CGDI PROG MB program a new smart key to Mercedes- AMG G63 successfully

This is a real experience that our customer used CGDI Prog MB to add a new smart key to Mercedes- AMG G63 successfully. Here share the operate details with you.


Prepare two AMG G63 keys, one is original key, another is BE key.


The key with three buttons is BE key, will be programmed to start the car.


Main steps:

Step 1: Collect EIS Data

Step 2: Calculate password

Step 3: Generate key

Step 4: Read/ Write new key



Step 1: Collect EIS Data

Connect CGDI MB prog to vehicle and PC


Make sure the network is connected and keep the voltage stable

Open CGMB software

Select “EIS”–>”Read EIS Data” to display key info


Click “Compute Password”–>”Copy key with key” –> “Collect Data”

Select other key mode, and then click “OK”


Follow the prompts to operate

Insert the original car key to the EIS

Note: Insert the key, no need to twist it

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Then click “OK”

Take out the original key and insert into CGDI MB device

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Click “OK” to next step

Take out the key and insert into the EIS again

Repeat last step

Take out the car key and wait 5s

Then insert the key into EIS again

Take out the original key and insert into CGDI prog MB

Collecting EIS data is complete

Save the EIS data file to desktop


Save the file successfully, please upload the data to calculate PASSWORD


Click “Upload Data” and open the file saved just now to upload

Upload the data successfully



Step 2: Calculate password

Click “Query Result” to calculate password

This procedure needs about 2 minutes

Computing success


Copy the password calculated to desktop to backup


Click “EIS”-> Paste the password-> “Save EIS Data”


Save data succeed



Step 3: Generate key

Select “Generate EE”-> Remove the tick mark of key1, key2, key7 and key

Click “Load EIS file” to check EIS data info


It takes about 1 minute

Confirm the key password is correct

Click “Generate key file”


It takes 1 minute to generate

Save the file to desktop

The key file is generated successfully



Step 4: Read/ Write new key

Read the original key first

It shows the original key is used


Then insert the new key into CGDI MB coil

Select “Read/ Write Key”-> “Infrared”-> “Read Key/ Chip”

This new key is not used, can be programmed

Click “Reset” to erase the key data

Note: Regardless of the key is used or not, please remember to erase the data, otherwise will be failed to write

Reset operation succeed


Click “Open/Write” button

Prompt “Smart key please choose 41 format, common key and BE key please choose 51 format! When writing the original key, please make sure that it is wiped by the CGMB, otherwise the write will fail!”

Click “OK” to continue


Choose one key unused file to write


Write success


Click “Read key/ chip” to confirm whether the key is written successfully or not


Finally, test the new key

Insert the new key into EIS to learn automatically

But unfortunately, we cannot start the car successfully

After half an hour, we finally find the cause of problem. It turned out that the car owner added a stainless steel ring to the EIS before so that the new key cannot learn successfully.

Remove the stainless steel ring and start the car normally


Author: admin