Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 2011 Ford Focus power loss › Reply To: 2011 Ford Focus power loss June 14, 2020 at 12:19 am #957447 Richard KirshyParticipant My suggestion would be to hook up a scan tool and view live data while the car is running normally, then view live data while it is having its issue. A comparison should show where to begin looking for the cause