DTC B2451: Vehicle Specifications have not been Stored [09/2014 - 03/2019]: Procedure

1. Synchronize the vehicle information.

   Refer to INITIALIZATION [09/2014 - 11/2017] , or refer to INITIALIZATION [11/2017 - 03/2019]

   Body Electrical > HL AutoLeveling > Utility 

   Tester Display
   ECU Information Sync

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  2

1. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [09/2014 - 03/2019]

   Body Electrical > HL AutoLeveling > Clear DTCs 

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  3

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

   Refer to DTC CHECK / CLEAR [09/2014 - 03/2019]

   Body Electrical > HL AutoLeveling > 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 LIGHT CONTROL ECU SUB-ASSEMBLY LH. Refer to  REMOVAL [09/2014 - 03/2019]