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 ...

Checking levels
Check all of these levels regularly and top them up if necessary, unless otherwise indicated. If a level drops signifi cantly, have the corresponding system checked by a CITROËN dealer. Oil ...

Changing a fuse
Procedure for replacing a faulty fuse with a new fuse to rectify a failure of the corresponding function. ...