Diagnostic Test

WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

EXTERNAL DISC MODULE
1. With the scan tool, erase the DTCs.
2. Replace the problem CD with a good, clean, unscratched, music CD.
3. Turn the radio CD player on.
4. With the scan tool, read the active DTCs.
  Does the Scan Tool display: B1423-00-VES DVD READ ERROR / INOPERABLE DISC?
  
  Yes
  - Eject the inoperative CD and replace the External Disc Module (EDM) in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Test Complete.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .