Here is the step by step instruction on programming new key on Ford Transit 2009 via OBD2 by using OBDSTAR X300 Pro3 Key Master auto key programmer. Progress done within 2 minutes, super easy.
Connect OBDSTAR Key Master with vehicle via OBD socket. Power on the key programmer.
Note: The OBDSTAR Key Master in green case is exactly the same as X300 Pro3 in orange case.
Select VEHICLES

Select IMMOBILISER

Select vehicle brand: FORD/LINCOLN

Check vehicle software version

Initializing
Authorizing
Communicating
Select Car make:FORD

Select Car region, here we tested a China Ford

Select program key from Immobiliser

Drop down the vehicle list and select Transit


Communicating
Select Program keys function

Turn on the ignition switch

Insert key and switch ignition on
Program key in progress.
This process does not erase key.


Program success.
Test the new programmed key.