HVBATT family
HVBATT_a202_Bp2ModuleTempSenseFault
Vehicle may not restart
What does the HVBATT_a202_Bp2ModuleTempSenseFault alert mean?
HVBATT detects that any module in the battery sub pack cannot measure temperature properly.
What you'll see in your Tesla
- Vehicle may not restart
- Service is required
What triggers it
A battery monitoring board (BMB) detects that all of the thermistors on a module are BAD or SNA.
When it clears
HVBATT detects that all modules in the subpack are sensing temperature nominally.
Potential impact
Inability to charge, drive, or support the low voltage (LV) system.
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.