RADC family
RADC_a003_ecuBistDisabled
Not Available
What does the RADC_a003_ecuBistDisabled alert mean?
The radar circuit (RADC) has detected that the memory built in self-test (BIST) has been disabled. RADC may not operate as expected.
What you'll see in your Tesla
- Not Available
What triggers it
RADC detects a condition with the BIST.
When it clears
RADC no longer detects a condition with the BIST.
Potential impact
The RADC might not operate as expected and may compromise radar-based functionalities on the vehicle.
Affected models
Cybertruck
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.