Maintenance
Citroen C4 / Citroen C4 Owner's Manual / Maintenance
See also:
Audible and/or visual rear parking assistance
This system consists of four proximity
sensors, located in the rear bumper.
This detects any obstacle (person, vehicle,
tree, gate, etc.) behind the vehicle,
except obstacles located just below ...
Bonnet release
Bonnet
This operation should only be performed while the vehicle is stationary.
Open the door.
To unlock, pull release lever A.
Lift up lever B, then raise the bonnet.
Note: The panel may be ...
Manual adjustments
1. Adjustments to the height and angle of the head restraint
To raise it, pull upwards.
To lower it, press on the control A to unlock it, and simultaneously on the head
restraint itself. The adj ...






