Here, let’s learn the original SKP-900 key programmer by doing TOYOTA smart key programming.
2 smart keys (original and blank);
SK900 auto key programmer;
Choose OBDII adapter.
Turn ignition on.
Then press YES button to continue.
Function selection: add keyless.
Put a registered keyless in the key coil for a while, and then press YES button to continue.
Put a new keyless in the key coil also. Then press YES button to continue.
Finish programming. Press NO button to back to try the new key.