Navigation cannot control audio system
NOTE:
- Check the vehicle battery condition first (see BATTERY TEST ).
- Check for and resolve all CAN DTCs before troubleshooting the navigation system.
- 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.
- Go into the System Diagnostic Mode, and use the System Links (see SYSTEM LINKS
).
Is the Radio icon red?
YES -Replace the audio-navigation unit (see AUDIO-NAVIGATION UNIT REMOVAL/INSTALLATION ).
NO -Go to step 2.
- Substitute a known-good audio-navigation unit (including the HDD) (see AUDIO-NAVIGATION UNIT REMOVAL/INSTALLATION
), and recheck.
Can the navigation system control audio/disc functions?
YES -Replace the original audio-navigation unit (see AUDIO-NAVIGATION UNIT REMOVAL/INSTALLATION ).
NO -Do the audio system troubleshooting.