Generic OBD-II scanners might read basic codes, but European cars need more...

https://www.romeo-bookmarks.win/generic-obd-ii-scanners-might-give-you-a-basic-code-but-european-cars-often

Generic OBD-II scanners might read basic codes, but European cars need more precise diagnostics to catch manufacturer-specific issues. Without specialist tools and trusted parts sourcing, you risk costly misdiagnoses and counterfeit components