The contact owns a 2008 Subaru Outback. The contact stated while driving at 40 MPH and attempting to make a turn downhill, the brake pedal was depressed but failed to respond, causing the vehicle to crash into a ditch. There were no warning lights illuminated. The contact stated he did not sustain any injuries. The contact was unsure whether a police report was filed. The vehicle was towed to a tow lot, then it was towed to the contact's residence. The vehicle was not diagnosed nor repaired by an independent mechanic or dealer. The contact stated he repaired the vehicle himself. The contact referenced NHTSA Campaign Number: 14V311000 (SERVICE BRAKES, HYDRAULIC). The dealer and the manufacturer were not made aware of the failure. The approximate failure mileage was 160,000.