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 CGDI MB on bench.  Step 1: Calculate Password
 Open CGDI MB software 

  Go to Compute Password->Copy key without key->Collect data
 Select collect data via Platform mode (quick collection) 

  Connect the AC Adapter with cgdi follow the wiring diagram
 Insert the simulation key within 1 minute, if you have inserted, pull it out and try again Turn the quick collect adapter switch to the Platform position
 Turn ignition switch to ON position
 Collection is done.Very fast. 

Save file.

Save the file successfully. Upload the data to calculate password.

Upload data just saved Press Query Result to calculate pass

  CGDI MB calculates password success.
 Copy the password  Step 2: Save new EIS data
 Go to EIS->Read EIS data 

Paste the password to corresponding area

Save EIS data Step 3: Generate Key File

Select Generate Key File function


Select key file format and press Generate Key File

Save key file

Step 4: Write Key Go to Read/Write Key->Read Key/Chip

Then Reset

Reset operation success

  Read key again, check key information
 Press Open/Write 

Choose a key file (common BE key choose v51 format)

Write key success Related post: CGDI MB Program Mercedes W204 All Keys Lost CGDI MB Program Mercedes Benz old W164 EZS All Keys Lost W639 All Keys Lost Programming with CGDI MB and AC adapter





