Symptom Troubleshooting

Navigation System Symptom Troubleshooting - Navigation display stays on with ignition switch in LOCK (0)

Navigation display stays on with ignition switch in LOCK (0)

NOTE:

- Check the connectors for poor connections or loose terminals.
- Before troubleshooting, make sure you have the anti-theft code.
- After troubleshooting, enter the anti-theft code, and re-initialize the navigation system.
- Check for aftermarket accessories that use the same power circuit. A feedback can cause this problem.
- The vehicle may have been used for a show event. Check for a short jumper harness in-line with the audio-navigation unit connector A (24P). If a jumper harness is present, remove it, and return it to Tech Line.

1. Remove the key from the ignition.

Does the navigation screen stay on?

YES -

Go to step 2.

NO -

The system is OK at this time.�

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





Is there battery voltage?

YES -

Repair a short to power in the wire between the under-hood fuse/relay box and the audio-navigation unit.�

NO -

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