2004 S60t: same problem this morning I encountered. Wouldn’t turn past Position 1. Felt as a though a mechanical/physical block that key was hitting after Position 1.
Removed the bottom plastic column cover (3, t-25 torx screws), and gently tapped on the underside of the silver colored metal ...

I am having the same shift problem as described above. Luckily, I came across this post, and today went to my dealer with only a picture of the yellow and black parts shown above. Parts guy knew immediately what they were and got me the last on-hand repair kit.
Yes, the parts come in a kit with ...