MyTeslaMate
UI family

UI_a038_AudioWatchdogA2bI2cLockupError

Not Available

What does the UI_a038_AudioWatchdogA2bI2cLockupError alert mean?

The A2B I2C bus experiences a lockup condition, which may cause audio devices on the A2B I2C bus to be inaccessible and may lead to a complete loss of audio.

What you'll see in your Tesla

  • Not Available

What triggers it

The A2B I2C bus experiences a lockup condition.

When it clears

The lockup condition on the A2B I2C bus is resolved.

Potential impact

Audio devices on the A2B I2C bus may be inaccessible, and there may be a complete loss of audio.

Affected models

Cybertruck Model 3 2017-2023 Model 3 2024+ Model S 2021+ Model X 2021+ Model Y Model Y 2025+ Semitruck

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.