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

https://wiki-tonic.win/index.php/Why_Does_My_Workshop_Keep_Blaming_the_Sensor_but_It_Never_Fixes_It%3F

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