BMS family
BMS_f104_HW_BMB_Enumeration
Service is required
What does the BMS_f104_HW_BMB_Enumeration alert mean?
The battery management system (BMS) detects that one or several battery monitoring boards (BMB) are unable to enumerate when the vehicle starts.
What you'll see in your Tesla
- Service is required
- Schedule service
What triggers it
The battery management system (BMS) detects that one or several battery monitoring boards (BMB) are unable to enumerate when the vehicle starts.
When it clears
The BMS detects that all BMBs are able to enumerate when the vehicle starts.
Potential impact
Inability to charge, drive, or support the low voltage (LV) system
Affected models
Model S 2012-2020
Model X 2015-2020
Track your Tesla's alerts automatically
Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.