Audio System DTC Troubleshooting: 1303
DTC 1303: GPS Receiver Error 2
NOTE:
Check the vehicle 12 volt battery condition first.
This audio DTC sets when there is an internal GPS receiver problem (reboot error).
Aftermarket metallic window tint or electronic devices located near the audio unit or GPS antenna can potentially interfere with the operation of the system.
Before you troubleshoot, make sure to follow the General Troubleshooting Information.
1.
Problem verification:

Problem verification
?1.
Clear the hard error codes.

?2.
Turn the vehicle to the OFF (LOCK) mode then the ON mode, and wait at least 30 seconds.

?3.
Check for hard error codes.

Is DTC 1303 indicated?

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