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epm o2 dump question?help!

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Old Mar 18, 2011, 02:41 PM
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epm o2 dump question?help!

I just installed an epm o2 dump on my ix, fits perfect. However when the car is in idle i noticed that exhaust is coming out of the dump tube and even babying it while driveing is louder.I may be wrong but i thought that dump only allowed exhaust to flow threw it when the wastegate opens? I have an oem gasket?. My question is, is it normal for this this to happen or do i have a leak?
Old Mar 18, 2011, 02:49 PM
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Originally Posted by dank420
I have an oem gasket?
There you go, you need to get a separated gasket like this one: http://www.maperformance.com/maperfo...og-ss-evo.html
Old Mar 18, 2011, 03:14 PM
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so, my answer is then it is not supossed to allow exhaust gases threw it( while idleing or normal driving)- not full boost)

Last edited by dank420; Mar 18, 2011 at 03:18 PM.
Old Mar 18, 2011, 03:48 PM
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no...because at idle the wg flapper is suppose to be completely shut.
Old Mar 18, 2011, 06:58 PM
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thanks
Old Mar 18, 2011, 07:08 PM
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i got this same issue...and i used the map gasket..... i have a new hotside to put on tho.. gonna see how that works out
Old Mar 19, 2011, 10:31 AM
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I don't see tho how the hotside would be an issue.
Old Mar 19, 2011, 10:37 AM
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well, i;m not sure the flapper seals properly... when i pushed down on the flapper the amount of air comin out the dump was alot less , but still there...

so i tightned the wg more.. but still yea the amount of air was less, but still leaks... so im guessing flapper in hotside is a little screwy
Old Mar 19, 2011, 04:26 PM
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Just try preloading the WG some more. Shorten the actuator rod by rotating the turnbucle inward a few more turns.
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