MCU_w122 — Audio Watchdog Reboot
Full alert identifier: MCU_w122_AudioWatchdogReboot
Alert description
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.
Potential impact
If blocked alert log signal values are reported, audio may be unavailable until the next vehicle wake. If rebooted alert log signal values are reported, the MCU will reboot.
Set condition
The audio watchdog detects a critical audio error within 60 seconds of vehicle wake.
Clear condition
The audio watchdog does not detect any critical audio errors.
Signals to check
These diagnostic fields are associated with MCU_w122. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Audio Reboot State
MCU_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of MCU_w122.