See also:

Engines and gearboxes
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RDS system
Using the RDS (radio data system) function on FM The majority of FM radio stations use the RDS system. The radio in your vehicle has this system. The RDS system enables these stations to transmit ...

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 ...