ADSP family
ADSP_w027_ethUdpErr
Not Available
What does the ADSP_w027_ethUdpErr alert mean?
The Audio Digital Signal Processor (ADSP) detects an Ethernet Bus (ETH) Datagram Protocol (UDP) error.
What you'll see in your Tesla
- Not Available
What triggers it
The ADSP detects an ETH UDP error.
When it clears
Clears automatically after 10 seconds.
Potential impact
The Active Noise Canceling (ANC) feature may be unavailable or may not operate as expected.
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.