The light "normal" start flashing and the machine don't start.
I already disambled fliters and other part to clean it and be sure nothing were stucked.
When disambled I made it word and it did the whole cycle but at the end the "normal" light was flashing again.

You have bad capacitors on the control board that need to be replaced. See: https://www.youtube.com/watch?v=P6WZNLO6wE4
Here are some manuals: https://dl.dropboxusercontent.com/u/8010163/Understanding%20automatic%20washer.pdf
https://dl.dropboxusercontent.com/u/8010163/Electrical%20Theory%20and%20Diagnosis%20of%20Major %20Appliances%20Service%20Manual.pdf
https://dl.dropboxusercontent.com/u/8010163/Electronics%20and%20Electrical%20Troubleshooting%2 0and%20Repair%20Handbook.pdf
There are sevral YouTube videos on this that will show you how to fix the problem.