No Sound Is Heard From The Speaker(s) (Display Is Normal) (Without Navigation)
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) (without navigation)
NOTE:
- Check the vehicle battery condition first Battery Test.
- Set the fader and the balance positions to the center.
- Before doing the troubleshooting, do the Audio unit power switch will not turn on (No information display and no sound) troubleshooting Audio Unit Power Switch Will Not Turn On (No Information Display And No Sound) (Without Navigation).
- Check the connectors for poor connections or loose terminals.
1. Turn the ignition switch to ON (II).
2. Turn on the audio system, and make sure the volume button is not set to the MIN level.
Is it at the MIN level?
YES -
Raise the volume level, and recheck the function.
NO -
Go to step 3.
3. Check for sound in each mode (AM/FM, XM, USB, and CD).
Is the sound OK in each mode?
YES -
Intermittent failure, the system is OK at this time. Check for loose connections at the audio unit and speaker(s).
NO -
- If there is no sound in all modes;
- With HandsFreeLink, go to step 4.
- Without HandsFreeLink, go to step 7.
- If there is no sound in AM/FM mode, go to Poor AM or FM radio reception or interference troubleshooting Symptom Troubleshooting.
- If there is no sound in the XM radio, go to Poor or no sound with XM radio (Audio unit does display XM channels) troubleshooting Poor Or No Sound With XM Radio (Audio Unit Does Display XM channels) (Without Navigation).
- If sound quality is poor only with USB mode, go to USB input sound is low or cannot be heard troubleshooting Symptom Troubleshooting.
- If there is no sound in CD mode, go to Audio disc does not play troubleshooting Symptom Troubleshooting.
4. Turn the ignition switch to LOCK (0).
5. Disconnect the HandsFreeLink control unit 32P connector.
6. Turn the ignition switch to ON (II), and recheck the audio system for sound.
Did the sound return?
YES -
Replace the HandsFreeLink control unit Service and Repair.
NO -
Go to step 7.
7. Do the Speaker Check Mode with Self-Diagnostic Function.
Did all speakers produce a tone?
YES -
Substitute a known-good audio unit Audio Unit Removal/Installation, and recheck. If the symptom/indication goes away, replace the original audio unit Audio Unit Removal/Installation.
NO -
Go to step 8.
8. Turn the ignition switch to LOCK (0).
9. Check the no sound speaker(s) for damage.
Is there any damage?
YES -
Replace the speaker(s) Speaker Test/Replacement, and recheck.
NO -
Go to step 10.
10. Remove the speaker(s) with no sound Speaker Test/Replacement, and disconnect its connector.
11. Check the speaker connectors for a loose or poor connection.
Reconnect the connectors, and recheck the symptom; is the condition still present?
YES -
Go to step 12.
NO -
Intermittent failure. Operation is normal.
12. Test the speaker(s) Speaker Test/Replacement.
Is the speaker(s) OK?
YES -
Go to step 13.
NO -
Replace the speaker(s) Speaker Test/Replacement.
13. Reconnect the speaker connector(s).
14. Disconnect audio unit connectors A (24P) and C (16P).
NOTE: Eject all the discs before disconnecting the audio unit to prevent damaging the CD/DVD player's load mechanism.
15. Check for continuity between audio unit connectors A (24P) and C (16P) and body ground 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). If there is no continuity with rear door speaker(s), also check the CESS articulated harness.
NO -
Go to step 16.
16. Disconnect the left tweeter 2P connector and the right tweeter 2P connector.
17. Measure the resistance between each pair of speaker terminals at audio unit connectors A (18P) and C (16P) according to the table.
Is the resistance OK?
YES -
Go to step 18.
NO -
Repair an open or a short in the wire(s) between the stereo amplifier and the speaker(s).
18. Connect audio unit connector A (24P) terminals with jumper wires as shown.
19. Check for continuity between the tweeter 2P connector 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.