B1421

B1421-AUDIO CD READ ERROR/INOPERABLE DISC

For a complete wiring diagram refer to Diagrams/Electrical.

- When Monitored:
- Continuously with the ignition on and the radio CD player turned on.
- Set Condition:
- The code will set if a CD that is not formatted as a music CD is installed in the radio CD player.





Diagnostic Test

1. RADIO

Replace the problem CD with a good, clean, unscratched, music CD.

Turn the radio CD player on.

With the scan tool, read DTC's.

Does the scan tool display: B1421 AUDIO CD READ ERROR/INOPERABLE DISC?

Yes

- Eject the inoperative CD and replace the CD.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Test Complete.
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