we adjust them under warranty or replace the Belt/alt pulley depending on the cause as we have had a few problems with the pulleys! Nip over and get them to check it m8
Jack the car up as swiper said, instead of pushing the wheel (this could show a worn ball joint) Spin the wheel and listen for any noise or feel for any roughness (excluding braking)
Daz
Not always mate, some of the older k11's dont have an OBDII compliant system on them - My K11 didnt.
Check out this link from Ed's Site - Describes how to get fault codes from the older systems.
Daz