[UK/EU Ship] CGDI Prog MB Benz Key Programmer Support Online Password Calculation

Tech Support

Hopping code: Most of the keys are too fast to be inserted and removed, and the Track code does not roll, resulting in code hopping, so that the key and the lock cannot be matched properly.

The specified operation is as follows:

1. First, you need a key password.
2. Calculate the Track code of the key.
3. Read the EIS, fill in the password and save the data.
4. Calculate the erase password and erase it.
5. Load the EIS data with the password.
6. Click “Allow modification of data.”
7. Change the Track code of the key position to the Track code of the key.
8. Write data.
9. Learning key

The tools you need: 

1. CGDI MB Programmer
2. Analog key
3. OBD connection line
4. USB cable


Detail Steps:

Step 1. First, you need a key password, If there are no keys, you can calculate the password by doing all keys lost.



Calculate password



Step 2. Calculate the Track code of the key, click to read the key/chip and read the current information of the key.



Fill in the password



Click to get the Track code



Confirm that the key has been inserted into the device and check that the key password is correct. The Track code calculated by the wrong password is invalid



Key Track code calculated successfully



Step 3. Read the EIS, fill in the password and save the data.



EIS data saved successfully



Step 4. Calculate the erase password and erase the lock, let us get the erase password first.



Erase password successfully calculated



Click to wipe the lock (EIS)



Please insert the IR adapter into the EIS within 30 seconds



EIS erased successfully



Read the EIS and see the current state



The EIS has been wiped out



Step 5. Click on the load EIS data saved before with the password.



Loaded successfully



View the key position (key position is 1) and copy the Track code



Step 6. Click “Allow data modification”.



Step 7. Modify the Track code of the key position to the Track code of the key



Step 8. Write the EIS data


It is recommended to write the vehicle identification number first, then write the lock data.



Please insert the IR adapter into the lock within 30 seconds.


Write lock data successfully



Read lock EIS data to see current lock status


The current EIS is not activated, put the original car key inserted into the lock to learn, and the lock can be activated.



Insert the key Wait 1-5 seconds, the ELV responds, the EIS activates successfully, and the key learns successfully.

Click on the read lock (IES) data to view the current lock status.



Finally, w211 lock original key hopping code repaired successfully



Note: Support the key to read and write, you can directly re-match K-line EIS, do not support this repair method.

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