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Old 09-19-2012, 12:29 PM   #949
HunterGreene
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Quote:
Originally Posted by ATL BRZ View Post
It is absolutely coming from the direct injection high pressure fuel pump, when the engine is HOT, after the car has been revved up over 4k rpm, and the engine is idling with 10% ethanol gasoline in the tank. If any one of those criteria aren't met, then it's very likely that you will not hear the chirp.
Ok, thank you for summing it up. Has anyone had a fuel pump failure? Is there an improved pump that will be coming out? Is the sky going to turn orange and rain mangoes? Important questions!
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