If you have ObdEleven It is possible to reset the learned values for the battery (and thus the rSoH) without having to install a new battery (cost approx. €350-500). It is suspected that VW Group does nothing different in the TPI. Instructions for OBD11 Pro: 1. Open the hood and leave the driver's door open 2. Connect the OBD11 dongle to the OBD port in the driver's side footwell + start the software. 3. Select control unit 75 / Telematic 4. Check error code: B1916F2 / Backup Battery critical 5. Live data: If Backup_Battery_rSoH <= 50%, then the SOS message is active on the display and the LED is red. 6. Basic settings: Activate the emergency call battery history reset (press the green checkmark). OBD11 may not provide any confirmation of the reset. Simply go back and complete the remaining steps. 7. Error memory: Delete error B1916F2 (press and hold the trash can icon) 8. Live data: Request Backup_Battery_rSoH: 100% 9. Ignition off / Ignition on (Warning message is now gone and the status is green again) Enyoj ...