Symptom Troubleshooting

Navigation System Symptom Troubleshooting - Navigation cannot control HVAC by voice command

Navigation cannot control HVAC by voice command

NOTE:

- Check the vehicle battery condition first Battery Test.
- Check the connectors for poor connections or loose terminals.
- Check for and resolve all CAN DTCs before troubleshooting the navigation system.
- If the hard error code stored, check the hard error code troubleshooting first.
- Before troubleshooting, make sure you have the anti-theft code.
- After troubleshooting, enter the anti-theft code.
- Verify that the correct audio-navigation unit is installed for this model. Go into the System Diagnostic Mode, and use Version.
- Make sure that the latest navigation software is installed.
- Check any official Honda service website for more service information about the navigation system.

1. Connect the HDS to the DLC.

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

3. Clear the DTCs with the HDS.

4. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode, then back to ON (II), or the ON mode.

5. Check for DTCs with the HDS.

Are there any DTCs?

YES -

Troubleshoot the indicated DTC, then recheck.

NO -

Go to step 6.

6. Clear the hard error code.

7. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode, then back to ON (II), or the ON mode.

8. Check for the hard error code.

Is there a hard error code stored?

YES -

Refer to the hard error code troubleshooting.

NO -

Substitute and a known-good climate control unit Climate Control Unit Removal/Installation, then reconnect all connectors, and recheck. If the symptom/indication goes away, replace the original climate control unit Climate Control Unit Removal/Installation. If the symptom/indication is still present, replace the audio-navigation unit Audio-Navigation Unit Removal/Installation.