Audio Amplifier Internal Failure
The audio amplifier reports an internal self-test failure. Sound output may be distorted, missing on some channels, or the amplifier enters a protection mode.
Affected components
- Audio amplifier
- Infotainment module
Common causes
- High likelihood: Amplifier internal fault
- Medium likelihood: Power supply or ground fault
Possible symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.