Frequently-asked questions

Citroen C4 / Citroen C4 Owner's Manual / Audio / Frequently-asked questions

The table below provides answers to the questions that are asked the most frequently.

 

 

 

 

 

 

 

    See also:

    Visibility
    Lighting Ring A Lamps off. Automatic lighting of headlamps. Sidelamps. Dipped beams/main beams. Pull the control stalk towards you to change between dipped beam and main beam. Ring B Fr ...

    Priming the diesel fuel system
    HDi 135 and 140 engines Detach the protection cover to access the priming pump. HDi 90 and 110 engines Detach the protection cover to access the priming pump. In the event of running out of fu ...

    Anti-tamper function
    The system detects the putting out of service of its components. The alarm is triggered if anyone tries to put the wires of the siren, the central control or the battery out of service. Do not ma ...