Symptom Troubleshooting

Navigation System Symptom Troubleshooting - Navigation cannot control audio system

Navigation cannot control audio system

NOTE:

- Check the vehicle battery condition first Battery Test.
- Verify that the correct navigation unit is installed for this model. Go into the System Diagnostic Mode, and use Version.
- Check the connectors for poor connections or loose terminals.
- Check any official Honda service website for more service information about the navigation system.

1. Turn the ignition switch to ON (II).

2. Make sure the anti-theft code is entered.

3. Turn on the audio system, and check for sound in each mode (AM/FM and CD).

Is the sound normal?

YES -

Go to step 4.

NO -

Go to Sound Quality Diagnosis Audio System Sound Quality Diagnosis or No sound is heard from the speaker(s) (display is normal) troubleshooting.�

4. Clear the hard error code.

5. Turn the ignition switch to LOCK (0) and then back to ON (II).

6. Check for the hard error code.

Is there a hard error code stored?

YES -

Refer to the hard error code troubleshooting.�

NO -

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.�