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2nd Generation Specific 1986-1992 Discussion

Not Boosting As Much As Should Be

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Old 12-10-2002, 10:14 PM
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My car normally and used to boost at 17 psi, but recently it won't go past about 14 psi. Any clue why this would be? maybe just a vacuum line or something? thanks
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Old 12-10-2002, 10:20 PM
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Originally Posted by Daiv Makitsu' date='Dec 11 2002, 04:14 AM
My car normally and used to boost at 17 psi, but recently it won't go past about 14 psi. Any clue why this would be? maybe just a vacuum line or something? thanks
mods?
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Old 12-10-2002, 10:23 PM
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j-spec engine, street ported, T4 turbo, 720 injectors, 850 primaries, haltech,
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Old 12-10-2002, 10:26 PM
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check vac lines/intercooler piping, and compression.
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Old 12-10-2002, 10:28 PM
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any advice in that checking of vac lines? or suggestions of any kind would be great. thanks
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Old 12-10-2002, 11:01 PM
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check all of your boost/ intercooler pipes, you prolly have a loose clamp



mike
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Old 12-11-2002, 01:13 AM
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is your vacum reading at idle the same?



you have a boost controller?
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Old 12-11-2002, 05:56 PM
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normally the boost at idle is about -10.5-11, but not its up more around -14.5
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