APP family
APP_w045_radMia
Not Available
What does the APP_w045_radMia alert mean?
One or more of the messages the Autopilot electronic control unit (ECU) receives periodically from the radar ECU is not received, indicating the radar 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 radar ECU is not received. Alert log signal data should provide more information on specific message(s) missing.
When it clears
The Autopilot ECU starts receiving expected messages from the radar ECU.
Potential impact
All Autopilot features are unavailable.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2012-2020
Model S 2021+
Model X 2015-2020
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.