MB Smart Key Frequency Change with VVDI MB Tool

Here is the tutorial of how to change Xhorse Mercedes smart key frequency

Here you go.

First you should have a Mercedes smart key by Xhorse:

http://www.obdexpress.co.uk/wholesale/brand-xhorse/ 

Then Connect VVDI MB TOOL with the laptop

And run VVDI MB program

Put the key into VVDI MB

Set up key frequency

Read key frequency

Set up key frequency:433MHz

Test the key frequency; it’s 433MHz

Put it into VVDI MB TOOL and read key frequency

It’s 433MHz

Success!

The same method to set up key frequency: 315MHz

Job’s done!

http://blog.obdexpress.co.uk/2018/05/16/change-mb-smart-key-frequency-using-vvdi-mb/