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MS 45 İMMO OF
05-12-2025, 07:40 AM,
Post: #1
MS 45 İMMO OF
Hello everyone,
I need assistance with performing IMMO OFF on a BMW MS45 engine control unit. The vehicle is not starting due to an unmatched DME/EWS, and synchronization is not possible. I currently have both the Flash and EEPROM dumps available.
Is there anyone who can help?

car- E60 -


Attached Files
5wk93016-7 533 651 ms45.0 bmw 1.rar
File Type: .rar
Downloaded: 3 times
Size: 1.16 MB

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05-12-2025, 07:57 AM,
Post: #2
RE: MS 45 İMMO OF
(05-12-2025, 07:40 AM)escobaR Wrote:  Hello everyone,
I need assistance with performing IMMO OFF on a BMW MS45 engine control unit. The vehicle is not starting due to an unmatched DME/EWS, and synchronization is not possible. I currently have both the Flash and EEPROM dumps available.
Is there anyone who can help?

car- E60 -

hi here is immo off, you must disconnect ews and connect two black wires on ews plug, or put fuse between 
pass after rep and thx


Attached Files
EWSOFF_backup_FLS.zip
File Type: .zip
Downloaded: 4 times
Size: 320.18 KB

Reputation: +1 - dabaca [+1]
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[+] 2 users say Thank You to MahoJohn for this post
05-12-2025, 08:38 AM,
Post: #3
RE: MS 45 İMMO OF
(05-12-2025, 07:57 AM)MahoJohn Wrote:  
(05-12-2025, 07:40 AM)escobaR Wrote:  Hello everyone,
I need assistance with performing IMMO OFF on a BMW MS45 engine control unit. The vehicle is not starting due to an unmatched DME/EWS, and synchronization is not possible. I currently have both the Flash and EEPROM dumps available.
Is there anyone who can help?

car- E60 -

hi here is immo off, you must disconnect ews and connect two black wires on ews plug, or put fuse between 
pass after rep and thx

there is a cas unit in the car
Quote this message in a reply
05-12-2025, 13:01 PM,
Post: #4
RE: MS 45 İMMO OF
(05-12-2025, 08:38 AM)escobaR Wrote:  there is a cas unit in the car

file should work
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[+] 1 user says Thank You to MahoJohn for this post
05-12-2025, 14:48 PM, (This post was last modified: 05-12-2025, 14:52 PM by escobaR.)
Post: #5
RE: MS 45 İMMO OF
(05-12-2025, 13:01 PM)MahoJohn Wrote:  
(05-12-2025, 08:38 AM)escobaR Wrote:  there is a cas unit in the car

file should work

Do I need to disassemble anything?

(05-12-2025, 13:01 PM)MahoJohn Wrote:  
(05-12-2025, 08:38 AM)escobaR Wrote:  there is a cas unit in the car

file should work

I sent a private message. please send the password
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06-12-2025, 16:56 PM,
Post: #6
0Immo  RE: MS 45 İMMO OF
try this if you can't get the pass


Attached Files
EWSOFF_backup.FLS.zip
File Type: .zip
Downloaded: 0 times
Size: 333.73 KB

Reputation: +2 - evg_eni [+1] , Gabriel87 [+1]
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[+] 1 user says Thank You to al70 for this post
5 hours ago,
Post: #7
RE: MS 45 İMMO OF
(05-12-2025, 07:57 AM)MahoJohn Wrote:  
(05-12-2025, 07:40 AM)escobaR Wrote:  Hello everyone,
I need assistance with performing IMMO OFF on a BMW MS45 engine control unit. The vehicle is not starting due to an unmatched DME/EWS, and synchronization is not possible. I currently have both the Flash and EEPROM dumps available.
Is there anyone who can help?

car- E60 -

hi here is immo off, you must disconnect ews and connect two black wires on ews plug, or put fuse between 
pass after rep and thx
your file worked. thanks
Quote this message in a reply
[+] 1 user says Thank You to escobaR for this post
3 hours ago,
Post: #8
RE: MS 45 İMMO OF
(5 hours ago)escobaR Wrote:  
(05-12-2025, 07:57 AM)MahoJohn Wrote:  hi here is immo off, you must disconnect ews and connect two black wires on ews plug, or put fuse between 
pass after rep and thx
your file worked. thanks

thnaks for feed back
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