EPASTP family
EPASTP_a259_scoCanBusOff
Not Available
What does the EPASTP_a259_scoCanBusOff alert mean?
This alert is reported by the SystemConditionObserver_T222 (SCO) component when the a bus-off state is detected
What you'll see in your Tesla
- Not Available
What triggers it
EPAS has detected bus failure (Bus-off).
When it clears
EPAS recover from bus-off 100ms after the bus-off state and try again for Rx/Tx.
Potential impact
EPAS does not receive/transmit CAN messages.
Affected models
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.