BMSSEMI family
BMSSEMI_a074_Bp1BrickUnderVoltageFault
Battery system undervoltage error detected
What does the BMSSEMI_a074_Bp1BrickUnderVoltageFault alert mean?
A battery pack 1 brick voltage is below the under voltage fault limit.
What you'll see in your Tesla
- Battery system undervoltage error detected
- Pull over recommended - Vehicle may shut down
What triggers it
A battery pack 1 brick voltage is below the under voltage fault limit for X duration (in seconds)
When it clears
All battery pack 1 brick voltages are above the under voltage fault limit
Potential impact
Drive may be blocked
Affected models
Semitruck
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.