Tl* the contact owns a 2013 ford flex. the contact stated that the forward collision avoidance feature failed intermittently both with and without warning. the sensor was also connected to the vehicle's cruise control, which failed to operate when the sensor failed. the vehicle was not diagnosed or repaired. the dealer was not contacted. the manufacturer was notified of the failure and referred the contact to nhtsa. the failure mileage was approximately 60,000.