Default [Q] charging problem xperia neo V

Hello i am from slovak republic so sorry for my english. I have xperia neo V but mobile phone show false battery percentage and when i plugged phone to charging it shows window with report - mobile phone dont have any program to charge battery or something in this sense i try many options but nothing work. And telephone shows 88% or 56% or 16% nothing more only this 3 numbers pls help me if you can. Thanks