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:
Button controls
The controls at the steering wheel give you access to certain functions, without
you needing to use the radio-CD control panel.
...
Rear lamps
(3-door model)
Identify the failed bulb.
Bulbs:
- Direction indicator: P21 W.
- Reversing lamp: P21 W.
- Stop lamps and sidelamps: P21/5.
Removal
To have access to the nut B, detach the boot ...
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 ...






