BMS family
BMS_a074_Max_Charge_Level_Reduced
Maximum battery charge level reduced
What does the BMS_a074_Max_Charge_Level_Reduced alert mean?
The maximum charge level of the battery is limited by one or more alerts.
What you'll see in your Tesla
- Maximum battery charge level reduced
- OK to drive - Schedule service
What triggers it
One or more battery management system (BMS) alerts that reduce the maximum charge limit are set.
When it clears
Vehicle is not connected to a charger or the alerts causing this condition are cleared.
Potential impact
Maximum charge is reduced.
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.