Generic OBD-II scanners can only read basic fault codes, but European cars...

https://johnathanssmartop-ed.swiftnestly.com/posts/should-i-keep-driving-if-the-check-engine-light-is-on-in-my-bmw

Generic OBD-II scanners can only read basic fault codes, but European cars often use manufacturer-specific systems that need specialist diagnostics to pinpoint issues. Using counterfeit parts risks more damage and costly repairs