In this case you will need to remove the wall.
Back to wall toilet seat loose.
Simply remove the small plastic bolt caps at the base of your toilet they will be on each side and can be pried off with a small screwdriver.
Probably the easiest fix your loose toilet may simply be due to your loose toilet mounting bolts needing to be tightened.
The problem with a toilet that rocks or feels that it is coming loose is that it has not been properly seated against the wall.
How do i stop my toilet seat from moving and wobbling.
Loose or broken closet bolt making toilet wobble.
The answer is here and importantly this tutorial shows you how to fix a wonky and loose seat for both.
Watch for step by step instructions and handy tips about how to replace a br.
This is mainly used for the installation of toilets on the wall rather than on the floor.
Akord pair toilet seat fixings top fix universal pack well nut wc blind hole fitting rubber back to wall 4 3 out of 5 stars 182 9 99 9.