Evidently this is a common problem. Here is a link from the sport touring forum with a couple of fixes mentioned.
http://bmwsporttouring.com/ubbthreads/ubbthreads.php?ubb=showflat&Number=731161#Post731161
You may also be interested in adding this clamp when repairing the leak:
http://www.beemerboneyard.com/rk12fuelpmpclmp.html
Ron
http://bmwsporttouring.com/ubbthreads/ubbthreads.php?ubb=showflat&Number=731161#Post731161
You may also be interested in adding this clamp when repairing the leak:
http://www.beemerboneyard.com/rk12fuelpmpclmp.html
Ron