CITROËN C4 Picasso Owner's Handbook Manual page 80

Access
Deactivation
Press one of the unlocking buttons on the
remote control:
short press
long press
or
Unlock the vehicle using the "Keyless Entry
and Starting" system.
The monitoring system is deactivated: the
indicator lamp in the button is off and the
direction indicators flash for about 2 seconds.
80
In the case of automatic locking of the
vehicle (which occurs after a period of
30 seconds if a door or the boot is not
opened), the monitoring system is not
reactivated automatically. To reactivate
it, it is necessary to unlock the vehicle
and lock it again, using the remote
control or the "Keyless Entry and
Starting" system.
Locking the vehicle
with exterior perimeter
monitoring only
Deactivate the interior volumetric monitoring
to avoid unwanted triggering of the alarm in
certain cases such as:
- leaving a window partially open,
- washing your vehicle,
- changing a wheel,
Deactivation of the volumetric
monitoring
Switch of the ignition and within
ten seconds press this button
OFF
until its indicator lamp is on fixed.
Get out of the vehicle.
Immediately lock the vehicle using the
remote control or the "Keyless Entry and
Starting" system.
Only the exterior perimeter protection system is
active: the indicator lamp in the button flashes
once per second.
To be effective, this deactivation must be done
every time the ignition is switched off.