2 Ways to change Mercedes key frequency Using VVDI KEY TOOL PLUS

First measure the initial frequency and it will show 315MHz
2 Ways to change Mercedes key frequency Using VVDI KEY TOOL PLUS 1

1. First enter IMMO Programming, then find Benz. Select from system → Read Write Key → Choose VVDI BE key
2 Ways to change Mercedes key frequency Using VVDI KEY TOOL PLUS 2

Click Start programming → Set BE key frequency, we can directly set it to 433MHz
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2. Second one, we can see there is a control resister on the circuit board. Use a soldering iron to solder it off or take it off directly, then it can change to 433MHz
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