If Connection Between NAVI Control Unit and GPS Antenna is Malfunctioning

1. Check cable for GPS antenna for damage.

OK or NG

1. OK: GO TO 2.
2. NG: Replace GPS antenna. Refer to "REMOVAL AND INSTALLATION OF GPS ANTENNA  ".

1. Replace other functional GPS antenna to try self-diagnosis again.

Result of self-diagnosis; Found same result?

1. Yes: Replace NAVI control unit. Refer to REMOVAL AND INSTALLATION OF NAVI CONTROL UNIT  .
2. No: Replace GPS antenna. Refer to "REMOVAL AND INSTALLATION OF GPS ANTENNA  ".