How to Activate Benz w204 VGS3 on Mercedes W211?

 Tutorial: how to replace the transmission gearbox VGS3 TCU of a Mercedes Benz W204 by the one from a W211.

 

Tools used:

CGDI Prog MB or VVDI MB

FVDI/AVDI/SVCI 2020

MB Star diagnostic MB SD C4/C5

 

Main procedure:

 

Procedures:

Step 1. Renew VGS3

Connect VGS module with CGDI MB.

Read this used VGS3, which comes from a Benz W204.

Get Erase Password, then erase it.

Read again to make sure it is not personalized and not activated.

 

Step 2. Flash VGS3

Connect FVDI2014/AVDI/SVCI 2020 to module, run software

Select

E-class / CLK>>W211 (As of 06/2006)>>Gasoline

Go to “Electronic Transmission Control”.

Identification. Same part number in CG MB.

Click “MAKE VIRGIN” to load CFF file.

When we get VIN later, we can write VIN on “Adaptation”.

Then it will become a real module of W211 E-class.

 

Step 3. Coding VGS3

Connect SD C4 to module, and open DAS.

Go to “Control Unit Version” menu, here coding is NO Value.

Development data>>Control unit adaptation>> Control unit adaptation (Variant Coding)>>SCN Variantencoding VGS 73

Select “YE9M” and confirm.

Back to “Control Unit Version” menu,

Select

Actual Values>>Drive authorization

All protection is No.

Step 4. Activate

Transmission installed in the vehicle, no feel on gear now.

On DAS, go to

Control units>>Drive>>Transmission>>Actual Values>>Drive authorization

All 4 protections are No, since we use Abrites and CGDI MB.

Back to “Transmission” menu.

Switch up the car again.

Go to

Control unit adaptations>>Detach the transport protection of control module ETC, personalize or activate the control module

Activate ETC.

Switch off the car.

Check Actual Values again.

All Yes.

Credits to hesham essam.

http://blog.obdii365.com/2023/02/26/replace-mercedes-w204-vgs3-by-one-from-w211/