Frequently-asked questions
The table below provides answers to the questions that are asked the most frequently.
See also:
Unlocking the vehicle
Unfolding the key
First press button A to unfold the
key.
Unlocking using the remote control
Press the open padlock to
unlock the vehicle.
Unlocking using the key
Turn the key to the left in ...
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 ...
Fuel
A label on the inside of the fuel filler flap indicates the approved fuel quality
type.
DIESEL FUEL
UNLEADED PETROL
Petrol engines are designed to run on RON 95 fuel. However, for better ve ...