Toyota Noah 2023 - Fault Code P177949: Gear Shift Control Module Backup Power Supply Internal Electronic Failure

Model: Toyota Noah Fault Code: P1779 Posted: 2025-05-24 01:51

Hello, I'm a new user. My Toyota Noah 2023 has triggered fault code P17794-49, which reads as 'Gear Shift Control Module Backup Power Supply: Internal Electronic Failure'. I'm not sure what this means or how to fix it. Can anyone provide guidance on troubleshooting or repair options for this specific error code in a Toyota Noah 2023? Thank you.