Yes there is one all u got to do is go to
http://us.codejunkies.com/search/codes/Final-Fantasy-V-Advance_Game%20Boy%20Advance%20%20SP_3147829-3___.aspx
go there and u can get them
but they dont...
yes, there are final fantasy cheat codes but you need a machine called game shark to put the codes in. You can probably buy the machine at gamestop or gamefreak.