01-14-2019, 08:13 PM | #1 |
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How to recalibrate transfer case after fluid change?
While the transfer case fluid change helped a lot with shuddering rear wheels at slow, sharp turns, the issue did not go away completely for my 2008 X3.
So I am shopping around for Diagnostic Tool that would allow me to re-calibrate transfer case after the fluid change in hopes that it would eliminate remaining shuddering all along. I checked multiple BMW tools on Amazon.com. For some tools the seller in "Community questions" section explicitly states that it won't be able to re-calibrate E83 transfer case after fluid change. Like this one - "DIAGKING BMW INPA K+DCAN with FT232RL NCS Coding Winkfp Tool32 Programing" - https://www.amazon.com/DIAGKING-FT23...king+bmw&psc=1 So I checked the more expensive tool from the same seller, like "DIAGKING 001 INPA K+DCAN Diagnostic Cable Work with ISTA SSS NCS Coding Winkfp Programing E serials(with Switch) Support E39 E46 Compatible for BMW" and just asked seller privately if it would allow to reset transfer case. Seller replied that he is not sure. So my #1 question is: For what specific thing in tool description I have to look at to know whether it will allow me to reset transfer case? My #2 question is, since I have non-BMW cars too in household, then I may be ok to buy more expensive Autel tool. But then again which Autels allows to re-calibrate transfer case? |
01-15-2019, 12:30 PM | #2 |
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You don't need a scan tool, but if you want one, you can get one. The almost free way is to just download and setup ISTA/D on your laptop, then with a K+DCAN cable connect the laptop to the car and re-calibrate the t-case fluid.
Or you can use the Foxwell NT510, aka ECS Schwaben scan tool...I use that usually. |
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01-15-2019, 08:13 PM | #4 |
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Yep, tools also work on Mini since they are pretty much BMWs, I assume maintenance will be similar.
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01-19-2019, 08:40 PM | #5 |
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Was looking for this too but ended up getting bmw indie to reset the oil wear after cha go f transfer case fluid. Searched many forums and with the laptop software it’s still complicated to reset the t-case oil wear and most only guessed their way through it from trial and error. So far can’t find a scan tool for it specifically when it’s also OBD or so airbag (looks like generally 3 different scan tools for BMW and the toughest to find is the one that does transfer case oil wear reset). Will keep searching for reliable source that has procedure and reliable software to do the reset via laptop and cable.
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01-19-2019, 08:43 PM | #6 | |
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01-19-2019, 08:54 PM | #7 |
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No clear answer on that, likely nothing or it “adapts” to the new fluid anyway as part of the adaptive. Some say oil reset is likely a counter but others have felt further improvement.
I changed my oil and it improved right away, still some chunking but maybe 85% better for the most part. Drive for a few weeks without oil wear reset then finally got local indie to do it. Didn’t seem any different after or since. I’m just hoping it doesn’t completely let go so hunting for a spare transfer case to rebuild. |
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01-21-2019, 10:40 PM | #8 | |
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04-28-2019, 09:48 PM | #9 |
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Just a thought
I am puzzled on why is the system concerned about if the oil or fluid is new or old. It must have been an expensive sensor that can sense a new fluid from an old fluid. I find it difficult to understand why a computer will sense a new and old fluid. It makes sense regarding air and fuel ratio, level of fluid (as in the case of gas in your tank) and likewise the level of fluid in your transfer case. So it feels like this recalibration is not needed. Please explain the reasoning if you are an X3 designer.
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04-29-2019, 07:32 AM | #10 |
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its my belief that you don't NEED to reset it. From what i understand, the system checks the clutch pack slippage every time the vehicle is turned on. So after driving a few times, the system re learns how much lockup is needed.
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07-27-2020, 06:43 AM | #11 | |
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Thank you Last edited by kalee; 07-27-2020 at 06:49 AM.. |
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01-18-2021, 03:29 PM | #12 | |
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i have the foxwell 530...essentially same thing...I'm also interested in how to recalibrate t case using the foxwell tool. |
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01-24-2021, 07:05 AM | #13 |
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I have done this on my 328xi E92. You need ISTA to do it and run actuations on the transfer case actuator on the very least. INPA will not work at least it didn't for my car. ISTA could be had before for free as rheingold from the bimmergeeks website but now that's taken down. Still can be found through other sources
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12-05-2022, 04:20 PM | #14 |
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My car is currently throwing code: 48079D. I have just replaced the clutch/flywheel and am running into issues with the transfer case. Only the rear is getting power and the car is stuck in comfort mode. Any ideas of what's wrong?
Where would I download ISTA? Was told I might need to recalibrate the transfer case using ISTA |
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12-16-2022, 04:25 AM | #15 |
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I don't understand why the system cares whether the oil or fluid is fresh or used-up. It must have been a costly sensor with the ability to distinguish between new and old fluids. It baffles me why a machine would detect both fresh and stale fluid. Regarding the air-to-fuel ratio, fluid level (such as the amount of gas in your tank), and transfer case fluid level, it makes sense. Therefore, it appears that this calibration is unnecessary. In the event that you are an X3 designer, please explain the logic.
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03-23-2024, 12:29 PM | #16 | |
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Cheaper options for VTG calibration
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K6 is an expensive investment ($500) if only for this reset, and I was wondering what cheaper options are, such as the ISTA plus K+DCAN connection mentioned here. |
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03-28-2024, 10:31 AM | #17 |
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Found a less expensive scanner for this
Just found a more budget-friendly (still relatively expensive at $200) option to reset the transfer case/transmission/etc. on a BMW. Hope it's okay to post a product link below; thought folks on this thread would be interested in another alternative.
LAUNCH X431 Elite V2.0 BBA Bi-Directional OBD2 Scanner for BMW, Mercedes-Benz, VW / Audi Lifetime Update https://amzn.to/4cCUIE0 I contacted the seller and confirmed it supports these reset functions on my 2017 BMW X3. |
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07-24-2024, 02:34 AM | #18 |
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Protool, Protool and more Protool. Its all I have ever needed and whole heartedly endorse it. It will give you the option to calibrate, reset the ecu, maintanance reset and best of all you can default code your control units back to factory spec like new. Incredibly useful and has pulled me out of the fire several times and saved me thousands.
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