See also:

Exterior perimiter protection
The system detects opening of the vehicle. The alarm is triggered if anyone tries to enter the vehicle by forcing a door, the boot or the bonnet. ...

Checks
Unless otherwise indicated, check these components in accordance with the Maintenance and Warranty Guide and according to your engine. Otherwise, have them checked by a CITROËN dealer. Batt ...

Deactivation
In exceptional conditions (starting a vehicle which is bogged down, stuck in snow, on soft ground...), it may be advisable to deactivate the ASR and ESP systems, so that the wheels can move freel ...