Symptom Troubleshooting

Navigation System Symptom Troubleshooting - Navigation cannot control audio/disc/rear entertainment

Navigation cannot control audio/disc/rear entertainment

Diagnostic Test: System Links

NOTE:

- Check the vehicle battery condition first Battery Test.
- Check for and resolve all CAN DTCs before troubleshooting the navigation system.
- Verify that the correct audio-navigation unit is installed for this model. Go into the Diagnostic mode, and use Version.
- Check the connectors for poor connections or loose terminals.
- Before troubleshooting, make sure you have the anti-theft codes for the audio-navigation unit.
- After troubleshooting, enter the anti-theft codes for the audio-navigation unit.
- 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 for the navigation system is entered.

3. Go into the Diagnostic mode, and use the System Links diagnostic.

Is the Radio icon red?

YES -

Replace the audio-navigation unit Audio-Navigation Unit Removal/Installation.

NO -

Go to step 4.

4. Substitute a known-good audio-navigation unit (including HDD) Audio-Navigation Unit Removal/Installation, and recheck.

Can the navigation system control audio/disc functions?

YES -

Replace the original audio-navigation unit Audio-Navigation Unit Removal/Installation.

NO -

Do the audio system troubleshooting.