BMS family
BMS_w007_SW_Module_Alarm_Broken
Vehicle shutting down
What does the BMS_w007_SW_Module_Alarm_Broken alert mean?
The battery management system (BMS) has detected that there is an issue with the battery monitor board (BMB) alarm.
What you'll see in your Tesla
- Vehicle shutting down
- PULL OVER SAFELY
What triggers it
The BMS has detected that the BMB alarm is not cycling as expected when the vehicle wakes up.
When it clears
The BMS has detected that the BMB alarm is functioning normally.
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.