CITROËN C4 CACTUS Owner's Handbook Manual page 114

Visibility
Selection ring for main lighting
mode
Turn the ring to position the symbol required
facing the mark.
Model without AUTO lighting
Model with AUTO lighting
114
Lighting off / Daytime running lamps.
Automatic illumination of headlamps.
Sidelamps only.
Dipped or main beam headlamps.
Dipping the headlamps
Pull the stalk to switch the lighting between
dipped / main beam headlamps.
In the lighting off and sidelamps modes, the
driver can switch on the main beam headlamps
temporarily ("headlamp flash") by maintaining a
pull on the stalk.
Displays
Illumination of the corresponding indicator lamp
in the instrument panel confirms the lighting
switched on.