How CGDI Prog MB Program W221 As VVDI MB Tool

CGDI Prog MB Tool is a professional Benz key programmer as well as Xhorse VVDI MB Tool. CGDI MB is younger than VVDI and GGDI MB cost 1/3 price of VVDI MB Tool. It makes it be a more affordable tool for some locksmiths.

This post will show how CGDI Prog MB program Benz W221 Key. You could compare it with VVDI MB Tool.

This process will cost 20 minutes in 5 steps.

 

Step 1: Preparation & ready for 221MTSkey programming

Finish connection of CGDI Porg MB to the laptop and the car

Run CGDI Porg MB software

 

Step 2: Read and save EIS data

Go to EIS: read EIS and save EIS data

 

Step 3: Calculate password

Calculate password: collect data

(the car voltage should be more the 11.5V)

Remove the key from EIS, then click on OK

Again remove the key from EIS, then click on OK

Remove the key for 5 seconds, then insert it into EIS, then OK

Put the key into the CGDI Porg MB programmer, then OK

Save data, then upload data to calculate password

Search for the result

Copy the password

Go to EIS: read EIS, paste password, then save data

 

Step 4: Make key file

Generate EE: load EIS and make key file

 

Step 5: Write data into the key

Read & write key: read key/chip data, reset, open/write key

Important note:

smart key: format 41, normal key or key from deputy factories: format 51

Write data into the key successfully

 

Step 6: Check if the key is work or not

Test the key and it’s working

Job’s done!

 

Reference: VVDI MB BGA TOOL program W221 keys

 

To add new keys to W221 when it lost all keys, you can do like this:
remove W221 EIS,

get eeprom by programmer (such as VVDI PROG),

then load eeprom to VVDI MB TOOL to prepare key file,

write key and insert to EIS for key learn.

 

 

 

 

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