Audio System Sound Is Weak Or Distorted (Display Is Normal)

Audio System Symptom Troubleshooting - Audio system sound is weak or distorted (display is normal)

Audio system sound is weak or distorted (display is normal)

NOTE:

- Check the vehicle battery condition first 12 Volt Battery Test.
- Check the connectors for poor connections or loose terminals.
- Do the individual speaker test.
- Set the fader and balance positions to the center.

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

2. Turn on the audio unit or audio-navigation unit and check for sound in each mode (AM, FM, and CD).

Is there sound from the speakers, and is the sound quality normal in each mode?

YES -

Intermittent failure. The system is OK at this time. Check for loose connections at the audio-navigation unit, the audio unit, and each speaker.�

NO -

The speakers all work, but the sound quality is poor.

- If the sound quality is poor only with AM or FM radio, go to poor AM or FM radio reception or interference.�
- With navigation
- Without navigation
- If the sound is poor in all modes, go to sound quality diagnosis Audio System Sound Quality Diagnosis.�