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Possibility that Subaru technician didn't reset DPF light. I was reading somewhere in the manuel that if they don't reset it or something it will come on giving false reading? I just took it back about three time within a 2 weeks - they finally fixed whatever it was after a few regenerations. And my...

YEP - had same issue - when through a couple of regenerations - oil change etc. Issue - was too many short trips using 5th & 6th gear. Not heating filter enough apparently to burn soot. So - been driving around in only 3rd and 4th around town keeping it around 1800 - 2000 rpm. Since then - no issues...