ESP family
ESP_a136_steeringAngleFrozen
Not Available
What does the ESP_a136_steeringAngleFrozen alert mean?
Steering Wheel Position Sensor: Constant signal detected
What you'll see in your Tesla
- Not Available
What triggers it
EPAS3P_internalSAS is frozen on CAN
When it clears
Verify EPAS is awake, in good state, and there is traffic present on the bus. Review EPAS/DI alerts for other indicators of failure
Potential impact
May fault VDC/TC, ABS performance degradation
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.