Newest Advanced Key Programmer for Mercedes Benz technical support

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Newest Advanced Key Programmer for Mercedes Benz is only used for adding keys. You need to have the original key which can start your car. And this original key must be 57 keys. Please pay attention. It cannot do keys which is not belong to 57.

How to judge if the key is 57 or not?
Use this machine to read the keys. If it show like this, then it is the 57 KEY.