MyTeslaMate
STO family

STO_a151_vcLVMia

Not Available

What does the STO_a151_vcLVMia alert mean?

Expected CAN messages from the Low Voltage Vehicle Control (vcLV) ECU were not received.

What you'll see in your Tesla

  • Not Available

What triggers it

CAN message frames from the vcLV ECU were not received as expected

When it clears

CAN messages received as expected

Potential impact

Active Driver Assist System (ADAS) control may be disabled, and Steering assist may be affected, since the vcLV to Steering Torque Overlay (STO) interface is interrupted

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.