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 Post subject: VAFC SettingS
PostPosted: Mon Oct 19, 2009 4:55 am 
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Luder
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Joined: Wed Apr 02, 2008 1:41 pm
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Location: プレリュード 特集号
Can anyone post their h22 tune settings on their VAFC? I think my settings from 0-1000rpm were changed because it showed:
................HI/THR>......................................LO/THR<
0-1000RPM....+0...............................................+8
2000RPM.....+20..............................................+8
3000RPM.....+23..............................................+8
4000RPM.....+23..............................................+8
5000RPM.....+20..............................................+8
6000RPM.....+19..............................................+8
7000RPM.....+10..............................................+8
8000RPM.....+10..............................................+8

My throttle points are LO/THR< 10% & HI/THR> 50%
My Vtec Crossover was tuned for 4800 low to high and 4300 high to low

Until i can get it back to PFI, im going to add more fuel 0-1000rpms for a smoother acceleration. Whats your air map look like from 0-1000RPMS? What is the pressure switch? And can someone please explain the 'Vtec Unmatch' settings?

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愛車BB4プレリュードのカスタマイズやメンテナンスの »the.chronicles
92 SI - blown
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 Post subject: Re: VAFC SettingS
PostPosted: Mon Oct 19, 2009 10:29 pm 
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Luder
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Posts: 361
Jared every car is differnt when it comes to tuning. If someone post their settings from their VAFC "tune" it wont be the same as what you need. If your concerened with the "tune" thats in it, just go in for a retune.

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 Post subject: Re: VAFC SettingS
PostPosted: Tue Oct 20, 2009 8:37 pm 
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Luder
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Posts: 590
Location: Missing Golden, living in Canada
I agree with Greg, as mine are wayyyyyy different from that, I am dropping fuel across the board, and still running rich. I would tune even leaner, but I don't have dyno access or a wideband... yet.

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1993 Prelude SI - Jdm swapped engine, headlights. Seibon hood, Neuspeed suspension, Rota Circuit8 16" wheels, lightweight and too low.

2002 WRX - Cobb ECU, Suspension, brakes, Volk CE-28N. Morrette's with HID's, HKS/Invidia exhaust, custom stage 2 tune. More random junk, lots of rattles.


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 Post subject: Re: VAFC SettingS
PostPosted: Tue Oct 20, 2009 9:29 pm 
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Luder
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Joined: Fri Mar 07, 2008 11:22 am
Posts: 361
yeah factory h22's and with bolt ons tend to run really rich stock. So most people lean them out to tune them. Surprised to see that there is so much fuel added to yours. But may be because of the h23 injectors you are running. Well you were last time I knew

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640whp 428tq 21psi E85
11.2 @126 Denver Colorado 5800 feet above sea level


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 Post subject: Re: VAFC SettingS
PostPosted: Thu Oct 22, 2009 6:45 pm 
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Luder
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Location: プレリュード 特集号
to this day i am still curious to why justin swapped the h22 injectors injectors with the h23 injectors, but im sure they're just about maxed out with the pherable ecu fuel curve, the vafc adding more fuel, and the FPR tuned to 63psi
which reminds me, does anyone have a extra set of injectors laying around?

thanks for the explanation though, is any other company do a better job tuning a vafc than pfI?

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愛車BB4プレリュードのカスタマイズやメンテナンスの »the.chronicles
92 SI - blown
95 SE #6565 - sleeping ):


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 Post subject: Re: VAFC SettingS
PostPosted: Mon Mar 01, 2010 4:22 am 
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Luder
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Joined: Wed Mar 19, 2008 10:11 pm
Posts: 197
Just fyi, I used the h23 injectors because it seemed like the h22s weren't working right. Remember it was running rough as hell when it was at idle? It was the only way I could get it to run right.


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 Post subject: Re: VAFC SettingS
PostPosted: Tue Mar 02, 2010 10:13 pm 
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Luder
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Posts: 1124
Location: プレリュード 特集号
it did seldomly cross my mind you used h23 injectors to make sure it was slow haha but i knew it was for a legit reason
thanks again for all the work justin

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愛車BB4プレリュードのカスタマイズやメンテナンスの »the.chronicles
92 SI - blown
95 SE #6565 - sleeping ):


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