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:
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 ...
Taking out the wheel
Unscrew the yellow central bolt.
Raise the spare wheel towards you
from the rear.
Take the wheel out of the boot.
...
Manual controls
The lighting commands are issued directly
by the driver by means of the
ring A and the stalk B .
Model without AUTO lighting
Model with AUTO lighting
A. Main lighting mode selection ring,
wi ...






