Professional laboratory board-level overhaul service
If your component exhibits any of the following issues, this specific laboratory repair will permanently resolve them. We do not just replace components that are currently failed; we re-engineer known wear points site-wide:
Class-100 anti-static environments
Cycling from -20°F to 180°F
End-to-end active network testing
This service is designed for BMW vehicles equipped with MS42, MS43, and MS45 DME/ECUs to disable the EWS immobilizer system. By removing the immobilizer function, your vehicle can start and run without interference from the EWS system. This service is ideal for fixing immobilizer-related faults, replacing faulty DMEs, or creating spare DMEs for race or off-road applications.
Ship your DME/ECU to our facility.
We disable the EWS immobilizer function within the DME.
Your DME is returned ready for plug-and-play installation.
Vehicle will not start due to an EWS immobilizer fault.
Replacing a faulty DME that cannot be cloned due to water damage or corruption.
Installing a used DME without dealership programming or synchronization.
Creating a spare DME for racing or specialty applications.
Disables the EWS immobilizer function in the DME/ECU.
Allows the vehicle to start and run without EWS system interference.
Provides a reliable plug-and-play solution for immobilizer-related issues.
After the service, an OBD code related to the immobilizer may be present, but it will not trigger the check engine light.
Clear all OBD codes after installation to ensure proper functionality.
MS42
BMW 323i / 328i (E46): 1999–2000
BMW 523i / 528i (E39): 1999–2000
BMW Z3: 1999–2000 (2.8L)
MS43
BMW 325i / 330i (E46): 2001–2002
BMW 525i / 530i (E39): 2001–2002
BMW X5 (E53): 2001–2003 (3.0L)
MS45
BMW 325i / 330i (E46): 2003–2005
BMW X3 (E83): 2004–2006 (3.0L)
What is this service for?
This service disables the EWS immobilizer system in the DME, allowing the vehicle to start and run without immobilizer-related issues.
Will my vehicle need additional programming after this service?
No. Once installed, the DME will function as plug-and-play.
Will the immobilizer light remain on?
In some cases, an immobilizer-related OBD code may remain stored, but it will not illuminate the check engine light.
Who pays for shipping?
You pay shipping to us; return shipping is covered.
Don’t see your vehicle listed?
Send us a message with your DME part number and vehicle details for compatibility verification.
*Note: Even if your specific OEM part number is not listed above, our laboratory engineers can rebuild all variations of this electronic component family.
Laboratory Certification Standard
All our automotive electronic laboratory rebuilds come with an industry-leading 90 Days Warranty on the components replaced.
Average Lab Queue Speeds
2 Days standard bench time. Priority express options are selectable at booking checkout.
Secure Logistics Coverage
We provide an inbound shipping label and a secure double-walled packing box as a service addition, or you can self-ship using standard postal codes.
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