See also:

Operating fault
If this warning lamp comes on, accompanied by an audible signal and a message on the multifunction screen, this indicates a malfunction of these systems. Have the systems checked by a CITRO&Eu ...

Options
Once the "Options" menu has been selected, you can start diagnostics of the status of the equipment (active, not active, faulty). ...

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 ...