Audio Disc Skips

Special Tools Required
Diagnostics CD 07AAZ-SDBA100

Audio disc skips

1. Confirm the vehicles tires are properly inflated.
2. Check customers CD for scratches, fingerprints, and marks.

NOTE: The following test should be performed with audio unit bass and treble set to customers listening performance. When comparing to known-good vehicles, comparison should be performed on same model and trim level.

3. Test drive to identify when customers CD skipping occurs. The audio diagnostic CD (T/N: 07AAZ-SDBA100) can be used if customers CD is not available. Use tracks 10-12.

Does the skipping occur?

YES - Go to step 4.

NO - Operation is normal.

4. Compare the customers CD that is skipping to a known-good vehicle under the same conditions.

Does the CD skip in the known-good vehicle under the same conditions?

YES - Operation is normal.

NO - Go to step 5.

NOTE: The following test should be performed with vehicle parked and engine running.

5. Insert the diagnostic skip test CD (07AAZ-SDBA300) (ABEX TCD 721). Play tracks 2-11 and note the track number(s) the CD starts skipping. Do the same test on a known-good vehicle.

Does the CD skip on same track(s) number as known-good vehicle?

YES - Operation is normal.

NO - Go to step 6.

6. Insert the diagnostic skip test CD (07AAZ-SDBA200) (ABEX TCD 725B) play tracks 7-11 and tracks 13-15 and note the track number(s) the CD starts skipping. Perform the same test on a known-good vehicle.

Does the CD skip on same track(s) number as known-good vehicle?

YES - Operation is normal.

N0 -
- With navigation: Replace CD changer.
- Without navigation: Replace audio unit.