Here is the tutorial on programming smart key for Honda Civic 2013 under all keys lost situation by using SuperOBD SKP900 Key programmer
Instruction:
Connect OBD plug with vehicle
Connect Main Test cable with SKP-900
Select IMMOBILIZER
Select vehicle brand:Honda
Select Honda immo system: IMMOBILIZER3
Loading
Select IMMOBILIZER SYSTEM
Choose OBDII adapter and turn ignition ON
Communicating
Select All key lost Add remote
Enter key number and confirm
Turn ignition OFF
Turn ignition ON
Programming
Turn ignition OFF within 15 seconds
Turn ignition ON
Turn ignition OFF
Turn ignition ON
(Do follow every IGN ON and OFF operation SKP900 prompt you)
Indicator light off? If yes, Press Yes to continue.
Turn ignition ON
Adapt key success.