Vehicle Position Icon Wanders Across the Map When Driving (Does Not Follow a Displayed Road) or Map Vehicle Icon Spins
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 do the 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 Navigation System Diagnostic Mode, and use the Version.
- Check for aftermarket metallic window tinting.
- 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.
- Check any official Honda service website for more service information about the navigation system.
1. 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 GPS Icon Is White Or Not Shown.
NO -
Go to step 2.
2. Check for the hard error code.
Are there any navigation DTCs indicated?
YES -
Troubleshoot the indicated navigation DTC(s).
NO -
Go to step 3.
3. Go into the System Diagnostic Mode, and use the Car Status diagnosis to check the BACK signal.
Does the BACK signal [0] when the shift lever position is P or N?
YES -
Go to step 8.
NO -
Go to step 4.
4. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
5. Disconnect audio-navigation unit connector H (28P).
6. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
7. Measure the voltage between audio-navigation unit connector H (28P) terminal No. 20 and body ground.
Is there battery voltage?
YES -
Repair a short to power in the wire between the audio-navigation unit and the driver's under-dash fuse/relay box.
NO -
Substitute a known-good audio-navigation unit (including the HDD) Audio-Navigation Unit Removal/Installation, and recheck. If the symptom/indication goes away, replace the original audio-navigation unit Audio-Navigation Unit Removal/Installation.
8. 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 -
The problem may be a characteristic of the system. Check to see if the problem occurs in the same place in a known-good vehicle. If it does, the problem could be in the database. Go to step 13.
NO -
Troubleshoot the back-up light. If OK, go to step 9.
9. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
10. Disconnect audio-navigation unit connector H (28P).
11. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
12. Measure the voltage between audio-navigation unit connector H (28P) terminal No. 20 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.
13. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
14. Substitute a known-good audio-navigation unit (including the HDD) Audio-Navigation Unit Removal/Installation, and check to see if the problem occurs in the same place.
Does the problem occur in the same place?
YES -
The problem is in the database and should be considered a characteristic of the system. Report the problem according to the Navigation Manual under Reporting Errors and look for improvements in future databases.
NO -
Replace the original audio-navigation unit Audio-Navigation Unit Removal/Installation.