MCU_w046 — Audio Watchdog Kernel Error

Full alert identifier: MCU_w046_AudioWatchdogKernelError

Alert description

Audio kernel error

Potential impact

This information is not available in the alert reference.

Set condition

This information is not available in the alert reference.

Clear condition

This information is not available in the alert reference.

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of MCU_w046.

MCU_w047 — Audio Watchdog Hfp Error MCU_w047_AudioWatchdogHfpError Audio HFP data error
MCU_w048 — Audio Watchdog Xrun Storm Error MCU_w048_AudioWatchdogXrunStormError Audio XRUN storm
MCU_w047 — Audio Watchdog MCU_w047_AudioWatchdog Audio stack resetting UI within 1 minute of waking while vehicle parked, includes payload for reset reason.
MCU_w049 — Audio Watchdog A2b I2C Lockup Error MCU_w049_AudioWatchdogA2bI2cLockupError The Media Control Unit (MCU) detects 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.
MCU_w122 — Audio Watchdog Reboot MCU_w122_AudioWatchdogReboot The audio watchdog detects a critical audio error during vehicle wake, which may cause the Media Control Unit (MCU) to restart and/or audio to be temporarily unavailable.

Browse all MCU alert codes