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U2101:55-8A ABS Code

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Old Mar 14, 2019 | 09:10 PM
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Default U2101:55-8A ABS Code

I've got a lightning strike truck salvage that I rebuilt (Hit BCM and fried everthing on HSCAN2 network)

I still have a U2101 error code on the ABS. I've programmed two ABS Modules and replaced 3 wheel speed sensors (may just replace the 4th just in case even though resistance looks good and it reads speeds)..

I've seen some google forums that say that the ABS is not liking some configs on the network? Ive pretty much checked every As Built Hex Code with Forscan for each module and don't see any config issues..

Both brake sensors work and Vaccum sensor reads -60 (kPA).

Any other ideas of what to check?
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Old Mar 15, 2019 | 04:22 AM
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SSM 47843 - 2010-2019 Various Vehicles - Diagnostic Trouble Codes (DTCs) U2100 And/Or U2101- Programmable Module Installation (PMI) Procedure

DTCs U2100 and U2101 indicate that the module has not been properly configured per Workshop Manual (WSM) DTC charts. Check the repair history for any module replacement and verify PMI has been carried out by starting a session using the appropriate Ford diagnostic scan tool with the original module still installed per the module removal and installation procedure. Verify all adaptive learning and training procedures were completed. If DTCs U2100 and/or U2101 are still present and the vehicle is supported by Integrated Diagnostic System (IDS), go to IDS > Toolbox > Module Programming > As-Built > select the module. When asked “Were you sent here to obtain part numbers from another procedure?”, answer “NO” to configure the module. If the vehicle is supported by the Ford Diagnosis and RepairSystem (FDRS), run the Module Configuration Application.
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Old Aug 26, 2020 | 11:34 PM
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Default Did you ever got it fixed?

I'm having the same problem, how did you fixed it?
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Old Aug 27, 2020 | 12:43 PM
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I never got it fixed. I think I may take to the dealer to ask if they can reprogram using their IDS tool.
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Old Sep 10, 2020 | 03:09 PM
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Default I took my truck to the dealership.

Originally Posted by adamgprice
I never got it fixed. I think I may take to the dealer to ask if they can reprogram using their IDS tool.

They said you cannot reprogram a used module, you have to buy a $470 new module to be able to program it.
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Old Sep 10, 2020 | 03:19 PM
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I just took it to the dealer today to try to get it reprogrammed and i can confirm that it would not reprogram.

Did they get it to work with a new module?
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Old Sep 10, 2020 | 03:41 PM
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They quoted me 1060 to fix it, too much, so I told the service advisor if I could buy a new module from them, install it myself and then take it to them to get it programmed and he said yes, so I'm ordering one today from the official Fordparts.com website. We'll see how it goes.
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Old Sep 10, 2020 | 03:47 PM
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Let me know if that works. If your old module is still somewhat usable than that will help because there is an IDS procedure that allows it to copy the memory from the old to the new. Mine was fried so it I couldn't do it.
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Old Sep 10, 2020 | 03:55 PM
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The module is all broken, but I think they can use the as built file instead, I'll update you when I get the new module.
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Old Oct 1, 2020 | 11:48 PM
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Default Fixed

I installed a new module and took the truck to the dealer, they programmed it and now the truck is running good with no abs light.
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