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 12 volt battery condition first .

• 1. Problem verification:

  - 1. Turn the vehicle to the ON mode.

  - 2. Turn on the audio system, 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: Sound is weak or distorted in AM/FM mode

  Refer to AUDIO SYSTEM SYMPTOM TROUBLESHOOTING - POOR AM OR FM RADIO RECEPTION OR INTERFERENCE(WITH NAVIGATION, WITH DISPLAY AUDIO) , AUDIO SYSTEM SYMPTOM TROUBLESHOOTING - POOR AM OR FM RADIO RECEPTION OR INTERFERENCE(WITH NORMAL AUDIO) , & AUDIO SYSTEM SYMPTOM TROUBLESHOOTING - POOR AM OR FM RADIO RECEPTION OR INTERFERENCE(WITHOUT NAVIGATION, WITH DISPLAY AUDIO) .

  NO: Sound is weak or distorted in CD mode

  Refer to Audio System Symptom Troubleshooting - Audio disc does not play  .

  NO: Sound is weak or distorted in all modes

  Go to Sound Quality Diagnosis - Refer to: Audio System Sound Quality Diagnosis Audio System Diagnostic Mode  .