This is a tutorial on how to clear Mercedes-Benz VGS3 TCU with Launch X431 XPROG3 + PC Adapter on bench. You can use the LAUNCH X431 ECU & TCU Programmer to perform the function as well.

Open XProg3 PC Adapter software to search “VGS3”.

Make: Mercedes

Model: A-Class 2018

Engine: 2000 M260

ECU: VGS3-FDCT

BENCH >> Direct connection of diagram

There are 2 ways to connect, one is to read in the car and the other is to remove and read.

Follow the diagram to connect XProg3, PC adapter & TCU.

Click “Connect”.

Read EEPROM data.

Reading data succeeded.

After reading the data backup, you need to write a new data in it.

(You can contact customer service for the new data.)

Write EEPROM data >> Load the saved data

Reading data succeed.

Click “Disconnect”.

After the emptying is finished, you need to do the programming code.

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