Remote frequency test for Xhorse vvdi2 key programmer is a very useful function. Remote key’s frequency can be auto detected by VVDI2 from main device.
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3.After FSK calibration ok, will auto show you ASK calibration, with VW 434.42MHZ for ASK calibration, recommend key number: 1K0959753N
FromUOBDII Official Blog, postHow to use xhorse VVDI2 for remote frequency test