Audio Unit Button Does Not Work

Audio System Symptom Troubleshooting - Audio unit button does not work

Audio unit button does not work

NOTE:

- Check the vehicle battery condition first Battery Test.
- In order to troubleshoot the main power switch, go to Audio unit power switch will not turn on (No information display and no sound) Audio Unit Power Switch Will Not Turn On (No Information Display And No Sound).

1. Go to the audio button, knob, and audio remote switch detection mode in the audio Self-Diagnostic Function Audio System Self-Diagnostic Function. Operate all items in the appropriate switch list.





Are all the items in the appropriate switch list detected?

YES -

Operation is normal.

NO -

Substitute a known-good audio switch panel; with navigation Audio Switch Panel Removal/Installation (With Navigation), without navigation Audio Switch Panel Removal/Installation (Without Navigation), and recheck. If the symptom/indication goes away, replace the original audio switch panel; with navigation Audio Switch Panel Removal/Installation (With Navigation), without navigation Audio Switch Panel Removal/Installation (Without Navigation). If the symptom/indication is still present, replace the audio unit; with navigation Audio Unit Removal/Installation (With Navigation), without navigation Audio Unit Removal/Installation (Without Navigation).