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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Technical Forums > DIY Guides > [DIY] Electric Power Steering Conversion



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      01-18-2024, 12:25 AM   #23
kolopn
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Even without coding EPS should work. If coding was right, check in Inpa if you can connect with EPS module. If not, check your CAN, and power supply wiring if you did everything right. If nothing works, there is probability that EPS module is faulty.
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      01-18-2024, 01:32 AM   #24
Ivan D.
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I can connect to EPS and there are no errors
eps works but the steering wheel should be much lighter to turn
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      01-18-2024, 05:42 AM   #25
kolopn
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Check if everything is alright with power supply (maybe there is power missing - just loud thinking), even coding will not resolve heavy steering. Last thing coming to my mind is broken rack - from mechanical side. What year is your car? Maybe there is something going with activating FSC codes?
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      01-18-2024, 05:47 AM   #26
Ivan D.
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I think that's exactly where my problem is, I don't know how to activate the FSC codes
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      01-18-2024, 03:09 PM   #27
kolopn
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You'll have to check if this is even a case. FSC codes are since 09.2009, so if you have older car than that, everything should work without them.
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      01-18-2024, 04:03 PM   #28
Ivan D.
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actually my car is 2006.09
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      01-19-2024, 06:35 PM   #29
kolopn
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Maybe check the coding year, because I see that you have 0910, I see also that you have CIC installed, I do have it also, and I'm running 0909 without issues, maybe that is the case?
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      01-25-2024, 05:06 AM   #30
Richm240xi
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Thank you for the Awsome write up! Do you know if this would be possible on a 2011 e92 335i xdrive?
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      01-25-2024, 04:12 PM   #31
kolopn
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I think that it will be not possible due to the xDrive drivetrain. I see even no option inside parts list.
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      02-12-2024, 07:52 PM   #32
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Hi, i have been wanting to solve the heavy steering issue on my e46 for a long while. do you by any chance know whether the conversion will work on an e46 especially the coding part? or if will it work if i juct connect the power supply and the green wire to ignition (as from what i found that is the ignition wire)?
Thanks
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      02-14-2024, 03:37 AM   #33
kolopn
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I don't think that this will work due to different mechanicals of e46 and different electronics - EPS is working with plenty of other devices like DSC or SZL, and without communication between modules nothing will work probably.
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      02-19-2024, 10:55 AM   #34
Osyotr
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Quote:
Originally Posted by kolopn View Post
I don't think that this will work due to different mechanicals of e46 and different electronics - EPS is working with plenty of other devices like DSC or SZL, and without communication between modules nothing will work probably.

Can this conversion be done on e61 525d (2005)? hate my hydraulic power steering
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      04-02-2024, 12:47 AM   #35
Shammy135D
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Quote:
Originally Posted by Ivan D. View Post
I can connect to EPS and there are no errors
eps works but the steering wheel should be much lighter to turn
Hi Ivan, quick question What belt did you use to run the pulleys after removing power steering rack and pump? Or did you keep the pump in place? If so how do you keep it so the pump stays lubricated? Thanks
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      04-22-2024, 01:26 PM   #36
kolopn
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I recommend to check on realoem or something similar what belt was used on your car, when it was equipped with CO2 package. If you need help, reach me out!
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