Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition
Diagnostic trouble code (DTC)AUM-4403 is stored if the quality of the read off signal is bad or if the disc in the 4CD changer rotates unevenly.

Possible source
- Reading fault in the 4 CD changer.
- Defective 4 CD changer.
- Defective CD disc.

Fault symptom[s]
- No sound reproduction from the 4 CD changer.
- The error message is displayed in the audio unit display.