BMW MS42 ECU Cloning Service (Plug & Play)

Restore the original functionality of your BMW with our professional MS42 ECU Cloning Service. This service transfers all factory data—including VIN, EWS immobilizer sync, coding, and adaptations—from your old MS42 engine control module (ECU) to your replacement unit, ensuring a plug-and-play installation with no additional programming required.

How It Works:

Send your ECUs: Ship your old ECU and your replacement ECU to us.

If the old ECU is faulty: Include your EWS module and key instead.

We perform full cloning: Using professional bench equipment, we copy and verify all data, ensuring a complete, safe binary transfer.

Quick turnaround: We typically complete cloning within 1–2 business days of receiving your parts.

Benefits:

100% plug-and-play, no dealer coding required

Works even if the original ECU has no communication

Retains VIN and immobilizer sync (EWS)

Fully bench-tested before return

Trusted by BMW specialists and rebuilders

Supported Models:
BMWs equipped with the MS42 ECU (used with the M52TU engine, 1999–2002), including:

E39 528i (1999–2000)

E46 323i / 328i / 328Ci (1999–2000)

Z3 2.5 / 2.8 (1999–2000)

Shipping Instructions:

Include both ECUs (or replacement ECU + EWS and key if the old unit is dead).

Include your name, contact info, and vehicle details (year/model).

Pack the parts securely to prevent damage in transit.

Turnaround: 1–2 business days
Compatibility: BMW MS42 ECU (M52TU-based engines, 1999–2002)
Service Type: Mail-In ECU Cloning