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Old Jul 2, 2004 | 10:20 AM
  #16  
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From: Virginia
Originally Posted by 93civEJ1
quit trying to change my mind on this, i was considering a flash
Get it, I just reset my ecu at lunch, drove it around and it feels better.
It does make sense about the power comming on smoother that you dont feel the jerkyness and pull of the stock maps.
I do admit the topend does feel better even at sock boost levels
-ie taper
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Old Jul 2, 2004 | 11:27 AM
  #17  
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From: 2003 Evo VIII - Silver
BTW - I am assuming that this

"Before I go on to my findings
My car has a turboback, HKS intake and the flash for 93 octane.
I have a halmann but did not istall it cuz I am waiting for my boost gauge to get in."

means that you are running about on the factory boost ??????

Please realize that your tune is calaibrated to run on 20.5 peak boost ith a slow taper down to 19 at red line

Unless you intsall the boost controller - you are not running the tune in the right load zones
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Old Jul 2, 2004 | 11:42 AM
  #18  
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From: TN
if we do have a boost controller, will the boost setting be bypassed on the flash? or do you just not flash the ecu for boost when you have an MBC?
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Old Jul 2, 2004 | 11:45 AM
  #19  
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From: 2003 Evo VIII - Silver
Originally Posted by 93civEJ1
if we do have a boost controller, will the boost setting be bypassed on the flash? or do you just not flash the ecu for boost when you have an MBC?
??? Please clarify
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Old Jul 2, 2004 | 12:17 PM
  #20  
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From: TPA
Once you add an MBC or EBC the ECU no longer controls boost. So you either use the stock boost controller; which the ECU controls. Or, you get a boost controller and disconnect the factory controller.
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Old Jul 2, 2004 | 12:23 PM
  #21  
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From: TN
Originally Posted by siantjab
Once you add an MBC or EBC the ECU no longer controls boost. So you either use the stock boost controller; which the ECU controls. Or, you get a boost controller and disconnect the factory controller.

yeah i know that much, im just asking if even if we have a MBC or not, does he still flash the ecu for boost control anyway. I am running the Hallman PRO RX, and was just curious if he would still flash the ecu for boost controll even though it wont do anything at that point.?
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Old Jul 2, 2004 | 12:28 PM
  #22  
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From: StVa
I simply compared my car to my brother's WRX each step of my upgrade. Stock, we were surprisingly close (I won, but not by a lot). After adding exhaust, I pulled on him pretty well. After adding boost control and custom Dynoflash, I walked away from him like he wasn't even moving.

Another way of noticing was on the highway. I accelerate to pass somebody, and come up so fast on the other cars in front that I have to brake hard. Yet it doesn't even feel like I'm going THAT fast. It really is smooth power, more like you'd feel in a big block luxury car.
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Old Jul 2, 2004 | 12:32 PM
  #23  
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From: TPA
Originally Posted by 93civEJ1
yeah i know that much, im just asking if even if we have a MBC or not, does he still flash the ecu for boost control anyway. I am running the Hallman PRO RX, and was just curious if he would still flash the ecu for boost controll even though it wont do anything at that point.?
My apologies; wasn't trying to imply anything. Just trying to help out.
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Old Jul 2, 2004 | 01:20 PM
  #24  
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From: Virginia
Originally Posted by DynoFlash
BTW - I am assuming that this

"Before I go on to my findings
My car has a turboback, HKS intake and the flash for 93 octane.
I have a halmann but did not istall it cuz I am waiting for my boost gauge to get in."

means that you are running about on the factory boost ??????

Please realize that your tune is calaibrated to run on 20.5 peak boost ith a slow taper down to 19 at red line

Unless you intsall the boost controller - you are not running the tune in the right load zones
No I am not running a controller....but ASSUMING the ecu runs on a 16x16 map (or greater) X axis is rpm and Y axis is boost or TPS referenced.

Then you tune thru the entire rev range and (tps load or boost) range, to basically have partiall throttle and partial boost tuned as well as WOT and full boost. Or do you just tune the entire rev range at a specified boost referenced cell say 19-21psi and dont touch the rest?

Sorry for all these questions but I have some experience tuning some managment systems and wanted to clarify this. Because if the flash is just tuning 19psi and above then yeah....I will feel little difference since I am not in the proper cell zones on the map. And once I rasie the boost then I will be in the modified areas of the map and reap the benfits of the altered timing and fuel curves.

Last edited by chapter8; Jul 2, 2004 at 01:22 PM.
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Old Jul 2, 2004 | 01:30 PM
  #25  
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From: Virginia
I would imagine however that you manipulate most of the cells in the map since I feel a smoothnes in the power band at WOT and partial throttle through out the rev range.
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Old Jul 2, 2004 | 01:35 PM
  #26  
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From: Carson
im pretty interested in the boost tapering effects that the dynoflash eliminates
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Old Jul 2, 2004 | 04:04 PM
  #27  
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From: 39.800N 76.983W
Originally Posted by RalliArtPnoi
im pretty interested in the boost tapering effects that the dynoflash eliminates
It doesn't eliminate the boost taper it just delays it, but not by much. The only way to get rid of it is to install a boost controller
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Old Jul 2, 2004 | 04:20 PM
  #28  
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From: 2003 Evo VIII - Silver
Originally Posted by 93civEJ1
yeah i know that much, im just asking if even if we have a MBC or not, does he still flash the ecu for boost control anyway. I am running the Hallman PRO RX, and was just curious if he would still flash the ecu for boost controll even though it wont do anything at that point.?
we put the boost taper reducer flash part in every reflash we do - regardless if its for a MBC or not - if that answers your question
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Old Jul 2, 2004 | 04:26 PM
  #29  
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From: 2003 Evo VIII - Silver
Originally Posted by chapter8
No I am not running a controller....but ASSUMING the ecu runs on a 16x16 map (or greater) X axis is rpm and Y axis is boost or TPS referenced.

Then you tune thru the entire rev range and (tps load or boost) range, to basically have partiall throttle and partial boost tuned as well as WOT and full boost. Or do you just tune the entire rev range at a specified boost referenced cell say 19-21psi and dont touch the rest?

Sorry for all these questions but I have some experience tuning some managment systems and wanted to clarify this. Because if the flash is just tuning 19psi and above then yeah....I will feel little difference since I am not in the proper cell zones on the map. And once I rasie the boost then I will be in the modified areas of the map and reap the benfits of the altered timing and fuel curves.
If you are running stock boost - you are prob running LESS load than waht we tune the HKS RS and the rest of your mods at. Therefore, the ign timing and a/f targets you are hitting at full throttle / full load / will be areas we have assigned to partial load assuming a booot controller

The way it works - you will prob be 1 - 2 full rows higher up on the load reference until you put in the boost controller

We tune the entire map of fuel and ignition - however - we tune it assuming you are running X of boost at full load

Although the car will still run well at lower boost points - obviously it will not achive full power output if we have it tuned specifically for 20.5 psi

Not only is the tuning slightly off - but since you have less boost at high rpms you will have less power

WE do have different tunes for guys with stock boost and the RS intake - I was just conparing them and there is significant variations
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Old Jul 2, 2004 | 10:06 PM
  #30  
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From: Virginia
Originally Posted by DynoFlash
If you are running stock boost - you are prob running LESS load than waht we tune the HKS RS and the rest of your mods at. Therefore, the ign timing and a/f targets you are hitting at full throttle / full load / will be areas we have assigned to partial load assuming a booot controller

The way it works - you will prob be 1 - 2 full rows higher up on the load reference until you put in the boost controller

We tune the entire map of fuel and ignition - however - we tune it assuming you are running X of boost at full load

Although the car will still run well at lower boost points - obviously it will not achive full power output if we have it tuned specifically for 20.5 psi

Not only is the tuning slightly off - but since you have less boost at high rpms you will have less power

WE do have different tunes for guys with stock boost and the RS intake - I was just conparing them and there is significant variations
Ohh thanks I got ya
I appreciate the great customer service and am looking foward to feel the full effect of my flash when I intsall my MBC.
Thanks!
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