Test report: CGDI Prog BenzMonster + AC adapter for Mercedes Benz W639 all keys lost.
Software: CGDI MB
Step 1: read EIS data
CGDI read out EIS data
Step 2: calculate pass
CGDI MB calculated password
NOT by OBD
waiting to read EIS data
pls unplug the direction lock ELV and connect the clip on the yellow line of the OBD line on the directional lock plug (the most fine line in the directional lock connector in the K-Line)
pls insert the simulation key within 1 minute. if you have inserted it, pls pull out and try again
you need a key emulator: http://www.obdii365.com/wholesale/cgdi-mb-simulate-key-emulator.html
CGDI MB read EIS data successfully
CGDI MB programmer managed to read out W639 password!