RADC family
RADC_a001_can1BusOff
Not Available
What does the RADC_a001_can1BusOff alert mean?
Secondary CAN Bus Off
What you'll see in your Tesla
- Not Available
What triggers it
Set when transmit error count is above 255, Per ISO 11898-1.
When it clears
A 12v reset will clear the transmit error
Potential impact
None
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.