RADC family
RADC_a005_ecuEcuMError
Not Available
What does the RADC_a005_ecuEcuMError alert mean?
The radar circuit (RADC) has detected a condition with the module configuration. RADC may not operate as expected.
What you'll see in your Tesla
- Not Available
What triggers it
RADC detects a condition with the electronic control unit (ECU) module configuration.
When it clears
RADC no longer detects a condition with the ECU module configuration.
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.