MyTeslaMate
BMS family

BMS_f044_SW_Assertion

Not Available

What does the BMS_f044_SW_Assertion alert mean?

This is an engineering diagnostic alert. It indicates that the software noticed something unexpected but still ended up in an expected state condition. If this alert persists, it may indicate an issue in the production code.

What you'll see in your Tesla

  • Not Available

What triggers it

An assertion in the software is false.

When it clears

All assertions pass.

Potential impact

This alert is primarily informational and is used for logging purposes.

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.