Diagnostic Test: Self-Diagnosis Mode
WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- Check the vehicle battery condition first (see BATTERY TEST ).
- With good reception, the icon is normally green.
- Make sure the GPS antenna is plugged in.
- Check for any aftermarket accessories or metallic window tinting that may be interfering with the GPS signal.
- Make sure the vehicle is parked outside, away from buildings.
- Refer to GPS Information (see GPS INFORMATION ) for real-time satellite reception display.
- Check for and resolve all CAN DTCs before troubleshooting the navigation system.
- Check for aftermarket metallic window tint on the front window and electronic aftermarket accessories (possibly hidden) mounted near the GPS antenna or the audio-navigation unit.
Is there aftermarket metallic window tint or electronic accessories?
YES -Remove tint or the accessories, and recheck.
NO -Go to step 2.
- Turn the ignition switch to ON (II).
- Go into the Self-Diagnosis Mode, and use the System Links diagnostic (see SYSTEM DIAGNOSTIC MODE
) to check the GPS antenna.
Is the GPS Ant icon red?
YES -Check for a kinked, crushed, or disconnected GPS antenna wire. If icon is still red, replace the GPS antenna (see GPS ANTENNA REMOVAL/INSTALLATION ).
NO -Check that nothing is blocking the GPS antenna located under the package shelf, and recheck. Substitute a known-good GPS antenna, and recheck (see GPS ANTENNA REMOVAL/INSTALLATION ).
- If the symptom/indication is goes away, replace the GPS antenna (see GPS ANTENNA REMOVAL/INSTALLATION ).
- If the symptom is still present, substitute a known-good audio-navigation unit (including the HDD) (see AUDIO-NAVIGATION UNIT REMOVAL/INSTALLATION ), and recheck. If the symptom/indication is goes away, replace the original audio-navigation unit (see AUDIO-NAVIGATION UNIT REMOVAL/INSTALLATION ).