BMS family
BMS_f018_SW_Brick_UV
Unable to drive
What does the BMS_f018_SW_Brick_UV alert mean?
The battery management system (BMS) has detected that a brick is reporting a voltage below the minimum acceptable cell voltage.
What you'll see in your Tesla
- Unable to drive
- Battery charge level too low
What triggers it
A brick reports a voltage below the minimum acceptable cell voltage.
When it clears
BMS detects that all bricks are reporting the acceptable level of cell voltage.
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.