MyTeslaMate
HVBATT family

HVBATT_a313_NvmDeviceHwInterfaceError

Not Available

What does the HVBATT_a313_NvmDeviceHwInterfaceError alert mean?

The High Voltage Controller (HVC) fails to initialize the interface to its non-volatile memory (NVM).

What you'll see in your Tesla

  • Not Available

What triggers it

The HVC interface encounters error to its NVM.

When it clears

Clears automatically.

Potential impact

The HVC cannot retain any non-volatile data.

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.