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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine / Drivetrain / Exhaust Modifications - 335i > AE /// Official GIAC Stage 1 N54 FLASH Introduction, Review, Info, and Q&A Thread



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      07-24-2009, 05:29 PM   #23
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Quote:
Originally Posted by Autobahn335i View Post
+1 I really hope their european dealer(s) will be able to do the flash. I NEED this

no need to hope, we have international dealers beta testing the software.
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      07-24-2009, 05:31 PM   #24
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Originally Posted by joec500 View Post
Shouldn't ANY GIAC dealer be able to flash customer's cars, or is there special hardware requirements?
English please I don't speak Chinese!
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      07-24-2009, 05:37 PM   #25
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looks good. Not enough power for me YET. Cant wait for Stage 2 and 2+. Hope its priced fair.
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      07-24-2009, 05:39 PM   #26
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Quote:
Originally Posted by stillclaimndp View Post
English please I don't speak Chinese!
HA!!! Get outta here troll

P.S. Why do you have a picture of MY car in your sig....Also it looks WAAY better now
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      07-24-2009, 05:43 PM   #27
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Quote:
Originally Posted by Austin@GIAC View Post
no need to hope, we have international dealers beta testing the software.
Awesome
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      07-24-2009, 05:44 PM   #28
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Hi Guys,

Congrats! I've done some work on hardware engineering in the past and reversing a pseudo-blackbox is pretty tough stuff (no longer my cup of tea).

I do have a couple observations:
#1 - Peak Horsepower on the Mustang Dyno is at 6300 rpm
#2 - Peak Horsepower on the Dynojet is at around 5700 rpm (due to jumpiness)
#3 - I've seen the jumpy dyno plots in the past (with my other cars/dynos)

It might be splitting hairs, but in my mind the dynojet peak horsepower should be pulled from the 6300rpm range of the graph (smooth over the bumpiness and/or use the reading at the same rpm from the Mustang), but with me eyeballing it turns out to be 365whp-ish, not necessarily the 375-379whp

Would that be fair to say?

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      07-24-2009, 05:52 PM   #29
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Quote:
Originally Posted by joec500 View Post
HA!!! Get outta here troll

P.S. Why do you have a picture of MY car in your sig....Also it looks WAAY better now
Oh yeah, I just keep adding to that same Avatar... that beautiful vehicle brought me here I think it will stay ha!

P.S. I was expecting a joke about speaking Hebrew or something...
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      07-24-2009, 05:56 PM   #30
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Quote:
Originally Posted by StartupJunkie View Post
Hi Guys,

Congrats! I've done some work on hardware engineering in the past and reversing a pseudo-blackbox is pretty tough stuff (no longer my cup of tea).

I do have a couple observations:
#1 - Peak Horsepower on the Mustang Dyno is at 6300 rpm
#2 - Peak Horsepower on the Dynojet is at around 5700 rpm (due to jumpiness)
#3 - I've seen the jumpy dyno plots in the past (with my other cars/dynos)

It might be splitting hairs, but in my mind the dynojet peak horsepower should be pulled from the 6300rpm range of the graph (smooth over the bumpiness and/or use the reading at the same rpm from the Mustang), but with me eyeballing it turns out to be 365whp-ish, not necessarily the 375-379whp

Would that be fair to say?

Junk
I was thinking the same thing, the real peak (without the bumps) is around 370. Even at 365 that is awesome for 13.7 psi, no DP's, no FMIC, and 91 octane. I can't wait to see Stage 2 with 93 octane because if I got it, that is what I would get. I want to run closer (but UNDER) 15 psi on my car.
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      07-24-2009, 05:58 PM   #31
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Quote:
Originally Posted by stillclaimndp View Post
Oh yeah, I just keep adding to that same Avatar... that beautiful vehicle brought me here I think it will stay ha!

P.S. I was expecting a joke about speaking Hebrew or something...
Nah...I already feel bad for you guys....I hear you're hung like an elevator button.
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      07-24-2009, 06:07 PM   #32
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Nick, being that you are my next city neighbor, will you offer some sort of scene where people who want to be flashed to stock for dealer visits then reflashed on the way back home to diamond bar?? ^_^ Obviously I wouldnt expect a reflash to be free.....but Id be willing to pay something to be able to go into the dealer fully stock (tune wise).
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      07-24-2009, 06:09 PM   #33
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Quote:
Originally Posted by Zeph View Post
I was thinking the same thing, the real peak (without the bumps) is around 370. Even at 365 that is awesome for 13.7 psi, no DP's, no FMIC, and 91 octane. I can't wait to see Stage 2 with 93 octane because if I got it, that is what I would get. I want to run closer (but UNDER) 15 psi on my car.
+1 but my magic number is under 16 psi. i believe thats a safe number to be at. My personal beliefs. Please no one start bashing saying im nuts or they cant wait to see my engine blow up. etc.
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      07-24-2009, 06:41 PM   #34
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Quote:
Originally Posted by Psylight View Post
Nick, being that you are my next city neighbor, will you offer some sort of scene where people who want to be flashed to stock for dealer visits then reflashed on the way back home to diamond bar?? ^_^ Obviously I wouldnt expect a reflash to be free.....but Id be willing to pay something to be able to go into the dealer fully stock (tune wise).
I second that!! Im in Diamond bar also..
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      07-24-2009, 06:43 PM   #35
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Quote:
Originally Posted by Psylight View Post
Nick, being that you are my next city neighbor, will you offer some sort of scene where people who want to be flashed to stock for dealer visits then reflashed on the way back home to diamond bar?? ^_^ Obviously I wouldnt expect a reflash to be free.....but Id be willing to pay something to be able to go into the dealer fully stock (tune wise).
This is definitely something our dealers can offer.
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      07-24-2009, 06:45 PM   #36
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Nice writeup nick!
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      07-24-2009, 06:46 PM   #37
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Quote:
Originally Posted by Austin@GIAC View Post
We simply require that they have a proper scan tool for diagnostics and code clearing (after the flash). All GIAC dealers have he necessary tools from us to flash the cars now. We will be setting them up with the BMW flashing suites in the very near future.

For the few that do not live near a GIAC dealer, remote flashing of the DME will be available.

Great writeup Nick! Thanks for the feedback!
Austin,

will the initial flash process come with a backup of the current data --
to reload stock parameters?
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      07-24-2009, 06:53 PM   #38
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Quote:
Originally Posted by shifterboy45 View Post
Austin,

will the initial flash process come with a backup of the current data --
to reload stock parameters?
I am not sure what you mean by "come with." Currently, we are taking full reads on all DMEs that we create software for so that we have the ability to flash all cars back to OEM stock. We keep this information here on file, though.
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      07-24-2009, 07:01 PM   #39
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Funny, another flash under 14psi...
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      07-24-2009, 07:10 PM   #40
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Quote:
Originally Posted by SouthCali335 View Post
Funny, another flash under 14psi...
We can run as much boost as we'd like. Stage 1 software is for cars that utilize factory intercooling. More boost with a factory intercooler results in unreasonably high intake air temperatures. As noted, stage 2 will be for cars with upgraded intercooling.
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      07-24-2009, 07:24 PM   #41
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Quote:
*The flash is diagnostically invisible. All checksums add up and the flashcounter is reset so that it is not detectable. The flash does not leave behind any hard codes or ghost codes that could potentially lead to detection either.
We need to get a mole inside BMW to tell us exactly what "diagnostically invisible" means. It would be nice to know exactly what their capabilities are....
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      07-24-2009, 07:26 PM   #42
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i absolutely cannot wait for the stage 2 and 2+ numbers....
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      07-24-2009, 07:26 PM   #43
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Quote:
We can run as much boost as we'd like. Stage 1 software is for cars that utilize factory intercooling. More boost with a factory intercooler results in unreasonably high intake air temperatures. As noted, stage 2 will be for cars with upgraded intercooling.
Will there be a stage 3 for cars with DPs?
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      07-24-2009, 07:27 PM   #44
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Quote:
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Will there be a stage 3 for cars with DPs?
stage 2+
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