VW Telematics Module Backup Battery (Part No: 3G0915089)
If you're getting telematics faults or SOS errors, the backup battery is a common cause. Replacing it cures the fault, restoring power to the module and clears connectivity issues.
✔️ Resolves SOS/telematics warning faults
✔️ Restores emergency & remote functions
✔️ Direct replacement, quick fix
Tip: After fitting, clear fault codes with diagnostic tools, basic settings - reset battery history.