MP3, MSP and P5 Engine Management solution

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Last question from me,
Nick, what are the advantages of recerculating? Cause for me i would have to add another valve to do that and I don't want to weld a nipple on. I'm asking because with your parallel system i could vent and not stall, but I noticed on your EVO project you actually are still recercullating.
What are the advantages, and are they worth it for me to add a nipple to my hardpipes.

Thanks,
Vik.
 
ViksMSP said:
Last question from me,
Nick, what are the advantages of recerculating? Cause for me i would have to add another valve to do that and I don't want to weld a nipple on. I'm asking because with your parallel system i could vent and not stall, but I noticed on your EVO project you actually are still recercullating.
What are the advantages, and are they worth it for me to add a nipple to my hardpipes.

Thanks,
Vik.
Well the reason we recirculated on the EVO was to market the kit to those as a bolt on with the stock MAF. Not all the EMS solutions out for the car will fix the stalling issue. After all it is actually an organized leak.
The other eason is I like to recirculate the BOV to keep the turbo preloaded. It will keep it spooled between shifts. Some have varying opinion on this matter though. You can run any type of valve you like.
 
Mazdaspeedgirl said:
Holy JEEZ! I just read through all 22 pages and have to say I am VERY happy to find out about this EMS, especially since Greg and I decided today that we are going to turbo the P5.

Congrats on your success (and you patience) and we will definately buy one. (thumb)
Thanks Diane. It is always nice to hear from you.
 
perfworks said:
Well the reason we recirculated on the EVO was to market the kit to those as a bolt on with the stock MAF. Not all the EMS solutions out for the car will fix the stalling issue. After all it is actually an organized leak.
The other eason is I like to recirculate the BOV to keep the turbo preloaded. It will keep it spooled between shifts. Some have varying opinion on this matter though. You can run any type of valve you like.

and that is very true...venting to the atmosphere will spool down the turbo a bit more than recirculating, I have tested it, and you can feel the difference; between shifts (when venting), the turbo takes a bit to spool up again, the difference is very minimal, but if you are like me, that baby the trans and shift slow, shifting will not be so smooth than when recirculating.
 
I have a quick question about the traction control mode. Will this be a traction control system like those in BMW's, and Nissan Skyline's that keep you driving straight when your car tries to go sideways? If so, are there gonna be sensors on all 4 wheels that monitor slippage...?....Or do you mean Launch Control? If so, I can understand that...
 
LinuxRacr said:
I have a quick question about the traction control mode. Will this be a traction control system like those in BMW's, and Nissan Skyline's that keep you driving straight when your car tries to go sideways? If so, are there gonna be sensors on all 4 wheels that monitor slippage...?....Or do you mean Launch Control? If so, I can understand that...

Interested to hear the answer, but I read that as a stability control versus traction control. I would think the AEM would be more along the lines of a launch control based up on how he described it earlier. To monitor all four wheels would be a challenge. . .especially on a non-ABS car, but that is a whole different story.
 
I believe he answered this earlier....it would have a base line map of what wheel spin looks like. Once the AEM sees that map under driving condition it will cut engine power to maintain traction. I believe this is what Nick told me. Don't take my word for it until he replies.
 
Another question heheheh:

Is there a map to just spool up the turbo before launching? I mean, like, reving up to 3krpms and have at least 5-6 psi there in neutral.
 
igdrasil said:
Another question heheheh:

Is there a map to just spool up the turbo before launching? I mean, like, reving up to 3krpms and have at least 5-6 psi there in neutral.


hehe you mean "stutterbox" it be good for the guys at the track with sliks/drag tires :D
 
LinuxRacr said:
I have a quick question about the traction control mode. Will this be a traction control system like those in BMW's, and Nissan Skyline's that keep you driving straight when your car tries to go sideways? If so, are there gonna be sensors on all 4 wheels that monitor slippage...?....Or do you mean Launch Control? If so, I can understand that...
The AEM has the ability to do TRACTION control in various ways. We have not explored the option yet for the vehicle. When we do I will post more about it.
BUT if you want some of the advantages you speak of there is a way. We can set up a ring package for the inner hub or axle. That way we can monitor all four wheels and adjust the power wheels.
I staed previously in the other pages that this will be explored by summer time. Right now we will continue to R&D for performance and reliability. We want the customer to have the best option possible. That is what we care about.
 
Turbo Matty P said:
I believe he answered this earlier....it would have a base line map of what wheel spin looks like. Once the AEM sees that map under driving condition it will cut engine power to maintain traction. I believe this is what Nick told me. Don't take my word for it until he replies.
That is a basic explanation. It is a little more involeved than this of this particular vehilce. BUT as matty stated earlier we will get into this a little later in the season.
 
igdrasil said:
Another question heheheh:

Is there a map to just spool up the turbo before launching? I mean, like, reving up to 3krpms and have at least 5-6 psi there in neutral.
There is an option thru nitrous control for this but it hasn't been explored by us. We are focusing on bring the most powerful and balanced EMS to the market for you guys with all the basic functions in tact and reliable. AFTER that we will upgrade all the software free of charge every time we R&D a new feature for our customers. If it involves any hardware we will work out a deal with them to supply the unit at a discount for existing customers. That way they can take advantage of the same items new customers will have standard.
There are so many options that we havent even touched upon with this unit. I will get into it though when we finish up our R&D in a timely manner. THE unit will be fully upgradable at no extra charge to the consumer. EVERYTHING it can do in standalone or race version will be available with the Parallel unit. That way the value is even better.
WE are absorbing the costs of R&D and the harnesses involved.
 
What are the a/f ratios like in the new map? My car is in the dealership again for getting 16 mpg and running like s***. Black soot on the rear bumper and they are claiming "oxygenated fuel." I don't want to trade in the car, but will I see an improvement with this setup for everday driving? Or are these maps just for the constant tuner guys? I will stay very low on the mod totem pole, exhaust, maybe FMI. I don't want to have starting issues, temp and humidity issues or anything else that I would have to change. i just want to be able to drive the car every day.

thanks,

Britt
 
122 Vega said:
What are the a/f ratios like in the new map? My car is in the dealership again for getting 16 mpg and running like s***. Black soot on the rear bumper and they are claiming "oxygenated fuel." I don't want to trade in the car, but will I see an improvement with this setup for everday driving? Or are these maps just for the constant tuner guys? I will stay very low on the mod totem pole, exhaust, maybe FMI. I don't want to have starting issues, temp and humidity issues or anything else that I would have to change. i just want to be able to drive the car every day.

thanks,

Britt
The car will remain efficient until you are in boost. Let me clarify this so as to not cause confusion. While cruising the vehicle will be hitting Stioch ratios of 14.7:1. It will consistently monitor in closed loop and run that ratio so as to keep you fuel efficient and reliable. When under boost we run a slew of different A/F ratios, depending on many factors. This all will come together nicley as a package. We will evaluate your induction, exhaust and power scheme. Typically we would like to keep you as lean as possible as to not loose power BUT not to allow detonation. For example a nice 13:1 is optimal for the street but sometimes you cant get away with it on the various types and quality of fuel that is present across the nation. So in reality we would be in the mid 12's. Our ACTIVE knock retard system will also allow you to have a sense of security just incase that bad tank of gas arrises.
 
I think you may have mentioned this before, but just to clarify, when you say active knock retard system, your engine management does everything that a J&S safeguard would do for me?

There is no advantage to actually using a J&S in tandem with this?

Thanks!

PS Add me to the list Nick and contact me when you are good to go, I want to talk pricing on EMS, Internals, the whole shebang and see if I can afford it.
 
jrodhotrod said:
I think you may have mentioned this before, but just to clarify, when you say active knock retard system, your engine management does everything that a J&S safeguard would do for me?

There is no advantage to actually using a J&S in tandem with this?

Thanks!

PS Add me to the list Nick and contact me when you are good to go, I want to talk pricing on EMS, Internals, the whole shebang and see if I can afford it.
The J&S is a great unit. BUT this system works differently. We can add fuel take away timing or both to compensate for detonation. It is active and sensitive. We control the amount of decay and effect it will have overall. It will retard timing at different intervals. It has unlimited points in which to monitor and adjust. Not just under boost. But across the entire RPM, and load range.
I can retard at any point or points at one time, cylinder etc.
It will be completely adjustable for the performance enthusiast. Some shut the feature off when they are racing or at the dyno. They want to squeeze all the available power they can from the car at those points. It is very flexible.
Ask away. There is no reason why I can't go over things again for those who missed it earlier. Its not easy to go thru all these pages.
 
what did we decide about 2 different maps that can be switched on the fly for street driving and then for nitrous at the track? I have a WOT activated nitrous system and would need something different for it than I would for my everyday driving.
 
Turbo Matty P said:
what did we decide about 2 different maps that can be switched on the fly for street driving and then for nitrous at the track? I have a WOT activated nitrous system and would need something different for it than I would for my everyday driving.
We will be working on incorporating the item. I have to set a configurable input for this. I will be working on it.
 
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