Audio-Navigation Unit Button Does Not Work (With Navigation)

Audio System Symptom Troubleshooting - Audio-Navigation unit button does not work

Audio-Navigation unit button does not work (with navigation)

NOTE:

- Check the vehicle battery condition first Battery Test.
- Check the connectors for poor connections or loose terminals.
- In order to troubleshoot the main power switch, go to audio-navigation unit power switch will not turn on Audio-Navigation Unit Power Switch Will Not Turn On (No Information Display and No Sound) (With Navigation).

1. Go into the Detail Information & Settings select Unit Check, and use the Audio key test under Hard key.

Do the buttons work properly?

YES -

Operation is normal.�

NO -

Substitute a known-good audio-navigation unit (including the HDD) Audio-Navigation Unit Removal/Installation. If the symptom/indication goes away, replace the audio-navigation unit Audio-Navigation Unit Removal/Installation. If the symptom still present, substitute a known-good audio-navigation panel Audio-Navigation Unit Removal/Installation, and recheck. If the symptom/indication goes away, replace the audio-navigation panel Audio-Navigation Unit Removal/Installation.�