BMS family
BMS_w133_SW_Service_Tool
Not Available
What does the BMS_w133_SW_Service_Tool alert mean?
A software tool (such as Toolbox) connected to the vehicle requests an action from the battery management system (BMS) that is either improperly requested or is not permitted in the current BMS state.
What you'll see in your Tesla
- Not Available
What triggers it
A software tool improperly requests an action from the BMS or requests an action that is not permitted.
When it clears
None. This alert clears immediately after it is set.
Potential impact
The requested diagnostic function is not performed.
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.