Must work with x431 GIII. To program for Mercedes all keys lost with for X431 V, X431 V+, Pro5, Pros, Pro3S, X431 PAD V, PAD VII and for X-PROG3 GIII, you will need to connect the MCU3 adapter to X-PROG3 correctly.
Adapter board code:307140131
When is it can be used? Use the BENCH mode to clone the ECU module, when the 120 ohm resistor is connected , or when the +12V power supply is connected to the IMMO programmer board; the IMMO programmer MCU3 adapter board (with its own power supply) can be used

Applications and advantages of the new MCU3 adapter:
For ADAS Advanced Driving Assist System
For Audi VW MQB gearbox replacement
For continental msv90 engine ecu replacement and cloning
For Peugeot Key Programming
For Mercedes transmission deleted and operating instructions vgs nag2 vgs2 nag2 and vgs3 nag2
For Mercedes w164 2009 Key Programming
For Volkswagen Audi 5th generation engine reading engine data via direct connection and online programming and coding
For E chassis 8hp EGS deleted
For 8hp chassis F and G delete function
Key programming cas4/cas4+ all keys lost and adding keys
Programming cas1 cas2 cas3 cas3+ lost keys and add key
CAS4 immobilizer module replacement
Replacement for Volkswagen Audi engine and reading data med17 and edc17
For Mercedes Benz med9.7 ecu deleted
For Volkswagen Audi Replacement 4th Generation Instrument Replacement
Engine replacement for Volkswagen Audi MED17.5.22
Programming of lost keys and adding key for Pors-che Cayenne 2011 2017
Cloning and virginization e39 ac delco
Power shift cloning and virginization
For Nissan ecu and Tcm conversion and virgin ecu programming and calibrations
Special features for Ch-r-ysler and registration at autoauth FCA sgw
Special features for GM and for Ford
Colour:Green
Material:PC+Metal

Package Contents:
1 * MCU3 Adapter Board Kit

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.