Audio Disc Skips

Special Tools Required
Diagnostics CD 07AAZ-SDBA100

Audio disc skips

1. Confirm the vehicle's tires are properly inflated with no cupping or flat spots.
2. Check the customer's CD for scratches, fingerprints, and marks.

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

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

Does the CD skip?

YES - Go to step 4.

NO - Operation is normal.

4. Compare the customer's CD that is skipping in 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: Do the following test with vehicle parked and engine running.

5. Insert the diagnostic skip test CD (T/N: 07AAZ-SDBA300) (ABEXTCD721). Play tracks 2-11 and note the track number(s) where the CD starts skipping. Do the same test on a known-good vehicle.

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

YES - Operation is normal at this time.

NO - Go to step 6.

6. Insert the diagnostic skip test CD (T/N: 07AAZ-SDBA200) (ABEXTCD725B) play tracks 7-11 and tracks 13-15 and note the track number(s) where the CD starts skipping. Do the same test on a known-good vehicle.

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

YES - Operation is normal.

NO -
- With navigation: Replace navigation unit.
- Without navigation: Replace audio unit.