Launch X431 Diagun IV has lots of special function capacities, i.e EPB, Oil reset, ABS bleeding, TPMS reset, DPF, IMMO etc Here’s the test report of immo function. Guide to register 2 keys to a 2010 Infiniti QX56 with diagun4. Connect Diagun IV scanner with vehicle via OBD socket Select Special Functions->IMMO->Infiniti Turn on ignition switch Reading…