One problem related to crankcase (pcv) has been reported for the 2012 Ford Focus. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 Ford Focus based on all problems reported for the 2012 Focus.
Car lost power and engine light came on while traveling southbound on I-95. Underneath parts and lower body panels caught fire and melted. Vehicle was towed to the paul clark Ford dealership in yulee, FL. Where it was discovered the engine had experienced a catastrophic engine failure. There was a hole a little smaller than a basketball blown out of the bottom of the crankcase with the oil pump and pieces of the engine laying on the shield covering the oil pan. The car had just been fully serviced with it's routine oil change, recommended service routine, etc by same dealer. Even though the vehicle is under full warranty, nothing has been done to repair the vehicle as of yet. Ford is conducting an internal review and said it could take up to 90 days before a determination is made. They also have not offered a loaner vehicle or a rental car to the owner while this process is taking place.