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. ...

USB reader
This connection box, consisting of a JACK socket and a USB port, is located on the centre console. It permits the connection of portable equipment, such as a digital audio player of the iPod ® ...

Efficient engineering
Citroën has utilised the latest industrial technologies, along with a 'part by part' focus on reducing the weight and number of components in new C4. For example, the laser welding on the roo ...