Generic OBD-II scanners often miss key manufacturer-specific codes on European...

https://www.automotiveaddicts.com/119095/why-european-cars-need-a-different-kind-of-mechanic-than-usual-workshops

Generic OBD-II scanners often miss key manufacturer-specific codes on European cars, leading to misdiagnoses and repeat visits. Plus, sourcing parts without the right connections risks counterfeit items that compromise safety and performance