A faulty Mass Air Flow (MAF) sensor could be the culprit. This is a brand new replacement MAF sensor that fits many 2009-2012 ...
Gabby Downing on MSN
Finally Fixing My Subaru!!! Cleaning the MAF Sensor | Quick DIY That Makes a Big Difference
The fix is finally here! 🔧 In this video, I clean the MAF (Mass Air Flow) sensor on my Subaru — a simple but powerful step toward getting it to run smoother, idle better, and breathe like it should.
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