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:
Main lighting
The various front and rear lamps of the
vehicle are designed to adapt the driver's
visibility progressively according to climatic
conditions:
- sidelamps, to be seen,
- dipped beam headlamps to s ...
The market
The new Citroën C4 is a desirable addition to the compact 5-door hatchback
segment - an important class in the UK - which includes competitor models such
as the Ford Focus, Vauxhall Astra and ...
Rear screen demist and defrost
The control button is located on
the heating or air conditioning
system control panel.
Switching on
The rear screen demisting/defrosting
can only operate when the engine is
running.
Press thi ...






