RADC family
RADC_a018_internalHardwareFault
Not Available
What does the RADC_a018_internalHardwareFault alert mean?
The radar circuit (RADC) has detected an unexpected hardware reset. RADC may not operate as expected.
What you'll see in your Tesla
- Not Available
What triggers it
RADC detects an unexpected hardware reset.
When it clears
RADC detects the condition causing the unexpected hardware reset has been resolved and the system is functioning properly.
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+
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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.