Hello everyone i have a 2003 x5 3.0i and im getting an DSC inactive and then it says engine fail safe program has any one ever gotten this on there x5
All so i put it on the computer and it saying the oxygen sensor are bad and the mass air flow sensors are bad the dealer suposly change the oxygen sensor and put new one but i put it on the computer and it still saying they have to be replace is there any way of checking them?
and where could i locate the mass air flow sensor and is there anyway of checking to se if its good or bad?