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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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      04-26-2017, 11:48 AM   #2311
Deftronix
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Quote:
Originally Posted by 335dsleeper View Post
Any update on the 35d TCU flash?

Thanks.
Yes, I would like to know as well.
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      04-26-2017, 03:38 PM   #2312
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Quote:
Originally Posted by RBT-Tuning View Post
The maps will go online in a few hours in public beta state. As both the platform (5-Series, from the 535i Beta) and the Engine/Transmission combination (M57/6HP28) are already tested, theres no need for a closed beta.
Ahh sorry, thought it was a closed beta.
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      04-29-2017, 05:33 PM   #2313
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Hello,

I used ols from this forum to compare I suppose (from this ols) alpine with stock e91 330xd lci 245ps

These 2 maps are for me interesting (with A - alpine, D - mentioned diesel)
Map1: 498/585 is torq??? and 4000-7000 is RPM??? .. values requested pressure (where? if I increase it,, reduce slip in converter?)

Map2: 0,1,2,3,4,5 - gears? values???? - what will happen if I add +20%?

I would like to reduce slip in converter and also change the point when TCU switch off lockup
br,
Przemek
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      04-29-2017, 08:58 PM   #2314
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Quote:
Originally Posted by przemek4net View Post
These 2 maps are for me interesting (with A - alpine, D - mentioned diesel)
Map1: 498/585 is torq??? and 4000-7000 is RPM??? .. values requested pressure (where? if I increase it,, reduce slip in converter?)
I believe that's main system pressure target based on current torque output.

Quote:
Originally Posted by przemek4net View Post
Map2: 0,1,2,3,4,5 - gears? values???? - what will happen if I add +20%?
It looks like one of many torque limiters that is just set very high and out of the way for the Alpina calibration. It might come in handy for Diesel owners with the 6HP26 though.

Quote:
Originally Posted by przemek4net View Post
I would like to reduce slip in converter and also change the point when TCU switch off lockup
These tables are in the public XDF in the "TCC" folder.
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      04-30-2017, 03:41 AM   #2315
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Hi,
thanks 4 answer
TCC "warm" for 1st and 5th + divided by gear1/gear5 ration

Im not sure how it works - could y pls explain how it works?

0: Start of Open -> Closed
2: End of Open -> Closed

3: Start of Closed -> Open
1: End of Closed -> Open

That is for lockup or only for sliping
br,
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      05-03-2017, 06:07 PM   #2316
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Quote:
Originally Posted by RBT-Tuning View Post
May someone here with an LCI 535d like to help out?

If I get a full read-out from one of these cars today, we can add them to the next release in one sweep with the 535i cars.

Just shoot me a PM!

thx!
I can help you with how many tests you want. I have LCi Sport Automatic Transmission.
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      05-03-2017, 08:05 PM   #2317
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Quote:
Originally Posted by przemek4net View Post
Hi,
thanks 4 answer
TCC "warm" for 1st and 5th + divided by gear1/gear5 ration

Im not sure how it works - could y pls explain how it works?

0: Start of Open -> Closed
2: End of Open -> Closed

3: Start of Closed -> Open
1: End of Closed -> Open

That is for lockup or only for sliping
br,
Przemek
There are 3 states:
Open
Regulated Slip
Closed
With any state there is an on and off curve and they overlap to avoid any "nervous" state transitions. So, 3 states separated by 2 boundaries, defined by on the off curves. - just like the shift maps.
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      05-03-2017, 11:39 PM   #2318
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Quote:
Originally Posted by Deftronix View Post
Yes, I would like to know as well.
me 3. X5D trans is sooooo sloppy.
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      05-04-2017, 06:39 AM   #2319
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Originally Posted by Justin@MHD View Post
definitely not appreciated considering you didn't buy anything. you donated a portion of the cost that i foot the bill for. had i known you were simply going to turn around and give it to everyone i would have donated instead footing the entire bill. Moreso principal than cost.

Definitely won't be doing that again. Good luck gents.
I was not going to respond to this, but I don't like when the facts get twisted. If I have to give money in order to get something, it is not a donation. I, on the other hand, did donate to the community. No one had to pay me a penny, unlike our transaction. So, there is the principal in action.

Certainly, have no problem with folks trying to make a buck. I really did appreciate that you were willing to broker a deal, as I was willing to pay the original cost. As everyone can see from your post, you did not end up "footing the entire bill". Besides me, you should have also gotten a donation from at least one other party. My issue was when I had to remind you that I gave the "donation", because no files came my way. To your credit, you promptly responded.

If you understand intellectual property law, then you know 1) if you sell your intellectual property you give up your right to it. 2) if you license your intellectual property, then you can retain some measure of control. 3) if you register your intellectual property, i.e. patents, it maybe available for individual personal use, but cannot be used for commercial uses without expressed permission.

Since none of the above apply in this case, you were providing a delivery service. To that I say thank you for your service. You set the price and I agreed to it. Clearly, there was an assumption on what I would be doing with the file. Since we worked through a 3rd party, communication was not direct, nor it appears, clear. When I said that some won't be happy with my actions I did not anticipate it would be you. Rather, I was thinking about who you bought the info from and then proceeded to undercut their price. I essentially did the same (free being the lowest price), but I should have realized you might not recognize the parallel.

In order to set this straight, if I do end up providing custom tunes as many have requested, I will ask that they also "donate" to you, so that you suffer no losses and I will shoulder the cost that I agreed to.

Finally, you should know that your actions have really made an impact. The WinOLS files confirm many things that would be painstaking to do by trial and error. In particular, there is some nuggets of info the VAG file that we don't see in the BMW files. It will still take some time to translate it all to the 335d calibration, but it will move faster now. Sincerely, thanks.

Last edited by DWR; 05-04-2017 at 06:49 AM..
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      05-04-2017, 09:53 AM   #2320
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Quote:
Originally Posted by DWR View Post
I was not going to respond to this, but I don't like when the facts get twisted. If I have to give money in order to get something, it is not a donation. I, on the other hand, did donate to the community. No one had to pay me a penny, unlike our transaction. So, there is the principal in action.

Certainly, have no problem with folks trying to make a buck. I really did appreciate that you were willing to broker a deal, as I was willing to pay the original cost. As everyone can see from your post, you did not end up "footing the entire bill". Besides me, you should have also gotten a donation from at least one other party. My issue was when I had to remind you that I gave the "donation", because no files came my way. To your credit, you promptly responded.

If you understand intellectual property law, then you know 1) if you sell your intellectual property you give up your right to it. 2) if you license your intellectual property, then you can retain some measure of control. 3) if you register your intellectual property, i.e. patents, it maybe available for individual personal use, but cannot be used for commercial uses without expressed permission.

Since none of the above apply in this case, you were providing a delivery service. To that I say thank you for your service. You set the price and I agreed to it. Clearly, there was an assumption on what I would be doing with the file. Since we worked through a 3rd party, communication was not direct, nor it appears, clear. When I said that some won't be happy with my actions I did not anticipate it would be you. Rather, I was thinking about who you bought the info from and then proceeded to undercut their price. I essentially did the same (free being the lowest price), but I should have realized you might not recognize the parallel.

In order to set this straight, if I do end up providing custom tunes as many have requested, I will ask that they also "donate" to you, so that you suffer no losses and I will shoulder the cost that I agreed to.

Finally, you should know that your actions have really made an impact. The WinOLS files confirm many things that would be painstaking to do by trial and error. In particular, there is some nuggets of info the VAG file that we don't see in the BMW files. It will still take some time to translate it all to the 335d calibration, but it will move faster now. Sincerely, thanks.
Classy, but firm. I like your style. Keep on keeping on!
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      05-04-2017, 03:49 PM   #2321
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Originally Posted by Torqu3 View Post
Classy, but firm. I like your style. Keep on keeping on!
1+
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      05-05-2017, 01:44 PM   #2322
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Quote:
Originally Posted by RBT-Tuning View Post
May someone here with an LCI 535d like to help out?

If I get a full read-out from one of these cars today, we can add them to the next release in one sweep with the 535i cars.

Just shoot me a PM!

thx!
Hi. I just flashed you Stage3 file for 535d but I have a big prblem. Now it does not indicate rpm, rpm needle is dead..
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      05-06-2017, 05:37 AM   #2323
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Google Translate translates "Schalter fuer Wandlerschutz im Stallspeed"

to "Switch for wall protection in the Stallspeed"

Can anyone who speaks German translate this any better than that? Could it be a switch to stop torque intervention when loading up for launches?

Another one: "gefuehrter getriebeschutz" Google translates to "guided gear protection". There are lots of references to torque converter stall and torque thresholds when used with that combination of words. It looks like some of them could be torque limits based on torque converter slip amount. Any better translation?

Last edited by bradsm87; 05-06-2017 at 05:48 AM..
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      05-06-2017, 08:16 PM   #2324
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Quote:
Originally Posted by bradsm87 View Post
Google Translate translates "Schalter fuer Wandlerschutz im Stallspeed"

to "Switch for wall protection in the Stallspeed"

Can anyone who speaks German translate this any better than that? Could it be a switch to stop torque intervention when loading up for launches?

Another one: "gefuehrter getriebeschutz" Google translates to "guided gear protection". There are lots of references to torque converter stall and torque thresholds when used with that combination of words. It looks like some of them could be torque limits based on torque converter slip amount. Any better translation?
A torque converter multiplies torque in proportion to the difference between the input and output speed. The greatest effect is full throttle from a standstill. That effect can be a doubling of torque. When combined with a diesel that puts out lots of low rpm torque, the torque that is delivered to the transmission input shaft can easily exceed the safe torque limit of the gear box.

Better translations are:
Switch for converter stall speed protection
Controlled transmission protection
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      05-07-2017, 08:01 AM   #2325
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Quote:
Originally Posted by DWR View Post
That effect can be a doubling of torque. When combined with a diesel that puts out lots of low rpm torque, the torque that is delivered to the transmission input shaft can easily exceed the safe torque limit of the gear box.
Absolutely. Tony at Vargas Turbo asked for this one and he's one to test the limits of things, even if it means testing to failure. He has a Nizpro transmission with upgraded internals and input shaft.

I guess the plan is to provide many tables, including ones that generally would not be changed, but may interest a smaller crowd.
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      05-07-2017, 08:07 AM   #2326
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OK so we now have a major sponsor for the 6HP XDF development that have put up a workstation license of WinOLS for 6HP XDF development work. Their requirement in return is to be the official host of the community XDF. The sponsor is literally a censored word on here so I don't go into detail.

v1 of the community XDF and a description of the additions/changes is now available here:

goo.gl/72D9oS
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      05-07-2017, 10:18 AM   #2327
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Quote:
Originally Posted by bradsm87 View Post
I've had another look at the Shiftmap throttle axis values and I now really do think that the axis are definitely ordered in table order. With that applied, the D mode related tables (XE, E, Heating modes, Uphill A1) share the same axis values (starting with 0, 20, 35) and the S mode related tables share the same axis values (starting with 0, 4, 20). The ACC, steeper uphill and suspected unused ones all share another set of axis values (starting with 0, 4, 18) in the Alpina calibration. The related tables sharing the same axis values has to be more than chance.

Unless there are any objections, I will define the initial BB hosted community XDF as above and I'll note in the release notes that the shiftmap axis addresses are yet to be tested/confirmed. If it was another type of item with any risk involved, it would be a different story.
I have not looked in detail at this, but wondered at one time if the tables were in order. If you order the tables in sync with the axis, what happens?
Does it make sense again. Don't know just wondering.
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      05-07-2017, 02:17 PM   #2328
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Quote:
Originally Posted by DWR View Post
I have not looked in detail at this, but wondered at one time if the tables were in order. If you order the tables in sync with the axis, what happens?
Does it make sense again. Don't know just wondering.
Yep when ordering axis in sync with the tables, the values make a lot more sense. I've applied that to the v1 community xdf and noted that it's not verified/proven.
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      05-08-2017, 01:21 PM   #2329
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Originally Posted by bradsm87 View Post
Yep when ordering axis in sync with the tables, the values make a lot more sense. I've applied that to the v1 community xdf and noted that it's not verified/proven.
Not what I was asking. For example, is the ACC2 table really for cruise control? It looks funny to me.
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      05-09-2017, 02:19 AM   #2330
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Quote:
Originally Posted by DWR View Post
Not what I was asking. For example, is the ACC2 table really for cruise control? It looks funny to me.
I wouldn't know when particular tables are called in to play but I suspect at least a couple are not used at all.

When my thermo fan wasn't plugged in properly once, both the DME and the TCU went into really weird failsafe modes. The TCU shifting was completely different. I suspect some of the shiftmaps are for some sort of safety mode(s).

Last edited by bradsm87; 05-09-2017 at 03:08 AM..
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      05-09-2017, 04:55 AM   #2331
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Quote:
Originally Posted by bradsm87 View Post
Quote:
Originally Posted by DWR View Post
Not what I was asking. For example, is the ACC2 table really for cruise control? It looks funny to me.
I wouldn't know when particular tables are called in to play but I suspect at least a couple are not used at all.

When my thermo fan wasn't plugged in properly once, both the DME and the TCU went into really weird failsafe modes. The TCU shifting was completely different. I suspect some of the shiftmaps are for some sort of safety mode(s).
Same on the GKE211. Some maps are safety and at least one is never used.

Could you find any relationship between the reported program number when logging and the order of the shift maps in the Bin?
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      05-09-2017, 05:37 AM   #2332
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Quote:
Originally Posted by rjahl View Post
Same on the GKE211. Some maps are safety and at least one is never used.

Could you find any relationship between the reported program number when logging and the order of the shift maps in the Bin?
By logging, do you mean one of the Windows tools posted much earlier in this thread? I've never tried to be honest.
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