DTC B2793: Transponder Chip Malfunction: Procedure

CLEAR DTC
1. Clear the DTCs. Refer to DTC CHECK / CLEAR .
NEXT: Go to next step
RE-REGISTER KEY
1. Re-register the key. Refer to REGISTRATION .
NEXT: Go to next step
CHECK ENGINE START
1. Check that the engine starts.
  OK
  
  The engine starts.
NG → REPLACE KEY

OK → END (KEY WAS NOT REGISTERED CORRECTLY)