MyTeslaMate
SDCRE2 family

SDCRE2_a029_diMIA

Not Available

What does the SDCRE2_a029_diMIA alert mean?

Drive Inverter (DI) controller area network (CAN) or UART communication to the secondary disconnect controller (SDC) is missing (MIA).

What you'll see in your Tesla

  • Not Available

What triggers it

SDC is not receiving all expected CAN or UART frames from DI.

When it clears

SDC receives all expected CAN and UART frames from DI.

Potential impact

SDC is unable to determine DI status

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.