Coding isn't the only thing that works like that... clutch replacement (in a car) is just pulling the old one off the shaft and putting a new one on.... literal

Coding isn't the only thing that works like that... clutch replacement (in a car) is just pulling the old one off the shaft and putting a new one on.... literally 1 minute of work, even less. Of course dissassembling half the car to get there (with some cars) is not included in this time measure.