How it works
Read, back up, write, verify
The hbeyin process always follows the same safe order.
- 1
Connect
Connects to the ECU via a suitable interface and identifies it.
- 2
Read & back up
Reads the current software and safely backs up the original file.
- 3
Write
Writes the target software to the ECU in a controlled way.
- 4
Verify
Verifies integrity after writing and reports the result.
Responsible use
hbeyin is a professional tool. Changes to vehicle software may affect emissions, warranty and road compliance; responsibility lies with the user. See our disclaimer page for details.