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 Post subject: MS41 EWS OFF Brick? I need help
PostPosted: Tue Feb 22, 2022 2:47 am 
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Joined: Tue Dec 08, 2020 4:15 pm
Posts: 2
Hello,

I need some help regarding MS41. Maybe bricked but i don't know how and exactly it is a brick by me.

I have MPPS v18 cable when I read the 24kb partial in bench. (everything is okay there is 0,25 Amps current and 12,8 - 13 V.)
I made the EWS off as in a Youtube video shows calculate DEC to BIN (7 to 135 DEC) than calculate the Checksum with online MS41 cheksum tool.
(It resulted the same as wols checksum.)

After write with MPPS back the EWS OFF file it's show programming completed. Because of double check I reconnected again and ID + Read the new partial file back, it is the 100% same what I wrote before (EWS off file).
So I thought everything is okay.

Than when I give the ECU to the car mechanic to use it for the Engine conversation (e36 320i to 328i) I get back it as it is not working just try to rolling but not start.
I put it in bench again and than ampers on the DC power supply so the ECU didn't take any current.
Is this a synptom to brick or what can happaned because I read back the file which I write to the ECU and every bit is 100% same.

Ecu Selection = Bmw Series 3 2.8L Siemens MS41
Power status mains power

Ecu Type : Siemens MS41.0
Bmw Hardware ID : 71932144
Bmw Hardware No' : 000115852
Bmw Software No' : 1429861
Bmw VIN Number : WBADH11060BX67044
Flash Number : 06410111100

File Checksum: 260F



Thank you very much I attached my files here :)


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