Depending on the year and configuration of the attachment locations can vary.
Front bumper
-open the hood.
-under the hood, Unscrew the two screws and take out the three clips that secure the upper part.
-around the bottom part Unscrew the screws and take out the rivets that attach the fender liner and protection.
-free lining of the wings of the bumper (hold on the latch, simply pull on yourself).
-wrenched the wheel to the side.
-wheel arches pulled three pistons on each side and removed the wheel arches (the front part).
-attach the fender liner to the side and Unscrew two screws on each side (spun upwards) holding the corners of the bumper to the wings.
-release the fasteners in the wings (pull the corners of the bumper down and yourself).
-with the assistant pulls the bumper forward (look for wires).
-release the connectors on the Parking sensors, fog lights, temperature sensor (if any).
Rear bumper
-open the trunk lid.
-in the trunk, Unscrew the screws and remove the rear trim panel.
-for the casing, through the holes in the rear panel, Unscrew the four nuts.
-Unscrew the screws (twisted up) and take out the rivets that attach the lower part.
-free lining of the wings of the bumper (hold on the latch, simply pull on yourself).
-wheel arches take out the caps and removed the wheel arches (rear).
-move the wing flaps to the side and Unscrew the screws holding the corners of the bumper to the wings.
-we release the latch in the wings (pull the corners themselves).
-release the clips under the rear lights (sitting very tight, you may have to remove the rear lights).
-with the assistant pulls the bumper backwards (look for wires).
-snap together the connectors of electrical equipment.