See also:

Comfort & convenient technology
The new Citroën C4 is designed for business-class travel with intuitive, intelligent technology enabling owners to tailor the new C4's environment and ambience to their own preferences. For e ...

Interior volumetric protection
The system detects any variation in the volume in the passenger compartment. The alarm is triggered if anyone breaks a window or moves inside the vehicle. If you wish to leave a pet in the vehicle ...

Ventilation
Air intake Make sure that the exterior air inlet grille at the base of the windscreen is clean (free of dead leaves, snow etc.). If washing the vehicle with a high pressure jet, take care to avo ...