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No Boost?! =(

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Old 12-04-2001, 08:46 AM
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Default No Boost?! =(

Well... I think I have a leak somewhere. Started two days ago, on a run up to NH. Everything was fine, until I started coming back down. It didn't feel "aggressive" enough after the 1800-2000k mark like it did before, and it picked up a little after 3500.

I'm going to check with the VAG tool today. Is there anywhere specifically that would tell me that I'm not getting the required boost besides block 115?

I have a pair of forge valves that I was going to replace them with, but I wanted to wait until the stock ones went out first.

TIA!
Old 12-04-2001, 08:47 AM
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Is your can on?
Old 12-04-2001, 08:52 AM
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Huh?
Old 12-04-2001, 08:53 AM
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Default hmmmm, you can definitely check to see if your MAF values fell: group $004..plus check for lower....

IAT's in group $003
Old 12-04-2001, 08:54 AM
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What're good range of values for the MAF sensor?
Old 12-04-2001, 08:55 AM
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Default depends on how much boost you were developing....what ECU are you running? with the ABT I can pull..

around 270 grams/second at 1.3+ bar.
Old 12-04-2001, 08:56 AM
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She's stock.
Old 12-04-2001, 09:04 AM
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ok, well look for values around 250 peak/and redline rpm.
Old 12-04-2001, 09:10 AM
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Thanks!
Old 12-04-2001, 09:11 AM
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you're welcome. If you need any MAF values/plots vs. RPM, let me know.


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