2003 forester low gas mileage

Asked by Dawne53 Sep 14, 2012 at 08:13 PM about the 2003 Subaru Forester XS

Question type: Maintenance & Repair

Idling rough when sitting still and gas mileage has dropped 5 to 8 miles per gallon

1 Answer
1,105

Ryan answered 11 years ago

sounds like a vaccuum leak to me. Check around for any cracked or split hoses. Could also be the MAF sensor is dirty, or a bad injector. Start with the leak first though, usually the easiest to fix.

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