Vehicle Position Icon Constantly Leaves Road, Moves Erratically, Or Is Displayed Very Far From Actual Vehicle Position (10 Mode
Navigation System Symptom Troubleshooting - Vehicle position icon constantly leaves road, moves erratically, or is displayed very far from actual vehicle position
Vehicle position icon constantly leaves road, moves erratically, or is displayed very far from actual vehicle position
Diagnostic: Self-Diagnosis
NOTE:
- Check the vehicle battery condition first Testing and Inspection.
- Check the connectors for poor connections or loose terminals.
- Check that the GPS antenna is plugged in.
- 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 metallic window tinting or other objects that can block the GPS signal. Always do the Map matching How To Troubleshoot The Navigation System before proceeding with the troubleshooting.
- Make sure that the correct navigation DVD color and version are installed.
- Inspect the navigation DVD for dirt or damage.
- Check any official Honda service website for more service information about the navigation system.
- Check the GPS signal reception in an open area.
- Always check for and resolve all CAN DTCs before troubleshooting the navigation system.
1. Check the GPS icon on the navigation screen.
Is the GPS icon white?
YES -
Do the GPS icon is white or not shown troubleshooting .�
NO -
Go to step 2.
2. Go into the System Diagnosis Mode, and use the Yaw Rate diagnosis Navigation System Diagnostic Mode to check the audio-navigation unit internal yaw rate sensor.
Is the yaw rate sensor OK?
YES -
Go to step 3.
NO -
Replace the audio-navigation unit Audio-Navigation Unit Removal/Installation.�
3. Go into the System Diagnostic Mode, and use the Car Status diagnosis Navigation System Diagnostic Mode to check the vehicle speed pulse (VSP) signal.
Are the vehicle speed pulse signal OK?
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 4.
NO -
Go to step 5.
4. Substitute a known-good audio-navigation unit with the same navigation software version 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 System Owner's Manual under Reporting Errors and look for improvements in future databases.�
NO -
Replace the audio-navigation unit Audio-Navigation Unit Removal/Installation.�
5. Disconnect the audio-navigation unit connector A (24P) and the PCM connector A (49P).
6. Check for continuity between audio-navigation unit connector A (24P) terminal No. 15 and body ground.
Is there continuity?
YES -
Repair a short to body ground in the wire between the audio-navigation unit and the PCM.�
NO -
Go to step 7.
7. Check for continuity between audio-navigation unit connector A (24P) terminal No. 15 and PCM connector A (49P) terminal No. 30.
Is there continuity?
YES -
Substitute a known-good PCM, and recheck. If the symptom/indication goes away, replace the original PCM Service and Repair.�
NO -
Repair an open in the wire between the audio-navigation unit connector A (24P) and the PCM connector terminal A (49P).�