( TL19E00J36100000000FAAT07 )

Navigation System Symptom Troubleshooting - No picture is displayed

No picture is displayed
Diagnostic Test: Self-Diagnosis Mode
NOTE:

- Check if button has been pressed, causing the display to turn off (see owner's manual for more information).
- Check the connectors for poor connections or loose terminals.
- Before troubleshooting, make sure you have the anti-theft code for the navigation system.
- 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.

1. Check the No. 15 (10 A) fuse in the under-hood fuse/relay box and No. 18 (7.5 A) fuse in the driver's under-dash fuse/relay box, and reinstall the fuses if they are OK.

Are the fuses OK?

YES | - | Go to Step 2 .
NO | - | Replace the fuse and recheck.■

1. Turn the ignition switch to ACCESSORY (I).

1. Operate the radio and listen to the audio.

Can you hear the audio?

YES | - | Go to Step 4 .
NO | - | Check the ACC circuit or refer to the audio system troubleshooting.■

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

1. Measure the voltage between body ground and navigation unit connector A (8P) terminals No. 1 and No. 2 individually.

Is there battery voltage?

YES | - | Go to Step 6 .
NO | - | If the +B wire does not have voltage, repair an open in the wire between the under-hood fuse relay box and the navigation unit. If the ACC wire does not have voltage, repair open in the wire between the under-dash fuse/relay box and the navigation unit.■

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

1. Disconnect navigation unit connector A (8P).

1. Check for continuity between navigation unit connector A (8P) terminal No. 4 and body ground.

Is there continuity?

YES | - | Go to Step 9 .
NO | - | Repair open in the wire between the navigation unit and body ground (G651). ■

1. Reconnect navigation unit connector A (8P).

1. Do the forced starting of the display.

Is the diagnosis menu of the picture diagnosis displayed?

YES | - | Go into Self-Diagnosis mode to check the system links.■
NO | - | Go to Step 11 .

1. Shield the display unit from the sun with your hand, and check that the display is back lit (only back light is ON.)

Can you see the back light?

YES | - | Replace the navigation unit and retest. If the problem is still present, replace the navigation display unit. ■
NO | - | Go to Step 12 .

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

1. Measure the voltage between body ground and navigation display unit 28P connector terminals No. 1 and No. 2 individually.

Is there battery voltage?

YES | - | Go to Step 14 .
NO | - | If the +B wire does not have voltage, repair open in the wire between the under-hood fuse/relay box and the navigation display unit 28P connector. If the ACC wire does not have voltage, repair open in the wire between the under-dash fuse/relay box and the navigation display unit 28P connector.■

1. Measure the voltage between the navigation display unit 28P connector terminal No. 10 and body ground.

Is there less than 0.2 V?

YES | - | Replace the navigation display unit.■
NO | - | Repair open or poor connections between the navigation display and body ground (G401). ■