Lots of misinformation here.
- If you pay for a Femto unlock, and not a clone, you can do the clone later without going back to Finland/Russia. Femto can get you the calibration file from the stock ECU while they have it.
- This isn't a fucking ransom. Going through Visconti is expensive, but...
I need to make another website, it seems. Nothing seems to be resonating with people.
Meh, fuck it. Even with a website no one pays attention. ¯\_(ツ)_/¯
Edit: Here's a flow chart
Edit 2: For those that prefer the hierarchical view
There is a crystal oscillator in the receiver. I think you're both "wrong." The receiver was likely replaced, which contains on oscillator.
https://www.eetimes.com/rolling-data-codes-and-fast-oscillator-trigger-remote-keyless-entry/