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:
Priming the diesel fuel system
HDi 135 and 140 engines
Detach the protection cover to access the priming pump.
HDi 90 and 110 engines
Detach the protection cover to access the priming pump.
In the event of running out of fu ...
Scented air freshener
System permitting the diffusion of a fragrance
in the passenger compartment
in accordance with your requirements,
by means of the adjustment dial and the
various fragrance cartridges available.
...
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 ...






