Subaru lemon law claims in California are filed under the Song-Beverly Act against Subaru of America. Common defects include FA20 and FB25 boxer engine oil consumption (Forester, Outback, Crosstrek, Impreza), Lineartronic CVT failures, EyeSight ADAS false activations, head gasket failures on older 2.5L EJ-series engines, Solterra EV software issues, and starlink infotainment problems .
Notable Subaru Pattern Defects
FA20 / FB25 oil consumption. Boxer engine excessive oil use, particularly 2011–2016 Forester/Outback/Crosstrek/Impreza.Lineartronic CVT. Failures, judder; extended warranty programs.EyeSight AEB. False activations and lane-keeping issues.EJ25 head gaskets. Older 2.5L engines.Solterra EV. Software, charging — shares platform with Toyota bZ4X.Starlink infotainment. Freezing, connectivity.WRX/STI engine reliability.
Models Covered
Impreza, Legacy, Outback, Forester, Crosstrek, Ascent, WRX, BRZ, Solterra
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About the Author Julian McMillan is the founder of McMillan Law Group and a California lemon law attorney with over 25 years of legal experience, having represented San Diego consumers since 2000. He has been named a Thomson Reuters Super Lawyer twelve consecutive years (2014–2025) , recognized by the National Trial Lawyers as a Top 100 Civil Plaintiff Lawyer , and listed in San Diego Magazine’s Top Attorneys in San Diego (2016–2025) and America’s Most Honored Professionals (2018–2025).
Julian holds an L.L.M. from the University of San Diego School of Law , an L.L.M. from Nottingham Law School (England), an L.L.B. with Distinction from the University of Exeter (England), and a B.A. (Honors) from the University of Victoria (Canada). He is admitted to the California Bar , the U.S. District Courts for the Southern, Central, and Northern Districts of California, and the Supreme Court of England and Wales . Before founding McMillan Law Group he practiced at DLA Piper (San Diego) and Ashurst Morris Crisp (London).
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