BMS family
BMS_a136_SW_Module_OT_Warning
Not Available
What does the BMS_a136_SW_Module_OT_Warning alert mean?
The Battery Management System (BMS) has detected one or more module temperatures exceed the warning threshold.
What you'll see in your Tesla
- Not Available
What triggers it
The maximum module temperature is greater than the warning threshold.
When it clears
The maximum module temperature is less than the temperature warning threshold.
Potential impact
Vehicle performance is limited.
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.