This is a guide on how to change Audi 754J Smart Key frequency from 315mHz to 868Mhz with Xhorse VVDI Key Tool Plus.
- Go to “Remote clone” to select 868Mhz frequency.
Press 754J key button, the VVDI Key Tool Plus does not respond.
- Select 786Mhz to press key button again, it shows 315Mhz on the pad.
So its frequency is 315Mhz.
Remote program >> Audi >> Q5 >> 754D Prox 868
Put the Audi smart key into Key Tool Plus Pad slot.
Just wait writing data until 100%…
Go back to check key frequency now.
This time Xhorse Key Tool Plus responds with 868.27MHz.
This is how to modify Audi 754J key from 315Mhz to 868Mhz with VVDI Key Tool Plus.