Look at the manual, page 404 , Replacing Light Bulbs - Back-Up Light Bulbs
"no tools required" I think you can watch a video at the collegehillshonda web site. The lenses are spring loaded toward the inboard side. You gently push and then lift up on the oppisite side.
Just did mine. Carefully remove cover on the hatch. Go to youtube they have a good video on there.