Symptom Troubleshooting

Navigation System Symptom Troubleshooting - Vehicle position icon constantly leaves road, moves erratically, or is displayed very far from actual vehicle position

Vehicle position icon constantly leaves road, moves erratically, or is displayed very far from actual vehicle position

NOTE:

- Check the vehicle battery condition first Battery Test.
- This is not the same condition as when driving off-road (or on a fire or logging road). This condition is caused by a loss of map matching from a bad sensor input. Check for aftermarket metallic window tinting or other objects that can block the GPS signal. Always do the Map matching before proceeding with the troubleshooting.
- Make sure that the latest navigation software is installed.
- Check any official Honda service website for more service information about the navigation system.
- Check the GPS signal reception in an open area.

1. Park the vehicle in an open area.

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

3. Check if the vehicle position icon displays the actual vehicle position.

Does the vehicle position icon display the actual vehicle position?

YES -

Intermittent failure, the system is OK at this time.

NO -

The failure is duplicated, go to step 4.

4. Check the GPS icon on the navigation screen.

Is the GPS icon white or missing?

YES -

Go to GPS icon is white or not shown Symptom Troubleshooting.

NO -

Go to step 5.

5. Check for the hard error code.

Are there any navigation DTCs indicated?

YES -

Go to indicated DTC's troubleshooting Navigation System DTC Troubleshooting Index.

NO -

Go to step 6.

6. Turn the ignition switch to LOCK (0).

7. Substitute a known-good audio-navigation unit Audio-Navigation Unit Removal/Installation (With Navigation), and check to see if the problem occurs in the same place.

Does the problem occur in the same location each time?

YES -

Try to replicate the problem in a known-good vehicle. If the problem can be duplicated, the problem is in the map database. Report the problem according to the Navigation Manual under Reporting Errors.

NO -

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