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Access -> Electronic key with remote control function and built-in key for Your Citroen C4 Cactus SUV Second Generation (2018-2024)

Access  
Version without Keyless Entry and Starting  
To eject the key from the housing, press the  
button.  
Back-up procedures allow the vehicle to be  
locked / unlocked in the event of a failure of the  
remote control, the central locking, the battery,  
etc. For more information on the Back-up  
procedures, please refer to the corresponding  
section.  
Electronic key with  
remote control function  
and built-in key,  
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► Press the button before folding the key back  
to avoid damaging the mechanism.  
Remote control function  
Integral key  
The key built into the remote control can be  
used for the following operations, depending on  
version:  
– Unlocking/Locking/Deadlocking the vehicle.  
– Activation/Deactivation of the manual child  
lock.  
– Activation/Deactivation of the front passenger  
airbag.  
– Back-up Unlocking/Locking of the doors.  
– Switching on the ignition and starting/switching  
off the engine.  
Version with Keyless Entry and Starting  
To eject the key from the housing, pull and  
hold the button.  
► Pull and hold the button before returning the  
key.  
The remote control can be used for the following  
remote functions, depending on version:  
– Unlocking / Locking / Deadlocking the vehicle.  
– Unlocking the boot.  
Ejecting the key  
– Opening the fuel tank cap (without Keyless  
Entry and Starting).  
Unlocking the vehicle  
– Unlocking / Locking the fuel filler flap (with  
Keyless Entry and Starting).  
– Locating the vehicle.  
With the remote control  
► Press this button to unlock the vehicle.  
– Activating the vehicle’s electronic immobiliser.  
The remote control includes a conventional key  
that allows the central unlocking / locking of the  
vehicle using the door lock, as well as starting  
and switching off the engine.  
Rapid flashing of the direction indicators for a  
few seconds signals:  
– the unlocking of the vehicle for versions  
without alarm,  
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Access  
– the deactivation of the alarm for other  
versions.  
Depending on version, the door mirrors unfold,  
and the welcome lighting comes on.  
– the activation of the alarm for other versions.  
Depending on version, the door mirrors fold.  
If one of the doors or the boot is still open, the  
central locking does not work; the vehicle locks,  
then immediately unlocks, identifiable by the  
locks making a rebound sound.  
Deadlocking  
Deadlocking deactivates the exterior and  
With the key  
► Turn the key in the driver's door lock towards  
the front of the vehicle to unlock.  
interior door controls, as well as the  
central locking button on the dashboard.  
The horn remains operational.  
Never leave anyone inside the vehicle when it  
is deadlocked.  
When the vehicle is locked, if it is  
unlocked without opening a door or the  
boot, it will automatically lock itself again after  
thirty seconds.  
Selective unlocking of the boot  
► Press and hold this button until the  
boot is unlocked. The doors remain  
locked.  
By default, selective unlocking of the boot is  
activated.  
If selective unlocking of the boot is deactivated,  
pressing this button also unlocks the doors.  
Selective unlocking of the boot is  
configured in the Driving / Vehicle touch  
screen menu.  
With the remote control  
The folding and automatic unfolding of  
the door mirrors can be deactivated by  
the vehicle's configuration menu.  
► Within 5 seconds of locking the  
vehicle, press the button again to  
deadlock it.  
With the key  
► Turn the key in the driver's door lock towards  
the rear of the vehicle to lock it.  
If your vehicle is fitted with an alarm,  
activation is confirmed by fixed  
illumination of the direction indicators for a  
few seconds.  
Check that the doors and boot are fully  
closed.  
Remember to close the boot again and  
lock it by pressing the closed padlock.  
With the key  
► Within 5 seconds of locking the vehicle, turn  
the key to the rear again to deadlock it.  
Locating your vehicle  
This function allows you to identify your vehicle  
from a distance, particularly in poor light. Your  
vehicle must be locked.  
Locking the vehicle  
Advice  
With the remote control  
► Press this button to lock the vehicle.  
Remote control  
► Press this button. The courtesy lamps  
will come on and the direction indicators  
will flash for a few seconds.  
The remote control is a sensitive, high-  
frequency device; avoid handling it in your  
pocket, due to the risk of unintentionally  
unlocking the vehicle.  
The fixed illumination of the direction indicators  
for a few seconds signals:  
– the locking of the vehicle for versions without  
alarm,  
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Access  
Avoid pressing the remote control buttons  
while out of range of the vehicle, due to  
the risk of rendering the remote control  
inoperative. It would then be necessary to  
reset it.  
Unlocking the vehicle  
Keyless Entry and  
Starting  
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The remote control does not work when the  
key is in the ignition switch, even when the  
ignition is switched off.  
Anti-theft protection  
Do not modify the electronic vehicle  
immobiliser, as this might result in  
malfunctions.  
For vehicles with a key ignition switch,  
remember to remove the key and turn the  
steering wheel to engage the steering lock.  
► With the electronic key on your person and in  
the recognition zone, pass your hand behind the  
door handle of one of the front doors or press the  
centre of the tailgate opening control.  
The flashing of the direction indicators for a few  
seconds signals the unlocking of the vehicle.  
Depending on version, the door mirrors unfold.  
This system allows the unlocking, locking  
and starting of the vehicle, while keeping the  
electronic key on your person in the recognition  
zone “A” around the vehicle.  
Locking the vehicle  
Driving with the doors locked could make  
it more difficult for the emergency services to  
enter the vehicle in an emergency.  
As a safety precaution, remove the key from  
the ignition or take the electronic key with you  
when leaving the vehicle, even for a short  
time.  
The electronic key also acts as a remote  
control. For more information on the  
Remote control, refer to the corresponding  
section.  
Locking the vehicle  
Normal locking  
Purchasing a second-hand vehicle  
Have the key codes memorised by a  
CITROËN dealer, to ensure that the keys in  
your possession are the only ones able to  
start the vehicle.  
► With the electronic key in the recognition  
zone, press with a finger or thumb on one of the  
front door handles (at the markings) to lock the  
vehicle.  
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