No Sound Is Heard From The Speaker(s) From All Inputs (Display Is Normal) (Without Navigation And Rear Entertainment System)

Audio System Symptom Troubleshooting - No sound is heard from the speaker(s) from all the inputs (display is normal)

No sound is heard from the speaker(s) from all inputs (display is normal) (Without navigation and rear entertainment system)

NOTE:

- Check the vehicle battery condition first Testing and Inspection.
- Check the connectors for poor connections or loose terminals.
- Set the fader and balance positions to the center.
- Make sure the volume is not set to the MIN level.

1. Turn the ignition switch to ON (II).

2. Make sure the volume is not set to the MIN level, and check for sound in all modes (AM/FM, CD, XM).

Is there sound in all modes, and is the sound normal?

YES -

System is OK at this time. Check for poor connections at the audio unit and speakers.

NO -

- If there is no sound in all modes, go to step 3.
- If there is no sound in AM/FM mode, go to AM or FM radio reception interference Symptom Troubleshooting.�
- If there is no sound in CD mode, go to the audio disc does not play Symptom Troubleshooting.�
- If there is no sound in the XM radio, go to the Poor or no sound with XM radio Poor Or No Sound With XM Radio (Audio Unit Does Display XM Channels).�

3. Turn the ignition switch to LOCK (0).

4. Check the speaker(s) with no sound for any damage.

Is there any damage?

YES -

Replace the speaker(s) Speaker Test/Replacement, and recheck.�

NO -

Go to step 5.

5. Remove the speaker(s) that has no sound Speaker Test/Replacement, and disconnect its connector.

6. Check the speaker connector for a loose or poor connection.

Reconnect the speaker connector, and recheck the symptom; is the condition still present?

YES -

Go to step 7.

NO -

Intermittent failure. Operation is normal.�

7. Test the speaker(s) Speaker Test/Replacement.

Is the speaker OK?

YES -

Go to step 8.

NO -

Replace the speaker(s) Speaker Test/Replacement, and retest.�

8. Reconnect the speaker connector.

9. Disconnect audio unit connector A (24P) and connector B (14P).

NOTE: Eject all the CDs before disconnecting the audio unit to prevent damaging the CD player's load mechanism.

10. Check for continuity between body ground and speaker wires of audio unit connector A (24P) and connector B (14P) according to the table.

















Is there continuity?

YES -

Repair a short to body ground in the wire(s) between the audio unit and the speaker(s).�

NO -

Go to step 11.

11. Disconnect the connector(s) from the tweeter.

12. Measure the resistance between both pairs of speaker wires (+) and (-) at the audio unit connector A (24P) and connector B (14P) according to the table.

















Is the resistance OK?

YES -

Go to step 13.

NO -

Repair an open or a short in the wire(s) between the audio unit and the speaker(s).�

13. Disconnect the connectors from the front speakers.

14. Connect the tweeter 2P connector (+) and (-) with a jumper wire.










15. Check for continuity between both pairs of speaker wires (+) and (-) for each speaker at the audio unit connector A (24P) according to the table.









Is there continuity?

YES -

Substitute a known-good audio unit Audio Unit Removal/Installation, and recheck. If the symptom/indicated goes away, replace the original audio unit Audio Unit Removal/Installation.�

NO -

Repair an open in the wire between the audio unit and the speaker(s).�