HVBATT family
HVBATT_a081_Bp1PackOverTemperatureFault
Unable to drive or charge - PULL OVER SAFELY
What does the HVBATT_a081_Bp1PackOverTemperatureFault alert mean?
A battery pack 1 module temperature is above the fault temperature limit
What you'll see in your Tesla
- Unable to drive or charge - PULL OVER SAFELY
- High voltage battery requires service
What triggers it
A battery pack 1 module temperature is above the fault temperature limit for X duration (in seconds)
When it clears
All battery pack 1 module temperatures are below fault temperature limit
Potential impact
Power/drive limits may be reduced
Affected models
Cybertruck
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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.