DTC: U3000:04, 09:Er22 [AUDIO]

id0902f6441500

Description | Audio unit internal malfunction
--- | ---
Detection condition | Audio unit internal ECU (Tuner peripheral circuit) is faulted.
Possible cause | Audio unit malfunction
System wiring diagram | —

Diagnostic Procedure

Step | Inspection | Action
--- | --- | ---
1 | CONFIRM AUDIO UNIT DTC • Clear the DTC from the audio unit memory. (See CLEARING DTC [AUDIO].) • Perform the audio unit DTC inspection. (See DTC INSPECTION [AUDIO].) • Is the same DTC present? | Yes | Replace the audio unit, then go to the next step. (See AUDIO UNIT REMOVAL/INSTALLATION.)
No | Go to the next step.
2 | VERIFY IF OTHER DTCs DISPLAYED • Are any other DTCs displayed? | Yes | Repair the malfunctioning part according to the applicable DTC troubleshooting. (See DTC TABLE [AUDIO].)
No | DTC troubleshooting completed.