Practical  advice

Citroen C4 / Citroen C4 Owner's Manual / Practical  advice

See also:

Button controls
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Access
Locking/unlocking from the inside With the doors and the boot closed, pressing button A allows you to control the electric central locking and unlocking. It is still possible to open the doors f ...

Remote control key
System which permits central unlocking or locking of the vehicle using the lock or from a distance. It is also used to locate and start the vehicle, as well as providing protection against theft. ...