vIOS58 is patched. the one that usually isn't but some ppl do for theme menu etc, is vIOS80.
Your SysCheck is fine:
HAve your tried this setup like i said before:
vIOS249[56] (rev 21010, Info: d2x-v10beta52-vWii): NAND Access, USB 2.0
vIOS250[57] (rev 21010, Info: d2x-v10beta53-alt-vWii): NAND...