I found these codes and I am using the (m) code that is on the game when you boot it up on AR Max.
I am playing a bought US copy with a bough US AR Nintendo DS Max
Codes I have working
(M)
YBUE-81EFFFE0
(Select) Max Cash 99999
94000130-FFFB0000
02241B0C-000F423F
D2000000-00000000
Very Low...