Audio Unit Button Does Not Work (With Navigation)

Symptom Troubleshooting: Audio unit button does not work

Audio unit button does not work (with navigation)

NOTE:

- Check the vehicle battery condition first.

- Check the connectors for poor connections or loose terminals.

- In order to troubleshoot the main power switch, go to Power switch will not turn on. Audio Unit Power Switch Will Not Turn On (No Information Display and No Sound) (With Navigation)

1. Operate all items in the appropriate switch list.

Switch list





Do all the items in the appropriate switch list work properly?
YES - Operation is normal.

NO - Substitute a known-good audio-navigation unit (including the HDD). Audio-Navigation Unit Removal/Installation (With Navigation) If the symptom/indication goes away, replace the audio-navigation unit. If the symptom still present, substitute a known-good audio-navigation switch panel, Audio-Navigation Switch Panel Removal/Installation (With Navigation) and recheck. If the symptom/indication goes away, replace the audio-navigation switch panel.