How to: Mercedes BE key change frequency by IR (315MHz to 433MHz)

Xhorse Key

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Steps to change Xhorse Mercedes BE key frequency by IR, from 315 MHz to 433 MHz:

Connect VVDI MB Tool and Mecedes BE key pcb by IR

Mercedes BE key made by Xhorse:

Run VVDI MB software, and choose “Set Key Remote Frequency”

Then it shows: Support change remote frequency via IR for some special keys.

Click on “Read Frequency”

VVDI Mb reads out the frequency: 315MHZ.

Set frequency as 433MHZ

The frequency is set successfully.

Then read the frequency again. Now, it is 433MHZ

Job’s done


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