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Diagnostic procedure

WARNING: This page is about a different car, the 2005 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
DTC 06:ER07 - DIAGNOSTIC PROCEDURE

STEP INSPECTION ACTION
1 VERIFY WHETHER MALFUNCTION IS IN CD CHANGER (UPPER MODULE) OR CD 
  • Play all CDs in changer.
  • Is CD changer able to read them properly?
Yes Go to Step 3.
No Not able to read particular CD. Go to next step.
Not able to read any CD. Go to Step 3.
2 INSPECT CD 
  • Inspect condition of CD where error has occurred.
  • Is CD okay?
NOTE:
  • In some cases, not all CD-R/CD-RW will play.
Yes Go to next step.
No Repair (remove foreign material) or replace CD, then go to next step.
3 INSPECT CD CHANGER (UPPER MODULE) 
  • Clear DTC.
  • Insert and play CD for 12 seconds or more. 
  • Start on-board diagnostic test mode.
  • Is DTC 06:Er07 displayed?
Yes Replace CD changer (upper module).
No Troubleshooting completed.