Symptom Troubleshooting

Navigation System Symptom Troubleshooting - Vehicle position icon wanders across the map when driving (does not follow a displayed road) or map vehicle ICON spins

Vehicle position icon wanders across the map when driving (does not follow a displayed road) or map vehicle ICON spins

NOTE:

- Check the vehicle battery condition first Battery Test.
- This is not the same condition as when driving off-road (or on a fire or logging road).
- This condition is caused by a loss of map matching from a bad sensor input. Check for aftermarket or other objects that can block the GPS signal. Always perform Map Matching before proceeding with the troubleshooting.
- Always check for and resolve all CAN DTCs before troubleshooting the navigation system.
- Verify that the correct audio-navigation unit is installed for this model. Go into the System Diagnostic Mode, and Go into the System Diagnostic Mode, and use Version.
- Check for aftermarket metallic window tinting.
- Check any official Honda service website for more service information about the navigation system.
- Before troubleshooting, make sure you have the anti-theft code.
- After troubleshooting, enter the anti-theft code.
- Check the connectors for poor connections or loose terminals.

1. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

2. Check the GPS icon on the navigation screen.

Is the GPS icon white or missing?

YES -

Go to GPS icon is white or not shown troubleshooting Symptom Troubleshooting.

NO -

Go to step 3.

3. Go into the System Diagnostic mode, and use the Yaw Sensor diagnosis to check the yaw rate sensor.

Is the yaw rate sensor OK?

YES -

Go to step 4.

NO -

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

4. Go into the System Diagnostic Mode, and use the Car Status diagnosis to check the BACK signal.

Does the BACK signal change from [0] to [1] when the shift lever position is changed from P or N to R?

YES -

Go to step 5.

NO -

Troubleshoot the back-up light. If OK, go to step 7.

5. Go into the System Diagnostic Mode, and use the Car Status diagnosis to check the VSP signal.

6. Drive the vehicle and watch the VSP signal.

Does the VSP signal change from [0] to [1] as you drive?

YES -

Go to step 7.

NO -

Do the DTC 1306 (Vehicle Speed Pulse) troubleshooting 1306.

7. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.

8. Disconnect audio-navigation unit connector G (16P).

9. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

10. Measure the voltage between audio-navigation unit connector G (16P) terminal No. 10 and body ground when the shift lever is in R position.





Is there battery voltage?

YES -

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

NO -

Repair an open or high resistance in the wire between the audio-navigation unit and the driver's under-dash fuse/relay box.