Radio Tuner Does Not Change Stations (With Navigation)

Audio System Symptom Troubleshooting - Radio tuner does not change stations

Radio tuner does not change stations (with navigation)

NOTE:

- Check the vehicle battery condition first Battery Test.
- Check the connectors for poor connection or loose terminals.

1. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

2. Turn on the audio system, and check the audio information on the audio-navigation switch panel display.

Does the audio information display properly?

YES -

Go to step 3.

NO -

Go to Audio unit power switch will not turn on (No information display and no sound) troubleshooting Audio Unit Power Switch Will Not Turn On (No Information Display And No Sound) (With Navigation).

3. Operate the TUNE button to see if the radio station changes.

Does the radio station change?

YES -

Intermittent failure, the system is OK at this time.

NO -

Go to step 4.

4. Do the Self-Diagnostic Function for the audio button detection.

Does the TUNE button respond?

YES -

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

NO -

Substitute a known-good audio-navigation switch panel Audio-Navigation Switch Panel Removal/Installation, and recheck. If the symptom/indication goes away, replace the original audio-navigation switch panel Audio-Navigation Switch Panel Removal/Installation.