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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N55 Turbo Engine Tuning and Exhaust Modifications - 335i Tuning > 19 to 20 psi map 5 ISO



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      12-23-2012, 11:36 AM   #1
Sam335ix
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19 to 20 psi map 5 ISO

Delete please
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Last edited by Sam335ix; 12-23-2012 at 12:49 PM.
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      12-23-2012, 12:04 PM   #2
deemarr 335i
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Same here, has me a lil worried...please lemme know what terry says
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      12-23-2012, 12:34 PM   #3
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Datalog a run and post it up
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      12-23-2012, 02:29 PM   #4
Mike@N54Tuning.com
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Boost is measured pre-throttle on ISO so with wheel spin, shift spikes, etc, it's not uncommon to see 18-19psi on E85 mixtures. If you are seeing that on pump gas though you definitely have an issue. The safest thing though is always to do a log and send it in if you need specific tuning advice.

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