Symptom Troubleshooting
Audio System Symptom Troubleshooting - Audio disc skips
Special Tools Required
- Diagnostic CD 07AAZ-SDBA100
- Skip Test CD 07AAZ-SDBA200
- Skip Test CD 07AAZ-SDBA300
Audio disc skips (with navigation)
NOTE:
- Check the vehicle battery condition first Battery Test.
- Check the connectors for poor connections or loose terminals.
- Disc labels should not be used in the audio-navigation unit. They may jam and damage the player mechanism.
1. Confirm the vehicles tires are properly inflated.
2. Check the client's disc for scratches and fingerprints.
NOTE: The following test should be done with the audio system bass and treble set to the client's listening settings. When comparing to known-good vehicles, do the comparison on the same model and trim level.
3. Test-drive the vehicle to identify when the client's disc skips. The audio diagnostic CD (T/N 07AAZ-SDBA100) can be used if the client's CD is not available; use tracks 10-12.
Does the disc skip?
YES -
Go to step 4.
NO -
Operation is normal.�
4. Compare the client's CD that skips to a known-good vehicle under the same conditions.
Does the disc skip in the known-good vehicle under the same conditions?
YES -
The disc player operation is normal, the problem is with the client's disc.�
NO -
Go to step 5.
NOTE: Do the following test with vehicle parked and the engine running.
5. Insert the diagnostic skip test CD (T/N 07AAZ-SDBA300). Play tracks 2-11, and note on which track number(s) the disc starts skipping. Do the same test on a known-good vehicle.
Does the disc skip on the same track(s) as the known-good vehicle?
YES -
Operation is normal.�
NO -
Go to step 6.
6. Insert the diagnostic skip test CD (T/N 07AAZ-SDBA200). Play tracks 7-11 and tracks 13-15, and note on which track number(s) the disc starts skipping. Do the same test on a known-good vehicle.
Does the disc skip on the same track number(s) as the known-good vehicle?
YES -
Operation is normal.�
NO -
Substitute a known-good audio-navigation unit (including the HDD) Audio-Navigation Unit Removal/Installation. If the symptom/indication goes away, replace the original audio-navigation unit Audio-Navigation Unit Removal/Installation.�