Audio-Navigation System DTC Troubleshooting: 1303
DTC 1303: GPS Receiver Error 2
NOTE:
Check the vehicle battery condition first.
This navigation DTC sets when there is an internal GPS receiver problem (reboot error).
Aftermarket metallic window tint or electronic devices located near the audio-navigation unit or GPS antenna can potentially interfere with the operation of the navigation system.
Before you troubleshoot, make sure to follow the General Troubleshooting Information.
Check the connectors for poor connections or loose terminals.
1.
Problem verification:

Problem verification
?1.
Clear the hard error codes.

?2.
Press the engine start/stop button to select the OFF mode and then select the ON mode, and wait at least 1 minute.

?3.
Check for hard error codes.

Is DTC 1303 indicated?

     
YES
     
     
     
     
NO
     
     
     
Intermittent failure, the system is OK at this time.?