Thread: Tip in knock?
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Old 06-04-2014, 12:53 AM   #3
Dezoris
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Originally Posted by bmsi30 View Post
Hi all. I've searched this forum and couldn't find any specific info but I did find someone on youtube that posted the same symptoms that I'm experiencing. It happens on 1-2 shifts and 2-3 shifts at standard rpm shifts(3-4k). If anything it seems to happen less frequently at high rpm. Car is a 2014 purchased late December 2013 and currently has 10k miles. Happens on all different brands of 91 gasoline in Southern California. No modifications.



Any help would be appreciated.
That sound is completely normal, its related to throttle.
Take a listen to my under the hood audio on track its very very loud. And this is completely logged, zero knock etc.

[ame="http://www.youtube.com/watch?v=wGcv6SKj858"]Vortech FR-S Track Testing | Audio and Video Testing - YouTube[/ame]
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