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 Battery Test.
* Check the connectors for poor connections or loose terminals.

1. Problem verification:

Problem verification
-1. Turn the ignition switch to ON (II).

-2. Turn on the audio 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 unit and each speaker.
-NO- Go to Poor AM or FM radio reception or interference (with navigation) troubleshooting Poor AM or FM Radio Reception Or Interference (With Navigation).
-NO- Go to Poor AM or FM radio reception or interference (without navigation) troubleshooting Poor AM or FM Radio Reception Or Interference (Without Navigation).
-NO- Go to Audio disc does not play troubleshooting Audio Disc Does Not Play.
-NO- Go to Sound Quality Diagnosis Audio System Sound Quality Diagnosis.