MyTeslaMate
BMS family

BMS_f101_HW_BMB_Over_Temperature

Vehicle systems too hot

What does the BMS_f101_HW_BMB_Over_Temperature alert mean?

A battery monitoring board (BMB) reports to the battery management system (BMS) that it is overheating.

What you'll see in your Tesla

  • Vehicle systems too hot
  • PULL OVER SAFELY

What triggers it

A BMB reports a temperature above the maximum threshold.

When it clears

The BMB reports a temperature below the maximum threshold.

Potential impact

Inability to charge, drive, or support the low voltage (LV) system

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.