Dear atf(auto trans fluid) as i know be changed
1 on evry 25--30ks km
2 atf filter on alternate atf change i mean on evry 50--60ks kms
simple procedure loose bolt on bottom side
drain all atf
tight boit
refill atf via atf dip stick
1300cc requires 3x liters
check level with engine on static starT
Upto 2006 it z non cvt
koreen atf 1x lters cost u rs 600red color)
atf with best qality cost u around rs 4000(includind labour)
thankz