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-   -   The definitive EcuFlash Evo 10 thread (https://www.evolutionm.net/forums/ecu-flash/384411-definitive-ecuflash-evo-10-thread.html)

RazorLab Dec 2, 2008 09:55 PM


Originally Posted by nj1266 (Post 6419525)
That is a ton of timing up top. Mitsu still loves to run the car rich as hell with a lot of timing up top. This is so old school :crap:

BTW, Bryan what software are you using to log the Evo X?

It's actually not too bad up top for a stock car that drops to 13psi or so.

Remember this is a whole new motor with different tuning strategies than the 4G63. If you try to tune it like you know a 4G63 should be tuned you won't make any power. ;) They take a bit more timing then our beloved 4G63s.

Using PCMscan for logging for now.

RazorLab Dec 2, 2008 09:59 PM


Originally Posted by nj1266 (Post 6419540)
I am glad you confirmed this. For those who want to wait for ECUflash to get tuned it seems to be a good idea to get a TBE and an AEM intake to get started. That would lean out the car and give it more power.

The AEM intake has a larger Maf housing so it screws with the MAF a bit and the car actually sees lower loads than with the stock Maf housing, one of the big reasons the intake leans the car out so much.

nj1266 Dec 2, 2008 10:00 PM


Originally Posted by razorlab (Post 6419543)
It's actually not too bad up top for a stock car that drops to 13psi or so.

Remember this is a whole new motor with different tuning strategies than the 4G63. If you try to tune it like you know a 4G63 should be tuned you won't make any power. ;) They take a bit more timing then our beloved 4G63s.

Using PCMscan for logging for now.

Are you going to do a how to tune write-up for the 4b11? I would do one if I had access to a X. Maybe next year I will buy one and start tinkering with it.

What parameters can you log with PCMscan?

xbox4414 Dec 2, 2008 10:00 PM


Originally Posted by razorlab (Post 6419543)
It's actually not too bad up top for a stock car that drops to 13psi or so.

Remember this is a whole new motor with different tuning strategies than the 4G63. If you try to tune it like you know a 4G63 should be tuned you won't make any power. ;) They take a bit more timing then our beloved 4G63s.

Using PCMscan for logging for now.

Last I heard PCMscan didn't log knock on the X though.... :confused:

nj1266 Dec 2, 2008 10:01 PM


Originally Posted by razorlab (Post 6419557)
The AEM intake has a larger Maf housing so it screws with the MAF a bit and the car actually sees lower loads than with the stock Maf housing, one of the big reasons the intake leans the car out so much.

Good to know{thumbup} So the car runs leaner, but it runs more timing than stock due to lower load. Is that causing knock on untuned cars?

RazorLab Dec 2, 2008 10:06 PM


Originally Posted by xbox4414 (Post 6419561)
Last I heard PCMscan didn't log knock on the X though.... :confused:

Currently the only loggers that can log knock on the X is EcuTeks logger and Cobb Tunings logger.



Originally Posted by nj1266 (Post 6419563)
Good to know{thumbup} So the car runs leaner, but it runs more timing than stock due to lower load. Is that causing knock on untuned cars?

Yup and yes I have seen knock on untuned cars with mods, even 100% stock 10's, the usual. ;)

xbox4414 Dec 3, 2008 12:41 AM


Originally Posted by razorlab (Post 6419574)
Currently the only loggers that can log knock on the X is EcuTeks logger and Cobb Tunings logger.




Yup and yes I have seen knock on untuned cars with mods, even 100% stock 10's, the usual. ;)

So are u using Cobb's data logger too or are u not watching knock at the same time u are using PCMscan? Just curious how u tune for knock and all the other good stuff. :)

scheides Dec 4, 2008 08:56 AM


Originally Posted by MR Turco (Post 6412275)
Looking at them i am somewhat confused (godilovecablethrottles). what is the z axis? is it % of what you give the pedal. So if the map is 60% does that mean it will open the throttle by 60% of what the pedal is at? I know the STi will give greater throttle then what the pedal is at which feels a tad weird. So at part throttle it might give 10% more to make the car feel "peppier". Do you know if you can go over 100% in those cells?

Can someone explain the throttle tables a little further? What does changing the values actually accomplish? Does the ECU target the TPS selected based on the rpm/load it is currently seeing? If so, wtf does the actual pedal do!?!



Originally Posted by razorlab (Post 6419352)
P1235 is from hitting the airflow/torque limiters. You will be able to adjust that with the necessary tables.

So we will be able to get around the torque limiters for the MR then? Yay! Let's break some SST's :D :D :D

wickedchimp Dec 4, 2008 05:45 PM

Razorlab What a/f mixture are you targeting with the X? I think I recall seeing vivid racing running a little leaner than usual when they first started tuning the X.

drewgray Dec 4, 2008 06:36 PM

You truely do not need something that can log knock. If you follow the timing charts and then you see it jump down closer to the lower timing table.... you know it knocked. That is how mitsu has always did their knock acknowledgment by dropping timing.

mrfred Dec 4, 2008 08:39 PM


Originally Posted by drewgray (Post 6428424)
You truely do not need something that can log knock. If you follow the timing charts and then you see it jump down closer to the lower timing table.... you know it knocked. That is how mitsu has always did their knock acknowledgment by dropping timing.

Its better to be able to log knock.

SiC Dec 4, 2008 09:12 PM


Originally Posted by drewgray (Post 6428424)
You truely do not need something that can log knock. If you follow the timing charts and then you see it jump down closer to the lower timing table.... you know it knocked. That is how mitsu has always did their knock acknowledgment by dropping timing.

That is true but it's a little old school for the EvoX. There are other factors that can cause the EvoX ECU to pull timing besides knock.

MR Turco Dec 5, 2008 06:19 AM


Originally Posted by drewgray (Post 6428424)
You truely do not need something that can log knock. If you follow the timing charts and then you see it jump down closer to the lower timing table.... you know it knocked. That is how mitsu has always did their knock acknowledgment by dropping timing.

Thats how the subaru guys tune. It is a very archaic way of determining knock and if it pulls 1-2 degrees it may be interpolation. you also don't really know the severity of the knock.

drewgray Dec 5, 2008 06:53 AM

Well, yes. Of course, it is better to see exactly how much knock there is. I was just saying that by the use of interpolation you can SEE in the timing curve if it knocked or not and it is very possible to tune that way. And since evoscan isn't out yet and if you don't have access to the ecutek or cobb loggers you have no other way.

Mellon Racing Dec 5, 2008 07:10 AM

once upon a time I had no choice but to tune by watching the timing and NB02 good times :) this brings back memories


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