One problem related to loud engine noise has been reported for the 2011 Mini Cooper S. The most recently reported issues are listed below.
The contact owns a 2011 Mini Cooper S. While driving 70 mph, there was an abnormal noise coming from the front passenger side of the vehicle. The vehicle was taken to a dealer who diagnosed that the timing chain fractured and needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 47,000.