Launch X-PROG 3 immobilizer programming tool X-PROG 3 car immobilizer programmer is a powerful anti-theft solution and an ideal choice for professional repair shops and vehicle maintenance businesses Integrated multi-function module, one device with multiple functions for fast and accurate reading and writing of data. Powerful functions, supporting Mercedes-Benz infrared key reading/ writing, BMW engine ISN code reading, engine reading in BENCH mode, etc. X-PROG 3 is flexible, stable, reliable, and suitable for professional users. Read/write EEPROM Read/write keys Read/write MCU Read BMW engine ISN code Mercedes-Benz keys Read/write BMW CAS4+ and FEM chips Key simulator Read/write Audi fifth-generation steering column chips VW Fourth-generation Dump Mode All Keys Lost Read OBD MED17 engine Read engine in BENCH mode Replace VW fourth-generation UDS engine Read engine in Boot mode Replace VW MQB engine, gearbox, steering column lock VW Fourth-generation Enumeration All Keys Lost Read/write Mercedes-Benz engine and gearbox data Read gearbox data