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.
![Launch X431 XPROG3 + PC Adapter Clear Mercedes VGS3 TCU](https://cdn-images-1.medium.com/max/800/0*fx4Ebr5zPn4mC6_I.jpg)
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”.
![Launch X431 XPROG3 + PC Adapter Clear Mercedes VGS3 TCU](https://cdn-images-1.medium.com/max/800/0*Oj_86a7dcUOoKKY-.jpg)
![Launch X431 XPROG3 + PC Adapter Clear Mercedes VGS3 TCU](https://cdn-images-1.medium.com/max/800/0*agKj8kKmPh9AHFYt.jpg)
![Launch X431 XPROG3 + PC Adapter Clear Mercedes VGS3 TCU](https://cdn-images-1.medium.com/max/800/0*G5SDKRvPsFokp7Jy.jpg)
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.
![Launch X431 XPROG3 + PC Adapter Clear Mercedes VGS3 TCU](https://cdn-images-1.medium.com/max/800/0*S1ZrWD4aTTLCbCaT.jpg)
![Launch X431 XPROG3 + PC Adapter Clear Mercedes VGS3 TCU](https://cdn-images-1.medium.com/max/800/0*Q168MUEV75sp0M5c.jpg)
![Launch X431 XPROG3 + PC Adapter Clear Mercedes VGS3 TCU](https://cdn-images-1.medium.com/max/800/0*Fl61B16XA7rxr15W.jpg)
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