96 OBD2 Ecm Swap....

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beretta
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96 OBD2 Ecm Swap....

Post by beretta »

There is lots of topics about this on here but are old and dead threads.

I read that changing a 96 obd2 Computer to a 97 venture would make it run better and more options for tuning.

What about one from a 98/99 venture van ? my friend has a computer sitting in his garage we pulled out of a donor van for the engine he put in his other one that i could have for nothing..

Where can you find a free tuning program to download ? is there such a thing ? i found a download for TunerCats but it needs a user name and password to open it. A friend of mine has a engine code scanner that has different adapters and what not and he has a obd2 port connector that has usb end on it and we think that will work if we find the program.

i herd that there really isnt alot to tune on the stock 3100 engine but changing shift points and WOT response helps since the 4 speed auto sucks alot of power before it gets to the wheels, this would explain my 88 3.1 5 speed feeling like its faster, because in fact it actually is with different gearing and the 5 speed helps alot in these cars compared to a none tuned 4 speed auto.

Its a new car... to me... and i cant just leave it alone LOL i have to figure out something to do with it.
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Barry
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Re: 96 OBD2 Ecm Swap....

Post by Barry »

Poor Jon.....
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Re: 96 OBD2 Ecm Swap....

Post by 3X00-Modified »

LOL, thanks barry...


You can't just download software and tune. You need an OBDII programming interface, its not like OBDI where you can pull a chip and program it on a chip writer... You need to actually flash the ECM using OBDII protocol which means specific tools and software. To this day there is no Open Source for our setups since they are not popular, but even when there are OS options they can leave more to be desired, so its not always a good thing.

Only ones in existence that work, are DHP which is what I use, I bought it back in 05 or 06 when they still existed... they are no longer around, but you can find the systems for re-sale on forums. And the other option is going to HPTuners, but to do that you NEED to swap to a 97 Monte Carlo can't be from any other car since to my knowledge you can't do a full flash on the ECM and your software is licensed off the ECM you using so you need a compatible one, they do not support the 96 Beretta ecm or the 97 Venture ECM.

Also whoever told you that all you can do on a 3100 is shift points and WOT response they don't know what they are talking about.

All engines were tuned for emissions and efficency... If you were to play with the settings for the stock 3100 you can wake that engine up a little, its not going to be like going to a 3400 but you can definately get more than the rated 160hp out of it.
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Re: 96 OBD2 Ecm Swap....

Post by beretta »

changing shift points and stuff is something i read here some where..

Well im not sure if i want to spend the money for the software right now, maybe later on if i do a 3400 swap, i was hoping i could download something somewhere...

You say 97.... but.. will a 98/99 venture ecm be the same ? i can get one for free and its 2 seconds up the road ... will that be like a bolt in power increase compared to the 96 ecm in the car...

Any chance.. if i send you an ecm you can flash it for me ? lol im sure you have played alot with them and probably have a good file you could just load up on there
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Re: 96 OBD2 Ecm Swap....

Post by 3X00-Modified »

No for the 98-99 if you look at them you'll see why, they are totally different. Also a 97 ecm is not a bolt on performance increase, it just allows you to tune more tables and you need to change stuff on the factory tune to even make it work in a beretta to begin with.

It will probably cost you a good chunk to mail a ECM to me in the states and then for me to mail it back to you. And I outright do not modify tables for an engine if I am not doing it in person and can't log the configuration or the user can not log and tell me whats going on, I do not want to be liable for a web tune seeing it opens the chance to detonation and other issues when you start playing with stuff. So all you would get from me is a DHP1.5 file which is slightly modified trans tables.

Now as far as what you read on here about modifying shift points, that is one of many things you can do IF you know what your doing.
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Re: 96 OBD2 Ecm Swap....

Post by beretta »

well maybe ill keep my eyes open for a 97 ecm at the JY. i dont think i really need to do alot to the car right now, but was hoping there was a free program i could play around with. so if i have to spend money for something i might as well wait until its totally necessary like a 3400 swap.

For now maybe ill bolt on the 3400 TB i have and call it a day and deal with it being slow LOL. it turns alot of heads though so i guess its ok to be slow for now..
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