MyTeslaMate
HVBATT family

HVBATT_a391_BpBusOff

Not Available

What does the HVBATT_a391_BpBusOff alert mean?

The Battery Pack (BP) bus is in the BusOff state.

What you'll see in your Tesla

  • Not Available

What triggers it

BP bus is experiencing a condition affecting its functionality, causing it to enter the BusOff state.

When it clears

The BP bus state is stable and no longer in BusOff.

Potential impact

The BP bus is unable to communicate with other components.

Affected models

Cybertruck

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.