If Connection Between NAVI Control Unit and GPS Antennas Malfunctioning

WARNING: This page is about a different car, the 2005 Infiniti FX45 and 2005 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK GPS ANTENNA
Check cable for GPS antenna by watching out to see that cable is malfunctioning.

OK or NG
1. OK : GO TO 2.
2. NG : Replace GPS antenna.
CHECK BY REPLACEMENT OF GPS ANTENNA
Replace other functional GPS antenna to try self-diagnosis again.

Result of self-diagnosis; Found same result?
1. YES : Replace NAVI control unit.
2. NO : Replace GPS antenna.