faulty codes p1342, 1344, 1348, 1350, 1352 cylinder misfire .the ignitions coils are new . could it be the spark plugs ? My Xs been sitting for 16 months . I just started driving it for two weeks now and it was driving nice .then all of a sudden codes everywhere.i clean the air flow sensor the throttle body i check for loose wires i also checked the vac hoses need help