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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N57 / M57 Turbo Diesel Discussions - 335d > Transmission remap - Let's do it ourselves



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      02-24-2020, 05:15 PM   #2531
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Quote:
Originally Posted by MeMpHiSj View Post
good news, now we found some interesting switches
1. sport button switch (btw in alpina this is ON)
2. sport button functionality determination
Do you mind sharing? What was your technique finding these switches?
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      02-24-2020, 06:05 PM   #2532
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Quote:
Originally Posted by Mik325tds View Post
Do you mind sharing? What was your technique finding these switches?
simply comparing original binaries of 2TB and Alpina softwares, and analising theese differences. For finding specific settings we (me and mine friend) just copy data blocks one by one from 2tb to alpina and test it on a car.
So for example, yesterday i flashed my tranny about 15 times with different files.
Winmerge so usefull utility for do that job.
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      02-25-2020, 06:14 PM   #2533
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can any one here explain me the logic of shifting maps, used by TCU.
for example:
for 20% throttle map determine upshift at 2000 RPM
for 50% throttle map determine upshift at 3000 RPM
the question is how TCU calculate shifting RPM at 35% opened throttle, is it will be average value of 2500 RPM or? =)
also, it is not a problem to test this by myself with experimental map, but maybe some one know how it works? Understanting this will help for better tuning of shiftmaps.
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      02-26-2020, 07:45 PM   #2534
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Quote:
Originally Posted by MeMpHiSj View Post
can any one here explain me the logic of shifting maps, used by TCU.
for example:
for 20% throttle map determine upshift at 2000 RPM
for 50% throttle map determine upshift at 3000 RPM
the question is how TCU calculate shifting RPM at 35% opened throttle, is it will be average value of 2500 RPM or? =)
also, it is not a problem to test this by myself with experimental map, but maybe some one know how it works? Understanting this will help for better tuning of shiftmaps.
Please take a look at post #1331 of this thread and around these pages.
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      03-03-2020, 04:27 AM   #2535
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Hi. Who knows, how to correctly describe names maps of shiftpoints: A, HM, S, SA, SO, WL, TMS and etc .
Or maybe it can be seen somewhere?
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      03-11-2020, 07:03 PM   #2536
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Hi i need help for my car is x5 e53 3.0i. Original is GM A5S390R .I put gearbox from x3 e83 m57 235hp.2008. 0pa 7591972. 0da 7593317. Gearbox is work ok but max. RPM is 4.5k. How i change rpm up from 6.5k.I read all the posts but i didn't see anywhere how to write bin file and check sum correction. Read file from TCU_flash. very thanks for author.
I'm upload a file *.pdf to *.bin
Thank you for your replay.
Attached Images
File Type: pdf TCU_GKE195_7591972_0x00000_0xFFFFF.pdf (1.00 MB, 254 views)
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      03-12-2020, 03:16 PM   #2537
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Hi how is calculate checksum for 6hp28.
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      03-13-2020, 11:37 AM   #2538
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no one will help. XHP does not recognize the car and cannot buy a flash license
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      03-13-2020, 11:42 AM   #2539
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XHP
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      04-04-2020, 03:22 PM   #2540
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Thank you very much Rabane !
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      04-15-2020, 03:24 PM   #2541
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Quote:
Originally Posted by ronin22 View Post
Hi i need help for my car is x5 e53 3.0i. Original is GM A5S390R .I put gearbox from x3 e83 m57 235hp.2008. 0pa 7591972. 0da 7593317. Gearbox is work ok but max. RPM is 4.5k. How i change rpm up from 6.5k.I read all the posts but i didn't see anywhere how to write bin file and check sum correction. Read file from TCU_flash. very thanks for author.
I'm upload a file *.pdf to *.bin
Thank you for your replay.
hmm maybe i can remove rev limiter from ecu
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      04-15-2020, 06:04 PM   #2542
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Quote:
Originally Posted by IkaMac View Post
hmm maybe i can remove rev limiter from ecu
Thanks. i very map changed and this moment 5.1k rpm. after error engine rpm monitoring.
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      04-26-2020, 05:27 PM   #2543
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I fixed it guys. Thank you very much for your help. Now 6.7 k RPM. All helped so much that I have no words.😂😂😂
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      04-29-2020, 12:04 PM   #2544
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Quote:
Originally Posted by ronin22 View Post
I fixed it guys. Thank you very much for your help. Now 6.7 k RPM. All helped so much that I have no words.😂😂😂
Sorry, didn't mean not to help. Just didn't know the information you were looking for. If you care to help others it would be nice if you can post the information on which address the rev limiter can be found.
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      05-01-2020, 07:00 AM   #2545
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Quote:
Originally Posted by Mik325tds View Post
Sorry, didn't mean not to help. Just didn't know the information you were looking for. If you care to help others it would be nice if you can post the information on which address the rev limiter can be found.
Hi . i changed all the shift maps my gearbox recording a 5.1k rpm 4f70 error. Then i changed 37 addresses . i am not sure which ones for rev limiter. if you want on pm i can write. Sorry google translate.
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      05-01-2020, 03:04 PM   #2546
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Quote:
Originally Posted by ronin22 View Post
Hi . i changed all the shift maps my gearbox recording a 5.1k rpm 4f70 error. Then i changed 37 addresses . i am not sure which ones for rev limiter. if you want on pm i can write. Sorry google translate.
No worries. At the moment I have no reason to change the rev limiter. But if I do, I'll sure take you up on your offer. Thanks, mate!
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      05-10-2020, 09:07 AM   #2547
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hi guys! need a help, which parameters need to change for smooth downshift on 2>1 in sport mode?
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      05-11-2020, 03:45 PM   #2548
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Quote:
Originally Posted by MeMpHiSj View Post
hi guys! need a help, which parameters need to change for smooth downshift on 2>1 in sport mode?
In tunerpro there are maps that are not defined. Winols are easy to find.For example hs1<2 and hs2<3 pressure up shift map there is another map its the same 6x10.Мaybe it's down shift. .I'm not testing. Winols i found a lot of maps that are not in tunerpro.I don't know if this information will help you.
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      05-12-2020, 07:32 PM   #2549
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Quote:
Originally Posted by ronin22 View Post
In tunerpro there are maps that are not defined. Winols are easy to find.For example hs1<2 and hs2<3 pressure up shift map there is another map its the same 6x10.Мaybe it's down shift. .I'm not testing. Winols i found a lot of maps that are not in tunerpro.I don't know if this information will help you.
interesting, which damos you use?
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      05-13-2020, 10:32 AM   #2550
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Quote:
Originally Posted by MeMpHiSj View Post
interesting, which damos you use?
For winols damos I did it my way . I first transferred all the maps from tunerpro. Become clear the structure of the maps. After search for the other maps.
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      06-08-2020, 03:58 PM   #2551
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Guys, need your hints and expirience )
Which maps corrrespond to downshifting when need for fast acceleration on D from lower rpms?
For example when i smoothly drive on 3-rd gear on my 530d about 1300rpm and fast press throttle pedal to 100% then tranny didnt downshift to a 2 gear, and continued to slow acceleration from 3rd before turbo spinup.
Theese problem solved in xhp tunes. But present in original alpina software. I'm 100% know that it is not a shiftmaps. And seems that there is something not described in XDF, what i need.
Any suggestions? is it kickfast function?

Last edited by MeMpHiSj; 06-08-2020 at 07:37 PM..
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      06-13-2020, 10:04 AM   #2552
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Quote:
Originally Posted by MeMpHiSj View Post
Guys, need your hints and expirience )
Which maps corrrespond to downshifting when need for fast acceleration on D from lower rpms?
For example when i smoothly drive on 3-rd gear on my 530d about 1300rpm and fast press throttle pedal to 100% then tranny didnt downshift to a 2 gear, and continued to slow acceleration from 3rd before turbo spinup.
Theese problem solved in xhp tunes. But present in original alpina software. I'm 100% know that it is not a shiftmaps. And seems that there is something not described in XDF, what i need.
Any suggestions? is it kickfast function?
I always thought it was the last column on the shiftmaps that would generate the target gear when you have 100% throttle input. So you're suspecting there is a general switch that inhibits kickdown?
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