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F20B ecu

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Old 11-17-2002, 03:33 AM
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Default F20B ecu

Does anyone know what ECU does F20B DOHC use?
Old 11-17-2002, 04:11 PM
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Default Re: F20B ecu (AccordCF4)

Good question..But i dont know...Bump for the answer.......
Old 11-17-2002, 05:04 PM
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Default Re: F20B ecu (allmotrb18c1)

Don't you have one???? Pull it out and read the code.

It is likely a variation of the H22a P5P, a prelude ecu would work anyway...a 96 P13 ecu would also work.
Old 11-17-2002, 05:09 PM
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Default Re: F20B ecu (satan_srv)

I think it's PCP....this F20B head says PCP where mine says P13
Old 11-17-2002, 05:15 PM
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Default Re: F20B ecu (satan_srv)

I think it's PCP....this F20B head says PCP where mine says P13
PCP-
n : a drug originally taken in the form of powder (`dust') for its hallucinogenic effects [syn: phencyclidine hydrochloride, PCP, angel dust]
Old 11-17-2002, 05:35 PM
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Default Re: F20B ecu (satan_srv)

I never pull out my ECU coz it is the pain up my ***.
Will the code stated on the ECU itself?
Old 11-17-2002, 05:42 PM
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Default Re: F20B ecu (AccordCF4)

yes
it will be in the middle
like xxxxx-P72-xxx
oh that will be on a sticker on the side of the ECU


[Modified by KAMiN, 6:42 PM 11/17/2002]
Old 11-17-2002, 05:50 PM
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Default Re: F20B ecu (KAMiN)

Just go look at your head....the p13/p5p/pcp whatever is stamped on the head and it matches the ecu..

My money's on PCP....even though it is a drug
Old 11-17-2002, 08:08 PM
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Default Re: F20B ecu (satan_srv)

are there any difference for different ECU?
Old 11-17-2002, 09:48 PM
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Default Re: F20B ecu (AccordCF4)

are there any difference for different ECU?
What are you asking?

THe P13/P5P and whatever ecu you are using are similar...but yours is for a 2.0 DOHC VTEC vs a 2.2L engine so the fuel/ignition maps are different
Old 11-17-2002, 10:47 PM
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Default Re: F20B ecu (satan_srv)

Well I just wounder why there are people would want to use other engine's ECU instead of their own.

So, I don't have to brother if I got V-AFC to handle to fuel mapping right?

Another question, would my ECU smart enough to do the fuel re-mapping if I change some parts say a bigger throttle body?
Old 11-18-2002, 07:02 AM
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Default Re: F20B ecu (AccordCF4)

Well I just wounder why there are people would want to use other engine's ECU instead of their own.

So, I don't have to brother if I got V-AFC to handle to fuel mapping right?

Another question, would my ECU smart enough to do the fuel re-mapping if I change some parts say a bigger throttle body?
Other people do it because they are easier to program and the like...

Yes you don't need anything more than a V-AFC for your application I don't think...swapping ECUs wouldn't be a good idea...actually a 94-95 GS-R P72 ecu might actually be pretty good.....but anyways, V-AFC tuning would also be good.

The ecu does compensate for increased airflow etc, but usually not in a beneficial way. In North Amaerica at least 96+ cars try to keep out at stock settings by retarding timing/dumping fuel. That's why we use things like V-AFCs to fool the ecu into leaning out the fuel etc...
Old 11-18-2002, 07:48 AM
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Default Re: F20B ecu (satan_srv)

Oh Thanks satan!

So how is your F20B + H22A/H23A project?
Old 11-18-2002, 09:16 AM
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Default Re: F20B ecu (AccordCF4)

F20B ecu is PCB I checked today.


[Modified by satan_srv, 1:52 AM 11/20/2002]
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