... Change mileage, Read PIN code... VAG Tacho USB + Opel Immo Pin Code ReaderThis cable is both for VAG and Opel ... TACHO USB cable, when it is connected to Opel Immo Pin code Reader, it works as Pin code reader. ... for 2'nd pass)Audi A4,A6,A8 separate immo box 1994-1999 read PIN code,and read/write ... by using car OBD connector! Without disassembly dash or immo box from car!Commands For VAG: Select ECU from ...