2021 CITROEN C4 AIRCROSS door lock

4
Exterior
Lighting controls 127-131
Headlamp beam adjustment 1 33
Welcome lighting

1
32
Changing bulbs
1

82-185
-

f
ront lamps
-
fo

glamps
-

d
irection indicator repeaters
Wiper controls

1
34-137
Changing a wiper blade
1
97
Door mirrors
7
7-78
Doors
6
2, 64
-

o
pening / closing
-

c
entral locking
Child lock

1
70
Electric windows

6
8 - 69
Alarm
6

5-67
Panoramic sunroof

7

0
Roof bars

2

03
Accessories
20

4-205
Braking assistance

1

42-143
Trajectory control

1

44-145
Tyre pressures

1

75, 235
Under-inflation detection
1

14-117
Boot
6

3
-
o
pening / closing
- em
ergency release
Temporary puncture
repair kit

1

71-174
Changing a wheel

1

75 -180
-

t

ools
-

r

emoving / refitting
Snow chains

1

81
Changing bulbs
1

86-187
-

r

ear lamps
-

3

rd brake lamp
-

n

umber plate lamps
-
fo

glamp
Parking sensors

1

23 -125
Reversing camera

1

26
Towbar
20

1-202
To w i n g
1

9 8 - 2 0 0
Fuel tank

2

10
Remote control key /
electronic

key

5

2- 61
-

o

pening / closing
-

a

nti-theft protection
-
b

attery
over view

20
Screen 1 Screen 2Cause Solution - ActionObservations
Warning messages (ignition at "OFF")
You have forgotten to switch off the
vehicle lighting.Switch off the vehicle lighting by
placing the control at OFF.There is an intermittent audible
signal.
The alarm has been triggered.
The battery for the
k
e
yless Entry
and Starting system is flat. Replace the battery (see "Changing
the batteries").
The electronic key that you have on
your person is not recognised. Check that you have the correct
electronic key.If the message persists, contact a
CITROËN dealer.
The electronic key is still in the
vehicle and you have tried to lock
the doors or boot from the outside. Ensure that you have the electronic
key on your person before locking
the vehicle.
One of the doors or the boot is not
properly closed when locking the
vehicle from the outside. Close the door or the boot, then
lock the vehicle.
Monitoring

22
Screen 1 Screen 2Cause Solution - ActionObservations
The steering column has not locked
after opening the driver's door. Lock the steering column by turning
the steering wheel slightly before
leaving the vehicle.
Fault with the electrical system. Contact a CITROËN dealer or a qualified workshop.
Monitoring

23
Screen 1 Screen 2Cause Solution - ActionObservations
Warning messages (ignition at "ON")
Fault with the electric power
steering.Stop the vehicle, wait few moments
then start the engine again.If the message remains after
restarting, contact a CITROËN
dealer or a qualified workshop.
The battery for the "
ke

yless Entry
and Starting" system is flat. Replace the battery (see "Changing
the batteries").
The electronic key that you have on
your person is not recognised. Check that you have the correct
electronic key.If the message persists, contact a
CITROËN dealer.
The electronic key is still in the
vehicle and you have tried to lock
the doors or boot from the outside. Ensure that you have the electronic
key on your person before locking
the vehicle.
One of the doors or the boot is not
properly closed when locking the
vehicle from the outside. Close the door or the boot, then
lock the vehicle.
Fault with the "Keyless Entry and
Starting" system. Contact a CITROËN dealer.
1
Monitoring

52
System which permits central unlocking or locking of the vehicle using the door lock or remotely. It is also used for the guide-me-home lighting and
starting the engine, as well as providing protection against theft.
Remote control key
Unfolding the key
F First press this button to unfold the key.
Unlocking the vehicle
Complete unlocking using
the remote control
F Press the open padlock to unlock the vehicle.
Unlocking using the key
F Turn the key to the front in the driver's door lock to unlock it.
Unlocking is confirmed by the interior
lighting which comes on for around
15
seconds and the direction indicators
which flash twice .
According to version, the door mirrors
unfold at the same time.
Access

53
F Press the open padlock once to unlock the driver's door only.
Selective unlocking using
the remote control
Selective unlocking is only available on
versions not fitted with deadlocking.
Selective unlocking is not available
using the key.
F

P

ress the open padlock again to unlock the
other doors and the boot. Unlocking is confirmed by illumination
of the interior lighting for about
15 seconds and the direction indicators,
which flash twice .
According to version, the door mirrors
unfold at the same time as the first
unlocking action.
2
Access

54
Locking the vehicle
F Turn the key to the rear in the driver's door lock to lock it.
Normal locking using the remote
control
F Press the closed padlock to lock the vehicle completely.
If one of the doors or the boot is still
open, the central locking does not take
place.
When the vehicle is locked, if it is
unlocked inadvertently, it will lock itself
again automatically after a certain time
unless a door is open.
Normal locking using the key
Locking is confirmed by the direction
indicators which flash once.
According to version, the door mirrors
fold at the same time.
Access

55
If you do not press the button when
folding the key, there is a risk of
damage to the mechanism.
Deadlocking using the remote
control
F Press the closed padlock to lock the vehicle completely.
F

P

ress the closed padlock again within
five seconds to deadlock the vehicle.
Folding the key
F First press this button to fold the key.
Deadlocking renders the exterior and
interior door controls inoperative.
It also deactivates the manual central
control button.
Therefore, you should never leave
anyone inside the vehicle when it is
deadlocked. Deadlocking is confirmed by the
direction indicators, which flash
three
times
.
According to version, the door mirrors
fold at the same time.
2
Access