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roadrat 1/28/2013
2001 Subaru Outback L.L. Bean 6 Cyl 3.0L - Engine
Small patch of motor oil on top of air filter
Is that from a gasket leak
1 Answer
  • Jimm
    Jimm 1/28/2013
    Usually, the oil patch is due to the PCV system and small filter located inside the air cleaner box - being saturated with oil. Simply replace the small PCV breather filter foam piece (usually less than $2.00) with a new one.

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