UI family
UI_a213_ISADisabled
Intelligent Speed Assist disabled
What does the UI_a213_ISADisabled alert mean?
Intelligent Speed Assist (ISA) feature is disabled during this time.
What you'll see in your Tesla
- Intelligent Speed Assist disabled
- Not Available
What triggers it
ISA feature is enabled in the vehicle's region and experienced an user action that disables the feature.
When it clears
ISA is unmuted or user gets out of the mode they are in.
Potential impact
ISA active safety feature is disabled by user action.
Affected models
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
Semitruck
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.