DSC Club Member
Ducati Meccanica
Bikes: '01 Ducati 748R and '04 Mille RSVR
Posts: 2,665
Join Date: Apr 1999
Location: Nr Boroughbridge, North Yorkshire
Mood: Awaiting the arrival of the sun and the disappearance of the rain
Sorry YellowBip but.........change the seal/gasket.
About the only way to stop it really. I had mine done only last week for the exact same reasons as you. Luckily it was under warranty.