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BMW 3-Series (E90 E92) Forum
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Converting N52 2 stage manifold into 3 stage.
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05-28-2021, 05:04 AM | #89 |
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Success (mostly)
Ok, so as far as I can tell, I have a working 325i tune flashed.
Downloaded tunes for the EUR 323i, EUR 325i, USA 328i and EUR 330i, all for MSV80 HW#7602220. Wrote a script to compare the files looking for a byte that could be the powerclass. I struggled for a while, as I thought EUR 325i was powerclass 1, but apparently it's powerclass 2. Found what seems to be the powerclass byte at 0x2191; in 323i it's 0, 328i 1, and 325i/330i both 2. Edited the byte to 0 in the 325i bin, then uploaded to Bimmerlabs account to convert to 0da. Apparently, this corrects the signature at the end of the file, because it flashed ok. Edit: for the newer HW#8613000, the powerclass byte is instead at 0x26BA. Values for 323/325/328/330i are unchanged. 2FA4 is gone, and the car seems to make a little more power than before. I've got two codes left: one for DISA #2 being missing (I haven't installed it yet), and one 2FA3 (coding missing). There are a few threads on here talking about 2FA3, and the consensus seems to be that it's harmless and doesn't affect performance. I'd rather fix it, though. I tried default coding the DME with NCS Expert, but this failed, with error "COAPI-2000: Fehler in EDIABAS oder in SG-Beschreibungsdatei API-0014: Ergebnis nicht vorhanden MSV80". Found a Russian forum thread which seems to suggest this is caused by some sort of region mismatch between the VO and the ECU firmware. This makes sense, as I've got an Australian vehicle, to which I've flashed the Bimmerlabs 328i RSA delete firmware (which presumably is for US vehicles). I suspect I'll need an RSA delete firmware for EUR vehicles, which doesn't seem to be available right now. Is this mismatch going to cause any performance issues? Edit: 2FA3 was fixed after programming with ISTA-P Seeing as the tune is working, I'll attach my powerclass-edited 325i tune here. To use it:
Last edited by cheerio; 11-11-2021 at 10:12 PM.. |
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05-28-2021, 05:26 AM | #90 |
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Drives: 2007 E91 323i M-Sport
Join Date: Jun 2019
Location: Brisbane, Australia
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Nice work mate. Thanks.
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06-17-2021, 06:29 PM | #91 | |
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06-22-2021, 07:56 AM | #92 |
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Well, it seems like the DME update to 325i was successful but my auto 323i still shifts at 6.5k rpm.
I'm guessing that the actual rev limit and shift timing are two different parameter, on DME and TCU accordingly. My 323i came with infamous GM trans so guessing there aren't much I can do about it, but wanna know if anyone has possible solutions for the situation. I already updated the TCU to ZB 7578269. |
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06-22-2021, 08:02 AM | #93 | |
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06-22-2021, 09:44 AM | #94 | |
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My 323i currently runs on HW# 7576679A.0pa ZB#7578269.0da 328i got HW# 7568553A.0pa ZB#7585087.0da |
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06-22-2021, 10:14 AM | #95 | |
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I simply re-flashed ZB#7578269.0da. How can I get around it? |
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06-22-2021, 11:58 AM | #96 |
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To flash my transmission, I edited the model code in the VO from 323i (PG76) to 325i (PH12), then ran ISTA-P in expert mode, ignoring the requests to replace some modules.
Took quite a while, and needed to reflash the ECU tune after, but it worked. |
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06-22-2021, 02:23 PM | #97 |
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Do you have the ZF or GM trans in yours? I still haven't flashed mine. I have an ICOM now so will be doing it soon.
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06-23-2021, 12:31 AM | #98 |
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is there any detailed instructions on it?
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06-29-2021, 05:26 AM | #99 | |
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There's probably some straightforward way to do the flash in WinKFP, but I couldn't figure that out. Assuming you have a working ISTA-P install, here are the approximate steps I went through: 0. First you will need to edit your VO, so when ISTA-P reads it, it will think you have a 325i. There's some VO editing guides on e90post already. Use RealOEM to find the model code for your car, and the model code for the car you want to edit it to. In my case (323i/325i/Australia), this was PG76 (323i) and PH12 (325i). So I just needed to remove $PG76 from my VO and replace it with $PH12. 1. Once VO editing is done and written to vehicle, start up ISTA-P, connect to vehicle, select "exclude modules" (this will avoid flashing the head unit) 2. ISTA-P will complain about some modules needing replacement (I assume they're different between 323i and 325i). I just checked the boxes telling ISTA-P that I'd already replaced these modules, and then ended the operation. 3. Restarted the ISTA-P session, resumed the previous saved session, and used expert mode to edit the action plan. Just made sure that the EGS was getting flashed. Then ran the action plan. 4. Car should now be back in limp mode, because the unedited 325i tune has been flashed by ISTA-P. I just ran the Bimmerlabs flash script for my edited tune again, and all was working. |
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07-08-2021, 03:14 PM | #101 |
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07-08-2021, 11:00 PM | #102 | |
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07-08-2021, 11:03 PM | #103 |
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K+DCAN cable is fine for ISTA-P, you just need an ICOM emulator that runs on the computer. It’s included with (earlier versions of?) the launcher that everyone seems to use
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09-30-2021, 03:19 AM | #105 | |
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Can you help me?
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Sir: My E90 323i vin-ND15894, when I log in to BimmerLabs I only find an RSA deleted, and a tune HW#-Program(7577968A.0pa.zip) ZB#-Tune(7581286 (S7581285.0da.zip / S7581285. 0da / S7581285.0da.bin) First execute RSA, and then flash 7577968A.0pa.zip? Is this to increase the power of the 323i engine? THX OR anyone can help |
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09-30-2021, 08:54 PM | #106 | |
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What you want is a 325I (ER version with the 2.5 engine) tune running about 160KW. I'm pretty sure this is requires a 3 stage manifold installed in your car. Also, I'm having a really rough time located a standard calibration file for that car assume is a VB12 but I keep hitting dead ends in the Daten folder. Maybe just to tired but I keep pulling ZB numbers in the history file that don't exist in the Dat file. By chance, do you have a Vin number for a 325 EU with the 2.5 liter N52? |
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10-01-2021, 03:31 AM | #107 | |
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THX Colonel
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To find an EU 325iVIN? OK I'll Reply here give to you and help me solve my problem,I have installed 3 stage manifold installed. and I don't know Bimmerlabs show ( HW#-Program(7577968A.0pa.zip) ZB#-Tune(7581286 (S7581285.0da.zip / S7581285. 0da / S7581285.0da.bin) What program is this? Last edited by dindf; 10-01-2021 at 03:46 AM.. Reason: THX rjahl really |
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10-01-2021, 04:17 AM | #108 |
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To rjahl: Sir I have two sets of EU VIN, I hope you can find a suitable tune and help me, thank you very much
1.WBAVB16010NE50188 (2006.05 in Japan ) N52 2.WBAVB16070NB27795 (2006.01 in Japan ) N52 Last edited by dindf; 10-01-2021 at 05:55 AM.. |
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10-01-2021, 01:41 PM | #109 | |
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Last edited by F31B48; 10-01-2021 at 02:02 PM.. |
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10-01-2021, 06:37 PM | #110 | |
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Attached is the Bimmerlabs ZIP file with the modified 325EU tune. Powerclass set to 0. This should run on an unlocked MSV70 controlling the 2.5 Liter N52 323 EU. |
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