Launch X431 X-PROG 3 Immobilizer & Key Programmer function and using instruction

Launch X-Prog 3 is a advanced and powerful chip reading device that can read and write keys to the vehicle. Has many advanced features. Compatible with X-431 series diagnostic scanners, such as X431 V, X-431 PRO, X431 V+, X-431 PRO 3,X431 PAD V, Pad VII. supports Anti-theft type identification, Remote control matching, Key chip reading & matching, anti-theft password reading and anti-theft component replacement.

Car models can work with XPROG 3
VW, AUDI, SKODA, SEAT, BMW, MERCEDES-BENZ, TOYOTA, etc. More models continue to be updated.

Supported car systerms
Engine system, Automatic Transmission, Instrument System, CAS, Body System, and Lock System, etc

The advantages of Launch X431 XPROG 3:
1.It can read engine ECU data directly from the key, read & write most Engine/Gearbox ECUs you do not need to disassemble the shell.
2.Erase the password for the Mercedes-Benz engine and gearbox within 3S.
3.Add the function of calculating the password for the Mercedes-Benz key within 1 minute.

How to use Launch XProg 3?