22 MayProgram Mercedes W221 All Keys Lost with CGDI MB and AC Adapter

CGDI Prog MB is possible to program Mercedes Benz W164 2009-/W221 2009- in 2 ways:  via OBD and on bench. OBD mode takes about 2 hours. Bench reading shorten the online calculation time to less than 4 minutes. (This requires CGDI MB AC adapter). Here’s the how-to guide to program W221 all keys lost with MB Key […]

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