TAS family
TAS_a098_UI_MIA
Not Available
What does the TAS_a098_UI_MIA alert mean?
One or more CAN messages from UI are not being received by the ECU.
What you'll see in your Tesla
- Not Available
What triggers it
One or more CAN messages from UI are not being received by the ECU (missing, bad RX rate, or invalid checksum/counter).
When it clears
Successful reception of all RXd CAN messages from UI.
Potential impact
Air suspension functionality may be reduced, system may not lower suspension at higher speeds. Adaptive damping settings may not be as selected.
Affected models
Cybertruck
Model S 2021+
Model X 2021+
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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.