No Sound Is Heard From The Speaker(s) (Display Is Normal)
Audio System Symptom Troubleshooting - No sound is heard from the speaker(s) (display is normal)
No sound is heard from the speaker(s) (display is normal)
NOTE:
- Check the vehicle battery condition first Testing and Inspection.
- Check the connectors for poor connections or loose terminals.
- Do the individual speaker test.
- Set the fader and balance positions to the center.
- Before doing symptom troubleshooting, do the audio unit power switch will not turn on troubleshooting Audio Unit Power Switch Will Not Turn On (No Information Display And No Sound).
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, XM, and CD).
Is there sound in all models, 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 models:
- With navigation system, go to step 3.
- Without navigation system, go to step 4.
- If there is no sound in AM/FM mode, do the AM or FM radio reception interference troubleshooting Symptom Troubleshooting.
- If there is no sound in CD mode, do the Audio disc does not play troubleshooting Audio Disc Does Not Play.
- If there is no sound in the XM radio, do the Poor or no sound with XM radio troubleshooting Poor Or No Sound With XM Radio (Audio Unit Does Display XM Channels).
3. On the steering wheel, check if the navigation TALK command, and/or the HFL TALK command are set.
Are the navigation talk command and/or the HFL TALK command function set?
YES -
Cancel the navigation TALK command by pressing the navigation BACK button, and/or the HFL TALK command, press the HFL BACK button, then recheck the function.�
NO -
Go to step 4.
4. Turn the ignition switch to LOCK (0).
5. 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 6.
6. Remove the speaker(s) Speaker Test/Replacement, with no sound, and disconnect its connector.
7. Check the speaker 2P connector for a loose or poor connection.
Reconnect the speaker 2P connector, and recheck the symptom; is the problem still present?
YES -
Go to step 8.
NO -
Intermittent failure. The system is OK at this time.�
8. Test the speaker(s) Speaker Test/Replacement.
Is the speaker OK?
YES -
Go to step 9.
NO -
Replace the speaker(s) Speaker Test/Replacement.�
9. Reconnect the speaker connector(s).
10. Disconnect audio unit connector A (24P) and audio unit connector C (14P).
11. Check for continuity between body ground and audio unit connector A (24P) terminals and audio unit connector C (14P) terminals 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 12.
12. Disconnect the left tweeter 2P connector and right tweeter 2P connector.
13. Measure the resistance between each pair of speaker terminals at audio unit connector A (24P) terminals and audio unit connector C (14P) terminals according to the table.
Is the resistance OK?
YES -
Go to step 15.
NO -
Repair an open or a short in the wire(s) between the audio unit and the speaker(s).�
14. Disconnect the front door speaker(s) 2P connector.
15. Connect audio unit connector A (24P) terminals with a jumper wire as shown.
16. Check for continuity between tweeter 2P connector terminals according to the table.
Is there continuity?
YES -
Replace the audio unit Audio Unit Removal/Installation.�
NO -
Repair an open in the wire between the audio unit and the tweeter speaker.�