Quote Originally Posted by battouter View Post
My 07 m3 is getting horrible mileage. It used to do around 7km/l, but lately im getting 5.5km/l. This is pure city driving, stop and go traffic. The car has only around 10k++ mileage on it. Any maintenance tips? Maybe replace air filter? Change oil? Any help would be appreciated. TIA.

Edit: this is according to info thingy on the dash

Masyado ng mababa yung 7km/l tapos bumaba pa ng 5.5km/l parang uhaw yung mazda 3 mo sir baka nagkamali ka lang sa calculation.Yung sa akin hindi bumababa ng 10km/l. Yung 42 liters nakaka 450km=10.71km/l walang traffic.