Lighting rheostat
System for manual adjustment of the brightness of the instruments and controls in relation to the exterior brightness.

Activation
When the lighting is on:
- press the button to change the brightness of the instruments and controls,
- when the level of brightness required is reached, release the button.
Deactivation
When the lighting is off, or in day mode on vehicles fi tted with daytime running lamps, pressing the button does not have any effect.
See also:
Safety
New Citroën C4 achieves the highest standards of safety and has already been
awarded the maximum 5-star rating by independent assessors Euro NCAP, including
a score of 97% in the 'Safety Assi ...
Lane departure warning system
This driving assistance device alerts you if you are wandering from your lane
(continuous or dotted line marking on the road surface). It is designed especially
for use on motorways and dual car ...
Displays on the screen
It displays the following information automatically
and directly:
- time,
- date,
- altitude,
- ambient temperature (the value displayed
fl ashes if there is a risk of
ice),
- check of the doo ...






