MyTeslaMate
STITCH1 family

STITCH1_a020_SW_HV_Bus_Top_OV

Not Available

What does the STITCH1_a020_SW_HV_Bus_Top_OV alert mean?

A software trip has been detected due to High Voltage (HV) bus top half voltage readings exceeding the expected limit during operation.

What you'll see in your Tesla

  • Not Available

What triggers it

Single HV top half bus voltage exceeds the expected threshold.

When it clears

Single HV top half bus voltage drops below the expected threshold.

Potential impact

STITCH will halt operation, high voltage will not be supported.

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.