DTC B2451: Vehicle Specifications have not been Stored [12/2017 - 10/2023]: Procedure

1. Synchronize the vehicle information.

   Refer to REGISTRATION [12/2017 - 10/2020] , or refer to REGISTRATION [10/2020 - 10/2023]

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  2

1. Turn the engine switch on (IG).
2. Check for DTCs.

   Refer to DTC CHECK / CLEAR [12/2017 - 09/2018] , or refer to DTC CHECK / CLEAR [09/2018 - 10/2020] , or refer to DTC CHECK / CLEAR [10/2020 - 10/2023]

   Body Electrical > AFS > Trouble Codes 

   OK

   DTC B2451 is not output.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

END (VEHICLE SPECIFICATIONS WERE NOT STORED) 

Result: 

NG 

REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH. Refer to  REMOVAL [12/2017 - 10/2020]  , or refer to  REMOVAL [10/2020 - ]