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Old Mar 25, 2005 | 08:05 PM
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Default Boost control

Can I control boost with the emanage or do I need a separate boost controller to boost to 8lbs?
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Old Mar 26, 2005 | 01:08 AM
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You will need a boost controller. You can use any boost controller but majority of the the Greddy TT w/ E-manage are using the E-01 because it allows E-manage programming / Boost Control / and Data logging.
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Old Mar 26, 2005 | 06:56 AM
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Thanks, Do I need to change out my wastegate springs or can the boost be controlled by only the boost controller?
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Old Mar 26, 2005 | 10:13 AM
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You can change out the wastegate spring to higher spring weight to up the boost but if you have stock internal why? You can just raised the boost by the boost controller.
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Old Mar 27, 2005 | 06:21 AM
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assuming you do not have a built motor yet, leave the stock WG springs in there, and use the E01 to up the boost....make SURE your fuel system is up to snuff though
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Old Mar 27, 2005 | 01:07 PM
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...and that you tune for the higher boost level....the eManage does not automatically add fuel as boost rises. With a stock returnless fuel system, I would not recommend boosting past 7-8psi....even with a Walbro 255. Fuel pressure will make a dangerous drop as boost increases....exactly the opposite of what you want.
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Old Mar 28, 2005 | 01:41 AM
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Originally Posted by gq_626
...and that you tune for the higher boost level....the eManage does not automatically add fuel as boost rises. With a stock returnless fuel system, I would not recommend boosting past 7-8psi....even with a Walbro 255. Fuel pressure will make a dangerous drop as boost increases....exactly the opposite of what you want.

Hey GQ How was your Engine Going?????
I get little question on your explanationeManage does not automatically add fuel as boost rises
Is this problem issue from returnless fuel system????????
How about my case???????
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Old Mar 28, 2005 | 06:05 AM
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has nothing to do with the car being returnless - the emenage needs to be programmed to add additional IPW as boost increases - it does not automatically detect it and add it
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Old Mar 28, 2005 | 06:10 AM
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Originally Posted by nitrous350
Hey GQ How was your Engine Going?????
I get little question on your explanationeManage does not automatically add fuel as boost rises
Is this problem issue from returnless fuel system????????
How about my case???????
Once you tune the car via MAP (pressure) vs. MAF, then you can decrease boost and fuel will be reduced. So, in essence, you need to tune for the highest boost you plan on running, and then you can set boost at any level below that, and still have the appropriate amount of fuel.

One thing I noticed when tuning my car, is that with the AAM return system and rising rate FPR, I had TONS of fuel up to about 13-14psi of pressure. I didnt have to add anything at all with eManage, and running the 550cc injectors. Maybe technosquare did something funny with my ECU.
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