Audio-Navigation System DTC 1301 (Navigation Unit)

DTC 1301  : GPS Antenna Error

NOTE: 

• Check the vehicle 12 volt battery condition first .
• This navigation DTC sets when there is poor connectors or loose terminals at the GPS antenna connector or an open in GPS antenna lead.
• Before you troubleshoot, make sure to follow the General Troubleshooting Information .
• Check the connectors for poor connections or loose terminals.

1. Problem verification

   -1. Clear the hard error codes .

   -2. Turn the vehicle to the OFF (LOCK) mode.

   -3. Wait for at least 6 seconds.

   -4. Turn the vehicle to the ON mode, and wait at least 1 minute.

   -5. Check for hard error codes .

   Is DTC 1301 indicated?

   YES 

   The failure is duplicated, go to step 2.

   NO 

   Intermittent failure, the system is OK at this time.

2. DTC check

   -1. Check for hard error codes .

   Is DTC 2701 indicated?

   YES 

   Go to DTC 2701 troubleshooting .

   NO 

   Replace the audio-navigation unit .