See also:

Cruise control
This driving assistance function allows you to drive at the speed of your choice without the need to action the accelerator. This system is available above 40 km/h (25 mph), with 4th gear or hig ...

Keys
Electronic immobiliser key The key operates all the vehicle’s locks as well as the ignition. The key can be used to deactivate the front passenger’s airbag. See “Airbags”. Central locking using 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 ...