10-12-2012, 03:38 PM
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#322
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Hail Magnet
Join Date: Jun 2012
Drives: Firestorm FR-S: "Artemis"
Location: Cleveland, OH
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Quote:
Originally Posted by rice_classic
Master Tech is "doing it wrong". It even clearly states IN the TSB the cause of the noise. Stupid stupid stupid. This isn't "other subarus". How many "other subarus" have Toyota D4S direct injection? None.
Most of us on this board know that ethanol has nothing to do with it, because we're smarter than that.
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But the subbie TSB does actually say that certain formulations of gasoline may cause it...
From the TSB:
Quote:
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Some may have a plunger stopper position that when combined with certain fuel temperatures or fuel formulations, may result in aeration of the fuel within the body of the pump causing this sound when the engine is idling..
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