ok here is a rare problem .... i have codes 25 and code 26 at the same time .... it means running too rich and too lean .... going to reset efi fuse and drive i for a bit ... but input would be nice .... i also have a valve cover leak but that should not lead to thse codes !!!!! injectors were recenttly cleaned by rc eng ... could it be the valve coover leak led some oil into the injectors !!!!!