Skip to content
Holiday Hours: We will be closed December 24th, 25th, 26th and January 1st. Enjoy 20% off store wide until January 3rd 2025!
Holiday Hours: We will be closed December 24th, 25th, 26th and January 1st. Enjoy 20% off store wide until January 3rd 2025!
BMW E46 (3 Series) MS45.1 Remanufactured ECU 04/2003 to 08/2006

BMW E46 (3 Series) MS45.1 Remanufactured ECU 04/2003 to 08/2006

Save $179.80 USD Save $179.80 USD
$899.00 USD
$719.20 USD
  • 1 to 2 Business days turnaround time upon arrival
  • Overnight shipping both ways using our UPS shipping label

Product Information

This is a Re-manufactured MS45.1 DME (ECU) For a BMW E46 (3 Series) With a M54 or a M56 Engine, Years 03/2003 To 08/2006. 

We can send this ECU with the following Options:

  • Un-programmed or Coded (Factory Default).
  • Programmed and Coded (DME - EWS Alignment Required).
  • Programmed, Coded and Aligned to your EWS and Keys. (Shipping Required).
  • Completely Unlocked (Plug and Play).

    All Choices can be made by clicking on " Add to Cart " button found above.


    Models Supported

    • BMW 3 Series E46 325i from 04/2003 to 02/2005 DME MS45.1 Siemens
    • BMW 3 Series E46 330i from 04/2003 to 02/2006 DME MS45.1 Siemens
    • BMW 3 Series E46 325Ci from 04/2003 to 08/2006 DME MS45.1 Siemens
    • BMW 3 Series E46 330Ci from 04/2003 to 05/2006 DME MS45.1 Siemens

    DME / ECU Support list

    • 7512523  -  7514833  -  7527015  -  7522584
    • 7523810  -  7525937  -  7526791  -  7527110
    • 7524718  -  7530211  -  7531500  -  7531442
    • 7532142  -  7532903  -  7533652  -  7533654
    • 7541336  -  7541344  -  7543158  -  7543224
    • 7548770  -  7548772  -  7549388  -  7549391
    • 7549795  -  7561382  -  7561383 

    Customer Reviews

    Based on 7 reviews
    100%
    (7)
    0%
    (0)
    0%
    (0)
    0%
    (0)
    0%
    (0)
    J
    John J. (Ballwin, US)
    DME REPAIR

    ONCE AGAIN, THANK YOU FOR GETTING THE DME BACK IN A TIMELY
    MANNER, ANOTHER HAPPY CUSTOMER

    Hello John,

    You're very welcome! We're looking forward to hearing from you again soon!

    J
    Jeff H. (West Berlin, US)
    world class bmw professional

    They went above & beyond my low expectations, I've been looking for THE bmw electronics repair shop and trust me this is the place

    Thank you Jeff! We're always here for you! :)

    J
    Jose S. (Louisville, US)
    the best & realest !!!!!

    had problems with me X3 stopping out of nowhere with the EML BRAKE 4x4 light & my dealer proved me at 2000 for a part so I did some researching & found rpm & man I’m so thankful I did I was skeptical I would have the same problem when I received the dme but I was proved wrong my X3 drives like brand new with NO CUTOFFS & they sent me a new programmed key for a great price all plus these guys did it all within a week !!! thank you guys so much you’re the best .

    Hello Jose,

    It's feedback like this that keeps us going! Thank you for your kind words and we're so happy that we got your baby back on the road! :)

    123