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
This driving aid allows you to choose a maximum speed that you do not wish to exceed. This has to be over 30 km/h (19 mph). The speed limiter controls are located on the steering wheel. Note: Th ...