Manufacturer Code Charts: 1303

Navigation System DTC Troubleshooting: 1303

DTC 1303: GPS Receiver Error 2

NOTE:

- Check the vehicle battery condition first. Testing and Inspection

- Before you troubleshoot, make sure to follow the general troubleshooting information. Reading and Clearing Diagnostic Trouble Codes

- Make sure the vehicle is parked outside, away from buildings.

- Aftermarket metallic window tint or electronic devices located near the navigation unit or GPS antenna can potentially interfere with the operation of the navigation system.

1. Clear the hard error code. Reading and Clearing Diagnostic Trouble Codes

2. Turn the ignition switch to LOCK (0), and then back to ON (II).

3. Check for the hard error code. Reading and Clearing Diagnostic Trouble Codes

Is DTC 1303 indicated?
YES - Replace the navigation unit. Service and Repair

NO - Intermittent failure, the system is OK at this time. If the vehicle repeatedly comes back with the DTC, replace the navigation unit. Service and Repair