G2 console code access
With the battery installed on your bike, turn the BionX on. Hold down "Power" and "Mode" until you see 4 zeroes. Enter code the 4 digit code by using plus/minus to change each number and "Power" to move to the next number. Press "Power" one more time to confirm the code
Links
https://erowbike.com/bionx
https://www.ebike-technik.de/bionx_einstellcodes.php
https://electricbikereview.com/forums/threads/how-to-get-access-to-your-bionx-console-code-menu-codelist-included.519/