Volume Does Not Change

Symptom Troubleshooting: Volume does not change

Volume does not change

NOTE:

- Check the vehicle battery condition first. Testing and Inspection

- Check the connectors for poor connections or loose terminals.

- Set the fader and balance positions to the center.

1. Listen for sound from the speakers.

Is the sound normal?
YES - Go to step 2.

NO - Go to Audio system sound is weak or distorted, Audio System Sound Is Weak Or Distorted (Display Is Normal) or No sound is heard from speaker(s):

- With navigation No Sound Is Heard From The Speaker(s) (Display Is Normal) (With Navigation)

- Without navigation No Sound Is Heard From The Speaker(s) (Display Is Normal) (Without Navigation, With Audio)



2. Operate the volume knob to see if the volume changes.

Does the volume change?
YES - Operation is normal.

NO -
- With navigation: Replace the audio-navigation unit. Audio-Navigation Unit Removal/Installation (With Navigation)

- Without navigation: Replace the audio unit. Audio Unit Removal/Installation (Without Navigation, With Audio)