Here is the instruction on programming key for VW Golf GTI 2007 year by using SuperOBD SKP900 key programmer via OBD2 within 4 minutes.
Step 1: Read Pin Code
Connect OBDII plug with vehicle
Connect Main cable with SPK900
Select IMMOBILIZER function
Select Read Pincode 1
Loading
Select read pin code from system 1-5
Here we select Password reading from SYS3 (System 3)
choose OBDII adapter, turn ignition ON
Communicating
Programming system,please wait
SKP-900 read Golf GTI pin code
Step 2: Program Key
Back to VW menu
Select system: Key program SYS3
choose OBDII adapter, turn ignition ON
Communicating
SKP900 requires to input password to access, manually enter pincode just read
Confirm pincode
Programming system, please wait
Check current number of keys:1
Enter number of keys keys you want to program and confirm (maximum 2 keys to be programmed)
Programming in process
Use all matching keys to turn ignition ON
Test the new programmed key
Done!