OBDSTAR DC706 ECU Tool added Mercedes-Benz Siemens/Continental VGS2-NAG2 and Benz Siemens/Continental VGS3-NAG2 data erase function in the TCM V30.37. It’s simple and fast to perform a data wipe on the Benz Siemens VGS2-NAG2/VGS3-NAG2 transmission to erase the existing coding data and immobilizer information.

Preparation:

Benz TCM: i.e. Mercedes-Benz Siemens VGS2-NAG2

OBDSTAR DC706 with TCM V30.37 (or above)

OBDSTAR P004 Adapter and ECU Clone Jumper

12V 5A Power Supply (DC)

Main cable

Procedure:

Select ECU Flasher>> TCM>> TCM V30.37

Input the TCM type (vgs2-nag2) according to the model at the backside of Benz TCM

Check the Pinout diagram

Connect OBDSTAR P004 ECU Clone Jumper and Benz VGS2-NAG2 TCM according to the Pinout diagram

Connect P004 Jumper and P004 Adapter, and connect P004 Adapter to DC706 ECU Tool via main cable

Remember to plug the 12V power supply to main cable

After connection, turn on the switch button on P004 Adapter, and click “Start”

Select Bench and P004 mode

Click “Connect” to connect ECU, follow the prompts to turn off and turn on P004 Adapter switch button

Connect ECU successfully

Then you can perform “Data Erase” function

Also follow the on-screen prompts to turn off and turn on P004 Adapter switch button

Wait a while and the data will be erased soon.

Finally, disconnect the ECU.

Done!

https://www.youtube.com/watch?v=dfOT55Q8u9s

OBDSTAR DC706 Support List for Benz TCM (TCM V30.41):