Depending on the model year and body type of attachment are different.

Front bumper

-open the hood.

-under the hood, Unscrew the two screws (spun down) that secure the top.

-from the bottom Unscrew the seven screws (spun up).

-wrenched the wheel to the side.

-in the wheel wells, Unscrew the screws and take out the clips holding the wheel arch liners (no need to remove).

-move the wing flaps to the side (need to access the inside of the wing).

-for wheel arch liners Unscrew two screws on each side holding the bumper corners to the wings.

-release the latch under the hood that hold the upper part (grille).

-with the assistant pulls the bumper forward (don't want to break the wires).

-remove the connectors from the fog lights.

the attachment of the front bumper Citroen C4 II (after 2010)

the scheme of fastening of the front bumper Citroen C4 II (after 2010)

Rear bumper

-open the trunk lid.

-remove tail lights.

-Unscrew the two screws (if present) that secure the upper part.

-Unscrew the screws and take out the rivets that attach the lower part.

-wheel arches take out the caps (Unscrew the screws) and free lockers (no need to remove).

-for wheel arch liners Unscrew one screw on each side holding the bumper corners to the wings and locking strap.

-now you need to pull the strap on itself, this will exempt the latches in the wings (two on each side).

-remove the license plate together with the frame and Unscrew the nut under it.

-with the assistant pulls back (don't want to break the wires).

-snap together the connectors of the equipment (if any).

the attachment of the rear bumper Citroen C4 II (after 2010)

the attachment of the rear bumper Citroen C4 II (after 2010)

diagram of rear bumper Citroen C4 II (after 2010)

diagram of rear bumper Citroen C4 II (after 2010)