Maintenance
Citroen C4 / Citroen C4 Owner's Manual / Maintenance
See also:
Diesel particulate filter system
Complementary to the catalytic converter, this filter makes an active contribution
to the preservation of air quality by the retaining of the unburnt pollutant particles.
Black exhaust fumes are t ...
Interior comfort
Front armrest
The armrest gives you extra comfort in your driving position.
To optimise your driving position, lift the control A and push the armrest forwards.
The armrest returns to its initial ...
Air intake
The air circulating in the passenger compartment
is fi ltered and originates either
from the outside via the grille located at
the base of the windscreen or from the
inside in air recirculation mo ...






