DTC B15AD: Navigation Processor Malfunction [06/2018 - 09/2022]: Procedure

CHECK DTC

Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs

Recheck for DTCs and check that no DTCs are output.

Body Electrical > Navigation System > Trouble Codes

OK

No DTCs are output.

Result

Proceed to
OK
NG

Result:

OK

USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ]

Result:

NG

REPLACE NAVIGATION ECU. Refer to REMOVAL [06/2018 - 08/2020] , or refer to REMOVAL [08/2020 - 09/2022]