Wie man Mercedes Trucks tunen kann - Schaknat App
1. Install the Schaknat App
You can scan this QR-Code.

(Coming soon: availability for Android devices too.)
2. Request the TAN

- Click “Request TAN” and enter the email address you used to order your license.
- After 10 seconds, you will receive the TAN for your account via email.
- Log in with your TAN. ✅
3. Select "Engine control unit"

You don't need to flash anything else here.
4. Flash engine & transmission

For Mercedes trucks, the option to update the engine and transmission is located in the engine control unit. It may seem a bit confusing, but it is actually very simple.
- Flash engine software (Power or Eco)
- Flash transmission (Power or Eco)
5. Delete DTC
