This edition of The End Wrench introduces the Subaru 2.2 liter naturally aspirated (N/A) and 2.2 liter turbocharged horizontally opposed overhead cam (OHC) engines. It reviews the mechanical features of these engines and the differences between existing engines. It also covers the procedures used in diagnosing and overhauling these engines. A list of applicable Important Notes and Cautions, Service Bulletins and Special Tools is included at the end of this article.
Always refer to the appropriate model year Subaru Service Manual and the applicable service bulletins for all specification and detailed servicing procedures.