Forced Induction Custom FI Setup Questions

bov question?

Old Oct 31, 2004 | 12:47 PM
  #1  
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Default bov question?

when i hook up my bov to a vaccum line my car only pulls a 10 in vaccum normally it pulls a 20-25? y does it do that nad what can i do to fix it.
Old Oct 31, 2004 | 12:54 PM
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Default Re:bov question?

what type of bov?
it is most likely leaking. cover it at idle and see if the vacuum is normal. also check the tubing you used for cracks/cuts/holes.
Old Oct 31, 2004 | 03:20 PM
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Default Re:bov question?

i dont think its the bov because when i unhook something else like the wastegate or something and hook the bov up it works fine.
Old Oct 31, 2004 | 04:14 PM
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Default Re:bov question?

Something is leaking.
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Old Oct 31, 2004 | 07:22 PM
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Default Re:bov question?

Yeah it's either a leak or your tee'ing too many things off a weak vac source
Old Oct 31, 2004 | 07:27 PM
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Default Re:bov question?

yes thats it ii think i have the boost gauge and wastegate going from the fpr vac
ill tap the main one to the brake booster and try it thanks.
Old Oct 31, 2004 | 07:28 PM
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Default Re:bov question?

I tapped three things off my brake boost with a vac mani and I pull 20-22 in idle.
Old Oct 31, 2004 | 07:32 PM
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Default Re:bov question?

ya mines from my fuel pressure regulator, isnt that a weak soruce for 3 things?
Old Oct 31, 2004 | 08:07 PM
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Default Re:bov question?

yup. That little line is too small to support the 3 big items.

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