Audio System Sound Is Weak or Distorted (Display Is Normal) (With ELS Audio)

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

Audio system sound is weak or distorted (display is normal) (with ELS audio)

NOTE:

- Check the vehicle battery condition first Battery Test.
- Check the connectors for poor connections or loose terminals.

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

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

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 unit, the amplifier, and each speaker.�

NO -

Speakers all work, sound quality is poor:

- If there is no sound in AM/FM mode, go to AM or FM radio reception interference troubleshooting Symptom Troubleshooting.�
- If there is no sound in CD or DVD mode, go to Audio disc does not play troubleshooting Symptom Troubleshooting.�
- If the sound is poor in all modes, go to Sound Quality Diagnosis Audio System Sound Quality Diagnosis.�