Depending on the year of the attachment points are slightly different.
Front bumper
-open the hood.
-Unscrew the screws and take out the rivets that attach the bar to the upper part of the bumper.
-on the perimeter in the bottom part Unscrew the screws (spun up).
-wrenched the wheel left or right, depending on which side of the bed will disassemble.
-wheel arches pulled by four pistons on each side that attach the fender liner.
-attach the fender liner to the side and Unscrew two screws on each side (spun upwards) holding the corners to the wings. In older models one screw.
-with the assistant release the latch in the wings and remove the bumper from the guides themselves.
-remove the connector from the fog lamp (if any).
-remove the connector from the Parking aid sensors (if any).
-if you have headlight washers, disconnected the hoses (so the liquid will not escape on earth, should prepare a capacity).
Rear bumper
-in the trunk take out the caps and remove the rear trim panel.
-the plating Unscrew three nuts on each side and remove the tail lights.
-the rear lights take out the caps and Unscrew the screws.
-Unscrew the screws and take out the caps at the bottom of the bumper.
-wheel arches Unscrew the screws that attach the fender liner.
-attach the fender liner to the side and Unscrew one screw on each side (spun upwards) holding the corners to the wings.
-release the clips in the fenders and remove the bumper from the guides themselves.
-remove the electrical connector license plate light.
-remove connector from the PDC (if any).