Subaru's TSB for Excessive Oil Subaru issued TSB 02-157-14R, titled Surface Treatment Change To Oil Control Piston Rings, in which they indicate a course of action for correcting the oil consumption issue in the following models: 2013-2014 Subaru Legacy and Outback Models with 2.5L FB Engine 2011-2014 Subaru Forester Models with 2.5L FB Engines 2012-2013 Subaru Impreza and 2013MY XV Crosstrek Models with 2.0L FB Engine Before that, Subaru's fix was to change the surface treatment of the oil control piston rings 的确2011到2014期间的斯巴鲁烧机油。主要原因是活塞环质量问题。之后的我还没怎么听说过。
