BMS family
BMS_u022_EVSE_UpdateInProgress
Supercharger update in progress
What does the BMS_u022_EVSE_UpdateInProgress alert mean?
A Supercharger post update in progress.
What you'll see in your Tesla
- Supercharger update in progress
- Try a different stall
What triggers it
The battery management system (BMS) detects that Supercharging was attempted at a stall that is undergoing an update.
When it clears
The BMS detects that the condition clears.
Potential impact
Inability to Supercharge at that stall
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.