Symptom Troubleshooting
Navigation System Symptom Troubleshooting - Voice guidance cannot be heard, is broken up, or there is static
Voice guidance cannot be heard, is broken up, or there is static
NOTE:
- Check the vehicle battery condition first Battery Test.
- The navigation system uses the center speaker for voice response.
- Check the navigation volume level (see the Navigation Manual).
- 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. Press the INFO button.
3. Check the volume and voice feedback setting for the navigation system in SETUP screen.
Is either set to OFF?
YES -
Set the voice feedback to ON, and select an audible level for the volume.
NO -
Go to step 4.
4. Check the audio system operation.
Can you hear the audio system?
YES -
Go to step 5.
NO -
Troubleshoot the audio system.
5. Check for the hard error code.
Are there any navigation DTCs indicated?
YES -
Troubleshoot the indicated navigation DTC(s).
NO -
Go to step 6.
6. Turn the ignition switch to LOCK (0).
7. Disconnect audio-navigation unit connector F (20P) and stereo amplifier connector B (28P).
8. Check for continuity between body ground and audio-navigation unit connector F (20P) terminals No. 12 and No. 14 individually.
Is there continuity?
YES -
There is a short to body ground in the wire(s) between the audio-navigation unit and the stereo amplifier. Replace the affected shielded harness.
NO -
Go to step 9.
9. Check for continuity between the terminals of audio-navigation unit connector F (20P) according to the table.
Is there continuity between any of the terminals?
YES -
There is a short in the wires between the audio-navigation unit and the stereo amplifier. Replace the affected shielded harness.
NO -
Go to step 10.
10. Check for continuity between audio-navigation unit connector F (20P) terminals No. 12 and No. 14 and stereo amplifier connector B (28P) terminals No. 20 and No. 5 respectively.
Is there continuity?
YES -
Go to step 11.
NO -
There is an open in the wire(s) between the audio-navigation unit and the stereo amplifier. Replace the affected shielded harness.
11. Substitute a known-good stereo amplifier Service and Repair, and recheck.
Is the system OK?
YES -
Replace the original stereo amplifier Service and Repair.
NO -
Replace the audio-navigation unit Audio-Navigation Unit Removal/Installation.