Symptom Troubleshooting

Symptom Troubleshooting: No picture is displayed

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NOTE:

- Check the vehicle battery condition first.

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

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

- For problems with the rearview camera, do the rearview camera does not come on or work properly troubleshooting.

- Check the connectors for poor connections or loose terminals.

- Before troubleshooting, make sure you have the navigation system anti-theft code.

1. Check the No. 23 (10 A) fuse in the under-hood fuse/relay box and the No. 35 (7.5 A) fuse in the under-dash fuse/relay box, and reinstall the fuse if it is OK.

Is the fuse OK?
YES - Go to step 2.

NO - Replace the fuse, and recheck.


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

3. Operate the radio and listen to the audio.

Can you hear the audio?
YES - Go to step 4.

NO - Refer to audio system troubleshooting.


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

5. Remove the navigation unit. Service and Repair

6. Measure the voltage between navigation unit connector A (24P) terminal No. 24 and body ground.

Is there battery voltage?
YES - Go to step 7.

NO - Repair open in the wire between the under-dash fuse/relay box and the navigation unit.






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

8. Measure the voltage between navigation unit connector A (24P) terminal No. 14 and body ground.

Is there battery voltage?
YES - Go to step 9.

NO - Repair open in the wire between the under-dash fuse/relay box and the navigation unit.






9. Measure the voltage between navigation unit connector A (24P) terminal No. 12 and body ground, and between navigation unit connector C (8P) terminal No. 4 and body ground.

Is there less than 0.1 V?
YES - Replace the navigation unit. Service and Repair

NO - Repair open in the wire between the navigation unit and body ground (G504, G505).