One problem related to engine oil leaking has been reported for the 2010 Mini Cooper S. The most recently reported issues are listed below.
The turbo oil feed line is leaking. It is a know issue with these vehicles, it can result in a fire as the oil sprays our the lines on the exhaust. Dealer has to comment about the repairs being free of charge but does say it's a known issue. Many Mini coopers have caught on fire because of this issue.