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Old 24 May 2015, 09:30 AM
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kristof181
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Default 2002 wrx boost fluctuating

Hi all picked up a 2002 bug eye wrx the other day, felt it was pulsing when in boost so installed a boost gauge temp to see what was happening... The vid shows it all. Only mods are hks BOV and a stainless turbo back system and uppie. Any advice is greatly appriciated

https://www.youtube.com/watch?v=xWQD...ature=youtu.be

Last edited by kristof181; 24 May 2015 at 12:06 PM.
Old 24 May 2015, 09:42 AM
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JDM_Stig
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has it been mapped for the mods?
Old 24 May 2015, 09:50 AM
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billybootdoon
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Originally Posted by kristof181
Hi all picked up a 2002 bug eye wrx the other day, felt it was pulsing when in boost so installed a boost gauge temp to see what was happening... The vid shows it all. Only mods are hks BOV and a stainless turbo back system and uppie. Any advice is greatly appriciated

http://youtu.be/xWQDOL4wmCo

Im having same problem not mods at all now it have no boost been told it might be my up pipe and it does sound as if its blowing may be thr gasket also
Old 24 May 2015, 10:08 AM
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kristof181
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No i havent but would that cause such drastic boosting?
Old 24 May 2015, 05:54 PM
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Geoff Burgoyne
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Bad boost controller could do that. Try going from your compressor housing to your waste gate actuator directly and run off your waste gate spring. Watch the pedal though!

Last edited by Geoff Burgoyne; 24 May 2015 at 05:55 PM.
Old 24 May 2015, 10:23 PM
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kristof181
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i give it a go tomorrow. mate had same issue on his classic he said it was leaking very slightly from where the dump valve adapter met the top mount inter cooler. he got a new gasket and it was fine. going to check that tomorrow too.
Old 25 May 2015, 08:22 AM
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buxtonous
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mine used to do that and it was an air leak on one of the hoses
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