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Lighting and visibility -> Automatic illumination of headlamps for Your Citroen C4 SUV Second Generation (2010-2018)

Lighting and visibility  
Automatic illumination of  
headlamps  
The sidelamps and dipped beam headlamps  
are switched on automatically, without any  
action on the part of the driver, when a low level  
of external light is detected or in certain cases  
of activation of the windscreen wipers.  
As soon as the brightness returns to an  
adequate level or after the windscreen wipers  
are switched off, these lamps are switched off  
automatically and the daytime running lamps  
come on.  
Operating fault  
In the event of a fault with the  
sunshine sensor, the lighting come  
on, this warning lamp is displayed  
on the instrument panel and/or a  
message appears in the screen,  
accompanied by an audible signal.  
Contact a CITROËN or a qualified  
workshop workshop.  
4
Activation  
In fog or snow, the sunshine sensor  
may detect sufficient light. Therefore,  
the lighting will not come on  
automatically.  
F
Turn ring A to the "AUTO" position. The  
activation of the function is confirmed by  
the display of a message.  
Do not cover the sunshine sensor,  
coupled with the rain sensor and  
located in the centre of the windscreen  
behind the rear view mirror; the  
associated functions would no longer  
be controlled.  
Deactivation  
F
Turn ring A to a position other than  
"AUTO". The deactivation of the function is  
confirmed by the display of a message.  
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