Technical  specifications

Citroen C4 / Citroen C4 Owner's Manual / Technical  specifications

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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 ...

Activation
The system is activated as soon as reverse gear is engaged, accompanied by an audible signal. The proximity information is given by: - an audible signal, which becomes more rapid as the vehicle a ...

Front side reading lamps
With the ignition on, the fi rst press of the corresponding switch switches on the reading lamp concerned in permanent lighting mode. Following a second press, it comes on: - when the vehicle is ...