Wireless Headphone Sound Is Weak, Sound Distorted, There Is Static, Volume Does Not Change, or There Is No Sound In All Modes

Rear Entertainment System Symptom Troubleshooting - Wireless headphone sound is weak, sound distorted, there is static, volume does not change, or there is no sound in all modes

Wireless headphone sound is weak, sound is distorted, there is static, volume does not change, or there is no sound in all modes

NOTE:

- Check the vehicle battery condition first Battery Test.
- You may use known-good headphones from a factory installed or accessory RES, but it must be a similar vehicle (for example, do not use Odyssey RES headphones).

1. Substitute a known-good wireless headphone and recheck.

Does the symptom go away?

YES -

Replace the original wireless headphones.�

NO -

Go to step 2.

2. Check the lens on the rear edge of the rear screen for dirt or damage.

Does the rear screen appear to be in good condition?

YES -

Go to step 3.

NO -

Substitute a known-good rear controller and screen Service and Repair, and recheck. If the symptom/indication goes away, replace the original rear controller and screen Service and Repair.�

3. Substitute a known-good audio-navigation unit Audio-Navigation Unit Removal/Installation, and recheck.

Does the symptom go away?

YES -

Replace the original audio-navigation unit Audio-Navigation Unit Removal/Installation.�

NO -

Go to step 4.

4. Disconnect audio-navigation unit connector E (16P) and the rear controller and screen 24P connector.

5. Check for continuity between body ground and audio-navigation unit connector E (16P) according to the table.









Is there continuity?

YES -

There is a short to body ground in the wire(s) between the audio-navigation unit and the rear controller and screen. Replace the affected shielded harness.�

NO -

Go to step 6.

6. Check for continuity between the terminals of audio-navigation unit connector E (16P) according to the table.









Is there continuity between any of the terminals?

YES -

There is a short in the wire(s) between the audio-navigation unit and the rear controller and screen. Replace the affected shielded harness.�

NO -

Go to step 7.

7. Check for continuity between audio-navigation unit connector E (16P) and rear controller and screen 24P connector according to the table.









Is there continuity?

YES -

Substitute a known-good rear controller and screen Service and Repair, and recheck. If the symptom/indication goes away, replace the original rear controller and screen Service and Repair.�

NO -

There is an open in the wire(s) between the audio-navigation unit and the rear controller and screen. Replace the affected shielded harness.�