Program Mercedes S500 2008 W221 All Keys Lost with VVDI MB

How-to program Mercedes Benz W500 Year 2008 chassis W221 key with VVDI MB BGA Tool when all keys lost.

Step 1: Read EIS Data

Choose chassis W221 and read EIS data

Reading data success.

Save EIS data
Save HC05 format file

Step 2: Calculate password
Select Password Calculation

Select IR mode and chassis W221
Press Data Acquisition

Connect VVDI OBD cable to OBD on bench before continue
Connect IR adapter to VVDI MB before press OK

Take out and insert again if already inserted

Wait until calculate password success

Step 3: Prepare key file

Go to Prepare Key File->Load EIS file

load EIS file

Select key format v51 and press Prepare Key File

save key file

Step 4: Write Key

Go to Read Write Key

Identify key and Load Key file

load a key file

choose key file format v51 and press Write

VVDI MB Tool write key success

Test EIS status/Working Key->Test working key

Insert working key to VVDI MB IR reader before press OK
Insert working key to EIS
Insert working key to VVDI-MB IR reader

Test working key okay.

Start vehicle with the new key.

Done.

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