Depending on year of manufacture and the country of origin of the attachment points are slightly different.
Front bumper
-open the hood.
-under the hood take out the caps (inserted from top to bottom) that secure the grille and the upper bumper section.
-(if any) in the corners of the grille, using a flat screwdriver through the holes, turn the plastic clip clockwise 90 degrees and pull out on themselves.
-if necessary, remove the grille (held by the latches).
-Unscrew the screws and take out the caps (twisted and inserted from the bottom up) around the perimeter at the bottom.
-wrenched the wheel to the left or right side, depending on which side of the bed will be dismantled.
-wheel arches take out the caps and Unscrew the screws that secure the plastic covers and wheel arches.
-we release the lining of the bumper (hold on clips).
-attach the fender liner to the side and Unscrew one screw on each side (spun upwards) holding the corners of the bumper to the wings.
-with the assistant release the latch in the wings and under the headlights and bumper pulls gently on yourself.
-remove the connectors from the fog lights (if any).
-remove connector from the PDC (if any).
-if you have headlight washers, disconnected the hoses.
Rear bumper
-on the perimeter in the lower part and pull out the caps and Unscrew the screws that secure the lower part of the bumper.
-wheel arches Unscrew the screws that fasten the fenders and wheel arches (not to remove the wheels easier to turn a ratchet with a nozzle).
-release the wheel arches from the bumper (hold on clips).
-under the covers Unscrew one screw on each side.
-remove the fender liner to the side and Unscrew the screws (spun upwards) holding the corners of the bumper to the wings (if any).
-open the trunk lid and on the corners of the opening and pull out plug.
-under the plugs, Unscrew the screws that secure the upper part (if any).
-with an assistant, carefully release the clips in the wings and pulls the bumper itself.
-remove the electrical connectors (if any).
How to remove front and rear bumper Nissan X-Trail T30 (2001-2007)
How to remove front and rear bumper Nissan X-Trail T32 (after 2014)