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Access -> Alarm for Your Citroen C4 SUV Third Generation (2020-2025)

Access  
Locking after closing  
If the fault persists after closing again, the boot  
will remain locked.  
Closing  
Boot  
► Lower the tailgate using one of the interior  
grab handles.  
Opening  
In the event of a fault with the central  
locking system, it is essential to  
disconnect the battery to lock the boot and so  
ensure complete locking of the vehicle.  
In the event of a malfunction or if you  
experience difficulty opening or closing  
the tailgate, have it checked by a CITROËN  
dealer or a qualified workshop without delay,  
to avoid the issue deteriorating and prevent  
any risk of the tailgate dropping, potentially  
causing serious injury.  
Alarm  
(Depending on version)  
Back-up release  
To manually unlock the boot in the event of a  
battery or central locking failure.  
► After unlocking the vehicle, press the opening  
control and then lift the tailgate.  
Unlocking  
► Fold the rear seats to gain access to the lock  
from inside the boot.  
Opening from the inside  
System which protects and provides a deterrent  
against theft and break-ins.  
Exterior perimeter monitoring  
The system checks for opening of the vehicle.  
The alarm is triggered if anyone tries to open a  
door, the boot or the bonnet, for example.  
Interior volumetric monitoring  
► Insert a small screwdriver into hole A of the  
lock to unlock the boot.  
► Move the latch to the left.  
► Press the boot opening button located on the  
dashboard.  
The tailgtate is released and opens slightly.  
The system checks for any variation in volume in  
the passenger compartment.  
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Access  
The alarm is triggered if anyone breaks a  
window, enters the passenger compartment or  
moves inside the vehicle.  
If an opening (door, boot or bonnet) is not  
properly closed, the vehicle is not locked,  
but the exterior perimeter monitoring will be  
activated after 45 seconds, at the same time  
as the interior volumetric monitoring.  
Locking the vehicle  
with exterior perimeter  
monitoring only  
Deactivate the interior volumetric monitoring to  
avoid the unwanted triggering of the alarm, in  
certain cases such as:  
– Slightly open window.  
– Washing the vehicle.  
– Changing a wheel.  
Towing the vehicle.  
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Self-protection function  
The system checks whether any of its  
components are out of service.  
The alarm is triggered if the battery, the central  
control or the siren wiring is put out of service or  
damaged.  
Deactivation  
► Press one of the remote control unlocking  
buttons:  
Short press.  
Work on the alarm system  
Contact a CITROËN dealer or a qualified  
workshop.  
– Transport on a ship or ferry.  
Long press.  
Deactivating interior volumetric  
monitoring  
► Switch off the ignition and within 10 seconds  
press the alarm button until the indicator lamp is  
on fixed.  
or  
Locking the vehicle with full  
alarm system  
► Unlock the vehicle by pressing the driver’s  
door handle.  
The monitoring system is deactivated: the  
indicator lamp in the button goes off and the  
direction indicators flash for about 2 seconds.  
Activation  
► Exit the vehicle.  
► Switch off the ignition and exit the vehicle.  
► Lock or deadlock the vehicle using the  
remote control or by pressing on the driver's  
door handle.  
When the monitoring system is active, the red  
indicator lamp in the button flashes once per  
second and the direction indicators come on for  
about 2 seconds.  
► Immediately lock the vehicle using the remote  
control or by pressing on the driver's door  
handle.  
Only exterior perimeter monitoring is activated;  
the red indicator lamp in the button flashes every  
second.  
To take effect, this deactivation must be  
performed whenever the ignition is switched  
off.  
After unlocking using the remote  
control  
If the vehicle automatically locks itself again  
(as happens if a door or the boot is not  
opened within 30 seconds of unlocking), the  
monitoring system is automatically activated.  
The exterior perimeter monitoring is activated  
after 5 seconds and the interior volumetric  
monitoring after 45 seconds.  
The alarm does not activate when  
locking automatically from a distance.  
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Access  
Reactivating interior volumetric  
monitoring  
► Switch on the ignition; this stops the alarm.  
The indicator lamp in the button goes off.  
Electric windows  
► Deactivate exterior perimeter monitoring by  
unlocking the vehicle using the remote control or  
the "Keyless Entry and Start" system.  
The indicator lamp in the button goes off.  
► Reactivate the full alarm system by locking  
the vehicle using the remote control or by  
pressing the driver’s door handle.  
Locking the vehicle without  
activating the alarm  
► Lock the vehicle using the key (built-in the  
remote control) in the front left-hand door lock.  
1. Left-hand front  
2. Right-hand front  
3. Right-hand rear  
4. Left-hand rear  
5. Deactivation of electric window controls  
located by rear seats  
Automatic activation  
(Depending on version)  
The red indicator lamp in the button once again  
flashes every second.  
The system is activated automatically 2 minutes  
after the last door or the boot is closed.  
To avoid triggering the alarm on entering the  
vehicle, first press the unlocking button on the  
remote control or unlock the vehicle using the  
"Keyless Entry and Start" system.  
Triggering of the alarm  
This is indicated by sounding of the siren  
and flashing of the direction indicators for 30  
seconds.  
Depending on the country of sale, certain  
monitoring functions remain active until the alarm  
has been triggered eleven times consecutively.  
When the vehicle is unlocked using the remote  
control or the Keyless Entry and Start system,  
rapid flashing of the red indicator lamp in the  
button informs you that the alarm was triggered  
during your absence. When the ignition is  
switched on, this flashing stops.  
Manual operation  
To open/close the window, press/pull the  
switch without passing the point of resistance;  
the window stops as soon as the switch is  
released.  
Malfunction  
When the ignition is switched on, the fixed  
lighting of the red indicator lamp in the button  
indicates a system malfunction.  
Have it checked by a CITROËN dealer or a  
qualified workshop.  
Automatic operation  
To open/close the window, press/pull the  
switch past its resistance point: the window  
opens/closes completely when the switch is  
released.  
Failure of the remote control  
To deactivate the monitoring functions:  
► Unlock the vehicle using the key in the front  
left-hand door lock.  
Operating the switch again stops the movement  
of the window.  
► Open the door; the alarm is triggered.  
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