Why is Xtool X100 Pad3 better than X100 PAD2 Pro? the answer is Xtool X100 PAD3 is equipped with more advanced hardware parameters, more special functions, works with more car models.
Here is a guide to show you: Program Dodge Charger 2011- Proximity using Xtool X100 Pad3 Key Programmmer? Steps are easy as below:
Connect xtool pad3 with vehicle via OBD socket
Select Diagnose->Dodge->Proximity/Fobik (RFH)->Charger 11 up->Read security code
Test the smart key.