BACK UP CAMERA FUSE Questions

I Am Sure You Guys Have Seen These Issues Before. Camera Screen Is Black When In Reverse. Head Unit Works As Far As Radio, Nav And All....

I Removed The Trunk Liner, And The Connection Is Good, No Corrosion Or Damage. Checked Fuse #34 It Was Good. Figured The Camera Needs...

When I Back Up I Can't See At All In Day Light But When I Back Up At Night I Can See Better Than Usual. Is It A Fuse? I've Tried Cleaning It...