Depending on the model year and body type of attachment are different.
Front bumper
-open the hood.
-under the hood take out the six rivets) that attach the top part of the bumper and trim.
-from the bottom Unscrew the screws and take out the caps (twisted and inserted from the bottom 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 inner part of the bumper).
-for wheel arch liners Unscrew one screw on each side holding the bumper corners to the wings.
-we release the latch in the wings (pull the corners themselves). If the latches do not go, you need to pry with a flat head screwdriver the retaining clips from the side of the engine compartment.
-if you have the headlight washers, pull the nozzle up and remove the lid. Either Unscrew the washer bottle under the headlight, from the side of the engine compartment.
-with the assistant pulls the bumper forward (don't want to break the wires).
-remove the connectors from the fog lights.
Rear bumper
-open the trunk lid.
-remove tail lights.
-wheel arches take out the caps (Unscrew the screws) and free lockers (no need to remove).
-the fender liner, Unscrew the screws holding the corners of the bumper to the wings.
-Unscrew the screws and take out the rivets that attach the lower part.
-we release the latch in the wings (pull the corners over), under the rear lights and opening boot.
-with the assistant pulls back (don't want to break the wires).
-snap together the connectors of electrical equipment.
Rear bumper sedan version (4 door)