Generic OBD-II scanners can only tell you so much when it comes to European...

https://sticky-wiki.win/index.php/How_Long_Is_Too_Long_to_Wait_for_a_Diagnosis_on_a_European_Car%3F

Generic OBD-II scanners can only tell you so much when it comes to European cars in Malaysia. Many issues hide behind manufacturer-specific codes that need specialist tools to read correctly