Symptom Troubleshooting

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

Picture is missing a color or tone or is an odd color

NOTE:

- Check the vehicle battery condition first.

- Check the connectors for poor connections or loose terminals.

- Make sure that the correct DVD color and version are installed.

- Inspect the DVD for dirt or damage.

- Check any official Honda service website for more service information about the navigation system.

- Check the navigation screen settings for brightness, contrast, and black level, and check the color screen for map color and menu color.

- Before troubleshooting, make sure you have anti-theft codes for the audio system and the navigation system.

- After troubleshooting, enter the anti-theft codes for the audio system and the navigation system.

- Check for aftermarket accessories that may interfere with the navigation system.

1. Go into the Detail Information & Settings select Monitor Check, and use RGB Color test under Monitor Check. Navigation System Diagnostic Mode (With Navigation)

Are the red, green, and blue colored circles shown?
YES - The system is OK at this time.

NO - Go to step 2.


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

3. Disconnect navigation unit connector B (32P) and the navigation display unit 28P connector.

4. Check for loose terminals at navigation unit connector B (32P) and the navigation display unit 28P connector.

Are there loose terminals?
YES - Repair the terminal.

NO - Go to step 5.


5. Check for continuity between the terminals of navigation unit connector B (32P) and the navigation display unit 28P connector according to the table.





Is there continuity between any of the terminals?
YES - Short in the wire(s) between the navigation unit and the navigation display unit. Replace the affected shielded harness.

NO - Go to step 6.






6. Check for continuity between the appropriate terminals of navigation unit connector B (32P) and the navigation display unit 28P connector based on the missing color(s).





Is there continuity?
YES - Go to step 7.

NO - Open in the wire(s) between the navigation display unit and the navigation unit. Check for poor connections or loose terminals at the navigation display unit and the navigation unit. If a poor connection or loose terminal is found, replace the affected shielded harness.






7. Check for continuity between the appropriate terminals of navigation unit connector B (32P) and the navigation display unit 28P connector based on the missing color(s).





Is there continuity?
YES - There is a short to body ground in the circuit between the navigation display unit and the navigation unit. Replace the affected shielded harness.

NO - Replace the navigation unit If the problem is still unresolved, replace the navigation display unit.. Service and Repair