CITROEN C4 Handbook page 43

The alarm is triggered if anyone breaks a
window, enters the passenger compartment or
moves inside the vehicle.
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.
Work on the alarm system
Contact a CITROËN dealer or a qualified
workshop.
Locking the vehicle with full
alarm system
Activation
► 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.
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.
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.
Deactivation
► Press one of the remote control unlocking
buttons:
Short press.
Long press.
or
► 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.
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.
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.
– Transport on a ship or ferry.
Deactivating interior volumetric
monitoring
► Switch off the ignition and within 10 seconds
press the alarm button until the indicator lamp is
on fixed.
► Exit the vehicle.
► 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.
Access
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