I don’t know of a way that a manufacturer and a consumer could allow a buyer to voluntarily “lose warranty” with a software toggle installed and offered by the

I don’t know of a way that a manufacturer and a consumer could allow a buyer to voluntarily “lose warranty” with a software toggle installed and offered by the manufacturer, without running into complications with the laws around automobile lemon laws. One constructed example to demonstrate the problem might be, “They claim to have provided a switch that voided the warranty and my three year old flipped it in the car’s mobile app when I wasn’t paying attention, I want a full refund for my car now”.