Mercedes VGS4NAG2 TCU Programming from Ignition Switch (FBS4) – Donor Module Service 2014+ (FBS4)
$600.00
- Satisfaction Guaranteed
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Mercedes VGS4NAG2 TCU Programming from Ignition Switch (FBS4) – Donor Module Service
Professional Mercedes FBS4 Data Read & Donor TCU Programming
If your original Mercedes VGS4NAG2 TCU is missing, unreadable, or corrupted, we can program a donor TCU using the FBS4 security data read directly from your vehicle’s ignition switch (EIS). This allows your donor module to be fully synchronized with your vehicle, including VIN and security information, without relying on dealer-level virginizing or original TCU cloning.
Why Choose FBS4 Donor TCU Programming?
- Direct FBS4 Data Read: We read the security data from your EIS / Ignition Switch accurately.
- Program Donor TCU: Donor module is written with the FBS4 data and your vehicle VIN for seamless integration.
- No Cutting or Modifications: All programming is done via professional interfaces.
- Lost or Corrupted Original TCU: Ideal solution when the original module is not available or unreadable.
- Plug-and-Play Ready: Donor TCU is fully synchronized and ready for installation in your Mercedes.
How the Service Works
- Send your donor TCU and vehicle ignition switch (EIS) to our shop.
- We read the FBS4 security data from the ignition switch.
- We program the donor TCU with the FBS4 data and vehicle VIN.
- The donor module is returned fully synchronized and ready for plug-and-play installation.
Why Choose Karman Auto?
At Karman Auto, our technicians have over 25 years of experience with Mercedes TCU, EIS, and transmission electronics. We guarantee precise reading and programming of your donor TCU using professional-grade tools — without opening or cutting the modules.
- Nationwide mail-in service
- Expert Mercedes TCU/FBS4 programming
- High-quality service with customer satisfaction guarantee
Order Your Mercedes FBS4 Donor TCU Programming Service Today!
Send your donor TCU and ignition switch (EIS) to our shop to have your TCU fully programmed with FBS4 security data and VIN — plug-and-play, no cutting required.
Also see our other Mercedes VGS4NAG2 services:
Still not sure which Mercedes VGS4NAG2 TCU service you need?
