BMS family
BMS_a037_SW_Flood_Port_Open
Not Available
What does the BMS_a037_SW_Flood_Port_Open alert mean?
The battery management system (BMS) has detected that at least one flood port is open.
What you'll see in your Tesla
- Not Available
What triggers it
The BMS detects that voltage of the flood port switch sensor indicates that one or more flood ports is open.
When it clears
The BMS detects that voltage of the flood port switch sensor indicates that both flood ports are closed.
Potential impact
This alert is primarily informational and used for logging purposes.
Affected models
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
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.