Volume Does Not Change (Without Navigation)

Audio System Symptom Troubleshooting - Volume does not change

Volume does not change (without navigation)

NOTE:

- Check the vehicle battery condition first 12 Volt Battery Test.
- Check the connectors for poor connections or loose terminals.
- Set the fader and balance positions to the center.
- If the volume button does not change volume with the audio remote switch on the steering wheel, go to audio remote switch does not work properly. Audio Remote Switch Does Not Work Properly (Without Navigation)

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 the sound normal?

YES -

Go to step 3.

NO -

Go to audio system sound is weak or distorted, or no sound is heard from the speaker(s) No Sound Is Heard From The Speaker(s) (Display Is Normal) (Without Navigation).

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

Does the volume change?

YES -

Operation is normal.

NO -

- Substitute a known-good center panel, and recheck. If the symptom/indication goes away, replace the original center panel. If the symptom is still present, Substitute a known-good audio unit and recheck. If the symptom/indication goes away, replace the original audio unit.
- Substitute a known-good audio unit, and recheck. If the symptom/indication goes away, replace the original audio unit.