperative.
It also deactivates the manual central
control button.
Therefore, never leave anyone inside
the vehicle when it is deadlocked.
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59
Emergency procedure with the Keyless Entry and
Starting system
Unlocking
F Turn the key towards the front in the driver's door lock to unlock the vehicle.
Emergency unlocking/locking
using the integral key
The integral key is used to lock and unlock the
vehicle when the electronic key cannot operate:
-

c
ell battery flat, vehicle battery discharged
or disconnected, ...
-

v
ehicle located in an area with strong
electro-magnetic signals.
F

P
ull and hold button 1 , to extract the
integral key 2 .Locking
F Turn the key towards the rear in the driver's
door lock to lock the vehicle.
The emergency key allows you to lock
or unlock the driver's door only.
To lock or unlock the other doors, use
the interior controls (see "Locking
/
unlocking from inside").
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61
Lost electronic key
Visit a CITROËN dealer with the vehicle's registration document and your personal identification documents and if possible the key code label.
The CITROËN dealer will be able to retrieve the key code and the transponder code required to order a new key.
Electronic key
The electronic key is a sensitive system; do not operate it while it is in your pocket as there is a possibility that it may unlock the vehicle, without
you being aware of it.
Do not repeatedly press the buttons of your electronic key out of range and out of sight of your vehicle. You run the risk of stopping it from
working and the remote control would have to be reinitialised.
The electronic key cannot operate as a remote control when it is in the reader or even when the ignition is switched on.
Locking the vehicle
Driving with the doors locked may make access to the passenger compartment by the emergency services more difficult in an emergency.
As a safety precaution (with children on board), take the Keyless Entry and Starting electronic key when you leave the vehicle, even for a short
time.
Electrical interference
The Keyless Entry and Starting electronic key may not operate if close to certain electronic devices: telephone, laptop computer, strong
magnetic fields, ...
Anti-theft protection
Do not make any modifications to the electronic engine immobiliser system; this could cause malfunctions.
Don't forget to turn the steering to engage the steering lock.
When purchasing a second-hand vehicle
Have all of the keys in your possession paired by a CITROËN dealer, to ensure that only your keys allow your vehicle to be unlocked and
started.
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62
Opening
doors
From outside
F After unlocking the vehicle using the remote control or the key, pull the door
handle.
Closing
From inside
F Pull the front or rear door lever to open the door. If a door is not closed correctly, this symbol
comes on in the instrument panel screen until
the door concerned is closed.
On the driver's side, this action on the door
lever unlocks the door if it was locked.
On the passenger's side or for the rear doors,
the door must first be unlocked manually (see
"Individual controls") if it was locked.
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64
Locking / unlocking from inside
Central locking control
Locking
F Press the front of button A to lock the vehicle.
Unlocking
F Press the rear of button A to unlock the vehicle.
Individual controls
This control can also be used to lock the front
passenger's door and the rear doors in the
event of a failure with the central locking. To
do this:
F

O
pen the door in question.
F

P
ivot the interior control B towards the
front, then close the door.
Locking the front and rear doors
F Pivot the interior control B towards the front.
System which provides full manual locking or
unlocking of the doors and boot from the inside.
Unlocking the front and rear
doors
F Pivot the interior control B towards the rear.
It is possible to lock the vehicle with a
passenger door open, using using the
individual locking controls: ensure that
you have the key before closing the
passenger door.
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For all work on the alarm system,
contact a CITROËN dealer or a
qualified workshop.
Alarm*System which protects and provides a deterrent against theft and break-ins. It provides the following types of monitoring:
- perimeter
The system checks for any opening of the vehicle.
The alarm is triggered if anyone tries to open a
door, the boot, the bonnet...
- volumetric
The system checks for any variation in the
volume in the passenger compartment.
The alarm is triggered if anyone breaks a
window, enters the passenger compartment or
moves inside the vehicle.
- tilt
The system checks for any change in the
attitude of the vehicle.
The alarm is triggered if the vehicle is lifted,
moved or knocked.
Self-protection function
The system checks for the putting out of
service of its components.
The alarm is triggered if the battery, the central
control or the siren wiring are put out of service
or damaged.
Locking the vehicle with full
alarm system
Activation
F Switch off the ignition (OFF mode if your
vehicle has the Keyless Entry and Starting
syste m).
F

R
emove the key from the ignition switch,
if your vehicle does not have the "Keyless
Entry and Starting" system.
F

L
eave the vehicle, and close all the doors
and the bonnet.
F

P
ress the locking button on the remote
control or one of the door or boot buttons
if your vehicle has the "Keyless Entry and
Starting" system.
Deactivation
Do one of the the following to deactivate the
alarm:
F

P
ress the unlocking button on the remote
control or one of the door or boot buttons
if your vehicle has the "Keyless Entry and
Starting" system.
F

S
witch on the ignition (ON mode if your
vehicle has the "Keyless Entry and
Starting" system).
F

O
pen a door or the boot while the system is
being activated.
The alarm system is deactivated: the indicator
lamp A goes off.
The alarm is being activated: the indicator
lamp
A flashes rapidly accompanied by
an intermittent audible signal for about
20
s
econds.
Once the 20 seconds have expired, the
system is active . The audible signal stops and
the indicator lamp in the button flashes slowly.
* According to equipment.
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