See also:

Anti-theft protection
Electronic engine immobiliser The key contains an electronic chip which has a special code. When the ignition is switched on, this code must be recognised in order for starting to be possible. T ...

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 ...

Speed limiter
System which prevents the vehicle from exceeding the speed programmed by the driver. When the programmed speed limit is reached, pressing the accelerator pedal in the normal manner no longer has ...