DTC U1314-57: Software Incompatibility with Navigation Control Module Invalid / Incompatible Software Component [12/2022 - ]: Procedure

1. Check for DTCs.

   Body Electrical > Navigation System > Trouble Codes 

   Result

   Result	Proceed to
   DTCs are not output	A
   DTCs are output	B

Result: 

B 

GO TO NAVIGATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2022 - 03/2023]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [03/2023 - ] 

Result: 

A 

See step  2

1. Using the GTS, perform a health check.

   OK

   ECUs other than the forward recognition camera do not output any navigation system DTCs.

   Result

   Result	Proceed to
   DTC is not output	A
   DTC is output	B

Result: 

A 

REPLACE FORWARD RECOGNITION CAMERA. Refer to  REMOVAL [12/2022 - 03/2023]  , or refer to  REMOVAL [03/2023 - ] 

Result: 

B 

GO TO DTC CHART