Hi Guys,

My car is jus 4mths old , and reach 5,500km, and I had encounter several problems as follows:-
i) Continous knocking sound at the rear whenever i brake the car until i fully stop my car..
ii) My FC suddenly drop from 1litre per 10km into 1 litre per 5km. I dunno what type of engile oil i'm using ...lolz
But i'm pumping shell RON 95.


Kindly help.