BMS family
BMS_a078_Rapid_Dch_While_Charging
Not Available
What does the BMS_a078_Rapid_Dch_While_Charging alert mean?
The BMS has detected high discharge current during DC charge session
What you'll see in your Tesla
- Not Available
What triggers it
The discharge current is above an acceptable threshold while DC charging is enabled
When it clears
The charge session has been shut down
Potential impact
The vehicle will not charge until the charge cable is removed and the alert is cleared
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.