BMS_f080_SW_Int_HV_Disconnect
Service is required
What does the BMS_f080_SW_Int_HV_Disconnect alert mean?
The battery management system (BMS) has detected that the high voltage (HV) battery pack voltage differs from the sum of the brick voltages, making the HV battery unavailable for charging, driving, or supporting the low voltage (LV) battery.
What you'll see in your Tesla
- Service is required
- Schedule service
What triggers it
The high voltage (HV) battery pack voltage differs from sum of all the brick voltages.
When it clears
The high voltage (HV) battery voltage minus the sum of all the brick voltages is within the accepted tolerance for difference.
Potential impact
The vehicle is unable to charge or drive. The high voltage (HV) battery cannot support the low voltage (LV) battery.
Affected models
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.