Volume Does Not Change

Volume does not change

NOTE:
- Check the vehicle battery condition first.
- Check the connectors for poor connections or loose terminals.
- Set the fader and balance positions to the center.

1. Turn on the audio unit and listen to sound from the speakers.

Is the sound normal?

YES - Go to step 2.

NO - Go to audio system sound is weak or distorted, or no sound is heard from speakers.

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

Does the volume change?

YES - Operation is normal.

NO - Replace the audio unit.