Symptom Troubleshooting

Navigation System Symptom Troubleshooting - Picture has lines or rolls

Picture has lines or rolls

Diagnostic Test: Monitor Check

NOTE:

- Check the vehicle battery condition first. Testing and Inspection
- Always compare the screen image to a known-good vehicle. If the screen looks the same, inform the customer that it is a characteristic of the system.
- 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 code for the navigation system.
- After troubleshooting, enter the anti-theft code for the navigation system.

1. Eject the navigation DVD.

Is the DVD the correct color (turquoise)?

YES -

Go to step 2.

NO -

Replace the DVD.�

2. Inspect the DVD read surface for damage or dirt Reading and Clearing Diagnostic Trouble Codes.

Is it damaged or dirty?

YES -

Clean the DVD, or replace it if needed. Reinstall the DVD, and recheck.�

NO -

Go to step 3.

3. Check for electronic aftermarket accessories (possibly hidden) mounted near the audio-navigation unit.

Are there any electronic accessories?

YES -

Disable the accessories, and recheck.�

NO -

Go to step 4.

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

5. Go into the Diagnostic mode, and use the RGB Color test under Monitor Check Navigation System Diagnostic Mode.

Is the picture missing a red, green or blue color circle?

YES -

Do the troubleshooting for picture is missing a color or tone or is an odd color Symptom Troubleshooting.�

NO -

Go to step 6.

6. Turn the ignition switch to the ACCESSORY (I) position, and observe the navigation picture.

Did the lines or rolls on the screen go away?

YES -

Check for sources of electrical noise, such as poor battery connection, alternator, defective battery, aftermarket accessories or cell phone, and poor connection in the audio-navigation unit.�

NO -

Replace the audio-navigation unit Audio-Navigation Unit Removal/Installation.�