Help Root on ICS and radio problems

[igorwright]

First of all, I'd like to konw if anyone can teach me how to root my sk17a without doing a downgrade! I had a terrible weekend trying to do this, but all I had it was a lot of angry, and problems on my phone. 1000 roots and ICS flashes later, I'm giving up on googleing solutions and begging for the good people of this forum to help me, PLEASE.

I have an SK17a, in Brazil, and it's was rooted when the system was Gingerbread 2.3.4. Now I updated to ICS 4.0.4, with FW 4.1.B.).431 (an special version for us brazilians with a fix on our "

 

[temporary2010]

As far as I know, it is not possible to root anything above ROM 4.0.2.A.0.42 without downgrading to this version first.

I just want to learn a tutorial for me to root it without doing any downgrade, because I did it a lot this weekend and none worked, some even bugged my phone in many ways that I even had to restore to its original settings.

I've rooted ROM 4.0.2.A.0.42, then upgraded to ROM 4.0.2.A.0.62 without losing root using the following guides:
http://forum.xda-developers.com/showthread.php?p=26914104
http://forum.xda-developers.com/showthread.php?t=1695514
It has been confirmed to work to upgrade to Android 4.04 (ROM 4.1.B), as well.