MyTeslaMate
SDCRE2 family

SDCRE2_a010_vrefIrrational

Not Available

What does the SDCRE2_a010_vrefIrrational alert mean?

Secondary disconnect controller (SDC) reference voltage (Vref) for current sensor measurement is irrational, making SDC unable to monitor drive unit electrical state.

What you'll see in your Tesla

  • Not Available

What triggers it

SDC reference voltage (Vref) measurement is outside of expected range.

When it clears

Reference voltage (Vref) is within expected range.

Potential impact

Pyro disconnect may not function as expected.

Affected models

Semitruck

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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.