Navigation Frequently Needs GPS Initialization

Navigation System Symptom Troubleshooting - Navigation frequently needs GPS initialization

Navigation frequently needs GPS initialization

NOTE:
* Check the vehicle battery condition first Battery Test.
* Check any official Honda service website for more service information about the navigation system.
* Check the connectors for poor connections or loose terminals.

1. Problem verification:

Problem verification
-1. Check if the CSF (GPS Initialization) screen is displayed every time the ignition switch is turned to ON (II).

Is CSF screen displayed every time?
-YES- The failure is duplicated, go to step 2.
-NO- Intermittent failure, the system is OK at this time.

2. Open wire check (GND line):

Open wire check (GND line)
-1. Measure the voltage between test points 1 and 2.


















Is there less than 0.2 V?
-YES- Go to step 3.
-NO- Repair an open or high resistance in the wire(s) between the audio-navigation unit and body ground (G504) and/or body ground (G505).

3. DTC check:

DTC check
-1. Check for hard error codes How To Troubleshoot The Navigation System.

Are there any navigation DTCs indicated?
-YES- Go to indicated DTC's troubleshooting.
-NO- Replace the audio-navigation unit Audio-Navigation Unit Removal and Installation.