BMS family
BMS_a082_SW_Ctr_Force_Open
Not Available
What does the BMS_a082_SW_Ctr_Force_Open alert mean?
The battery management system (BMS) forced pack contactors open due to one or more alerts.
What you'll see in your Tesla
- Not Available
What triggers it
One or more BMS alerts that force pack contactors are open.
When it clears
There are no alerts present that force the contactors open.
Potential impact
Inability to charge, drive, or support the low voltage (LV) system
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.