CITROEN DS3 Owner's Handbook Manual page 99

Locking the vehicle with full
alarm
Activation
Switch off the ignition and get out of
the vehicle.
Lock or deadlock the vehicle using the
locking button on the remote control.
The alarm is activated; the indicator lamp in
button A flashes once per second.
The exterior perimeter protection is activated,
5 seconds after the locking button on the
remote control is pressed.
The interior volumetric protection is activated,
45 seconds after the locking button on the
remote control is pressed.
If an opening - door or boot - is not
closed fully, the vehicle is not locked,
but the exterior perimeter protection
will be activated after 45 seconds at
the same time as the interior volumetric
protection.
Deactivation
Unlock the vehicle using the unlocking
button on the remote control.
The alarm is deactivated; the indicator lamp in
button A goes off.
Access