Honda Accord (1990 - 2002) Includes 1997 - 1999 Acura CL

VAFC Installation - Tuning

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Old Apr 3, 2002 | 01:40 PM
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From: sandbox, IRAQ, IRAQ
Default VAFC Installation - Tuning

Who all has installed a VAFC? is it pretty straightforward? Any site online with an install walk-through, and will i be able to set it at all without a dyno? i wont be able to get to a dyno for about a month and id like to install it and set it up if possible now and then fine tune it later. tia
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Old Apr 3, 2002 | 04:20 PM
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Default Re: VAFC Installation - Tuning (Sabastian)

Who all has installed a VAFC?
I have.

is it pretty straightforward?
If you have a service manual its simple but dont use APexi's diagrams. They try to lump all cars into 4-5 configurations.

and will i be able to set it at all without a dyno?
No. Install and leave everything at 0%. You can move Vtec around but thats about it till the dyno.
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Old Apr 3, 2002 | 04:23 PM
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Default Re: VAFC Installation - Tuning (niedejb)

If you have a service manual its simple but dont use APexi's diagrams. They try to lump all cars into 4-5 configurations.
i have a haynes manual (somewhere..) and about 4 different VAFC.pdf Install guides from the net....


No. Install and leave everything at 0%. You can move Vtec around but thats about it till the dyno.
wouldnt moving vtec around and not correcting fuel a bit be bad?
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Old Apr 3, 2002 | 04:29 PM
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Default Re: VAFC Installation - Tuning (Sabastian)

you want to correct for fuel when you lower the vtec, like i said sebastion ill give my old settings from memory
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Old Apr 3, 2002 | 04:39 PM
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Default Re: VAFC Installation - Tuning (SOHCArchangel)

ok, and thanks
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Old Apr 4, 2002 | 06:06 AM
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Default Re: VAFC Installation - Tuning (gt-sport)

i will be installing mines today .. so if anyone got any guides for a h22a ecu then let me know. .makes this easier on my part
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Old Apr 4, 2002 | 06:18 AM
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Default Re: VAFC Installation - Tuning (chameleon)

it should be in the instructions
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Old Apr 4, 2002 | 11:59 AM
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Default Re: VAFC Installation - Tuning (SOHCArchangel)

I installed one on my 97 Ex and it was pretty straight forward, except i had to use the pinouts for the 97+ prelude because the accord pinouts werent even close. Also, the vafc on an accord is pretty useless, vtec kicks in at 2500 from the factory. The lowest you can set it on a vafc is 3000. Unless your adding fuel for a turbo or something along those lines, the vafc isnt worth a damn on a NA accord.
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Old Apr 4, 2002 | 12:05 PM
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Default Re: VAFC Installation - Tuning (EvoAccord)

I installed one on my 97 Ex and it was pretty straight forward, except i had to use the pinouts for the 97+ prelude because the accord pinouts werent even close. Also, the vafc on an accord is pretty useless, vtec kicks in at 2500 from the factory. The lowest you can set it on a vafc is 3000. Unless your adding fuel for a turbo or something along those lines, the vafc isnt worth a damn on a NA accord.

but it looks so COOL!!!!!!!!!!!!!!
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Old Apr 4, 2002 | 12:07 PM
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Default Re: VAFC Installation - Tuning (EvoAccord)

I installed one on my 97 Ex and it was pretty straight forward, except i had to use the pinouts for the 97+ prelude because the accord pinouts werent even close. Also, the vafc on an accord is pretty useless, vtec kicks in at 2500 from the factory. The lowest you can set it on a vafc is 3000. Unless your adding fuel for a turbo or something along those lines, the vafc isnt worth a damn on a NA accord.
dude, im sorry but you are incorrect
yes it switches off the idle lobe at 2500 to go onto the mid lobe, and the hi-cam activation is a 5250 rpm, and its lowest point is 3000 k because that is when the oil pressure is at least 50 psi any lower and the lobes would not switch over.
As it for being useless, hardly, my car would much slower if it wasnt for getting on thew hi-cam at 3500
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Old Apr 4, 2002 | 12:09 PM
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Default Re: VAFC Installation - Tuning (SOHCArchangel)

I installed one on my 97 Ex and it was pretty straight forward, except i had to use the pinouts for the 97+ prelude because the accord pinouts werent even close. Also, the vafc on an accord is pretty useless, vtec kicks in at 2500 from the factory. The lowest you can set it on a vafc is 3000. Unless your adding fuel for a turbo or something along those lines, the vafc isnt worth a damn on a NA accord.

dude, im sorry but you are incorrect
yes it switches off the idle lobe at 2500 to go onto the mid lobe, and the hi-cam activation is a 5250 rpm, and its lowest point is 3000 k because that is when the oil pressure is at least 50 psi any lower and the lobes would not switch over.
As it for being useless, hardly, my car would much slower if it wasnt for getting on thew hi-cam at 3500

Useless on a N/A non-vtec accord yes?
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Old Apr 4, 2002 | 12:10 PM
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Default Re: VAFC Installation - Tuning (Accord94DX)

Useless on a N/A non-vtec accord yes?
does an non-vtec accord have vtec?
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Old Apr 4, 2002 | 12:11 PM
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Default Re: VAFC Installation - Tuning (SOHCArchangel)

Useless on a N/A non-vtec accord yes?

does an non-vtec accord have vtec?
i dont know. I think so.
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Old Apr 4, 2002 | 12:12 PM
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Default Re: VAFC Installation - Tuning (Accord94DX)

Useless on a N/A non-vtec accord yes?

does an non-vtec accord have vtec?

i dont know. I think so.
it does not have vtec
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Old Apr 4, 2002 | 12:14 PM
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Default Re: VAFC Installation - Tuning (SOHCArchangel)

Useless on a N/A non-vtec accord yes?

does an non-vtec accord have vtec?

i dont know. I think so.

it does not have vtec
Misa. A quote for you:

[HondaSalesman] "All hondas have VTEC, its just whether the computer tells it to turn on or not...[/HondaSalesman]
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Old Apr 4, 2002 | 12:15 PM
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Default Re: VAFC Installation - Tuning (Accord94DX)

Misa. A quote for you:

[HondaSalesman] "All hondas have VTEC, its just whether the computer tells it to turn on or not...[/HondaSalesman]
that is total bull ****, so an f22a6/4, d15, b18b, zc, and h23's have vtec right?
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Old Apr 4, 2002 | 12:19 PM
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Default Re: VAFC Installation - Tuning (SOHCArchangel)

Misa. A quote for you:

[HondaSalesman] "All hondas have VTEC, its just whether the computer tells it to turn on or not...[/HondaSalesman]

that is total bull ****, so an f22a6/4, d15, and h23's have vtec right?

um. that was thrown up for entertainment. i pray to baby jesus' left big toe that you dont think i believe that ****.
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Old Apr 4, 2002 | 12:19 PM
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Default Re: VAFC Installation - Tuning (SOHCArchangel)

Does the computer tell them to turn VTEC on or off? If yes, then it has VTEC.
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Old Apr 4, 2002 | 12:20 PM
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Default Re: VAFC Installation - Tuning (Accord94DX)

dude, the posts and crap i have seen lately i dont know WHAT to beleive anymore
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Old Apr 4, 2002 | 12:20 PM
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Default Re: VAFC Installation - Tuning (Mike P.)

My Cutlass has VTEC. It "kicks in" when the secondaries open on the carb.
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Old Apr 4, 2002 | 12:23 PM
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Default Re: VAFC Installation - Tuning (SOHCArchangel)

dude, the posts and crap i have seen lately i dont know WHAT to beleive anymore
*Stops praying to baby jesus' left big toe*
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Old Apr 4, 2002 | 12:38 PM
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Default Re: VAFC Installation - Tuning (Accord94DX)

great link for H22 V-AFC install and tuning...
http://members.aol.com/ryoucold/prelude/apexi/apexi.htm



plus check out the mid range gain in power...crazyness


[Modified by 01GSR, 3:39 PM 4/4/2002]
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Old Apr 4, 2002 | 12:42 PM
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Default Re: VAFC Installation - Tuning (EvoAccord)

I installed one on my 97 Ex and it was pretty straight forward, except i had to use the pinouts for the 97+ prelude because the accord pinouts werent even close. Also, the vafc on an accord is pretty useless, vtec kicks in at 2500 from the factory. The lowest you can set it on a vafc is 3000. Unless your adding fuel for a turbo or something along those lines, the vafc isnt worth a damn on a NA accord.
Just what "kicks in" at 2500? It's not the VTEC cam xover, that's for damn sure.
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Old Apr 4, 2002 | 12:48 PM
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Default Re: VAFC Installation - Tuning (4doorH22)

Just what "kicks in" at 2500? It's not the VTEC cam xover, that's for damn sure.
i know what he is attempting to reffer to ill give you a drive when we are wrenching this weekend
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Old Apr 4, 2002 | 03:19 PM
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Default Re: VAFC Installation - Tuning (SOHCArchangel)

would a vafc or regular afc be worth anything for my f22a1, I know i dont have VtECK, but I might get some
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