APP family
APP_w056_diMia
Not Available
What does the APP_w056_diMia alert mean?
One or more of the messages the Autopilot electronic control unit (ECU) receives periodically from the drive inverter (DI) ECU is not received, indicating the DI ECU may be unavailable (MIA).
What you'll see in your Tesla
- Not Available
What triggers it
One or more of the expected messages from the DI ECU is not received.
When it clears
The Autopilot ECU starts receiving expected messages from the DI ECU.
Potential impact
Autopilot features are not available
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
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.