Checking upper and lower brass sleeves in freewheel inner race for wear
WARNING: This page is about a different car, the 2005 Audi A4, 2004 Audi A4, 2003 Audi A4, and 2002 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
- Check contact surfaces of brass sleeves - arrows - at inside of freewheel inner race for wear.
- Contact surfaces must not be heavily scored and/or show blue discoloration.
In case of deep grooves and/or blue color:
- Replace freewheel inner race.
If no blue discoloration and only small grooves are detected, proceed as follows:
- Sandpaper (600 grit, oiled) contact surface 1 to 2 times.
- Carefully wipe off with a clean rag and check contact surfaces.
- Contact surfaces must now be like new.
If scores cannot be removed in this manner:
- Replace freewheel inner race.