Generic OBD-II scanners can only take you so far with European cars in...

https://www.pure-bookmark.win/generic-obd-ii-scanners-might-catch-basic-faults-but-european-cars-often-hide

Generic OBD-II scanners can only take you so far with European cars in Malaysia, missing crucial manufacturer-specific codes that pinpoint problems accurately. Plus, sourcing parts comes with the risk of counterfeits that affect performance and safety