USM family
USM_a199_s11Disconnected
Not Available
What does the USM_a199_s11Disconnected alert mean?
Alert indicating that the sensor is disconnected
What you'll see in your Tesla
- Not Available
What triggers it
When the sensor is disconnected
When it clears
When the sensor has been reconnected
Potential impact
Park assist features will be disabled.
Affected models
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
Track your Tesla's alerts automatically
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.