Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition
Diagnostic trouble code (DTC) AUM-4603 is stored if the quality of the read off signal is poor or if the disc in the 10 CD changer rotates unevenly.

Possible source
- Reading fault in the 10 CD changer.
- Defective 10 CD changer.
- Defective CD disc.

Fault symptom[s]
- No sound reproduction from the 10 CD changer.