Originally Posted by jsquier91

I have a question for you since you have the same truck as me (98 ranger 4x4 4.0), anyway my check engine light has been on for quite sometime now and now its just irritating me so i got it scanned and it says 'system to lean' and so i got a friend to help me and he fixed an exhaust leak with the gaskets and while he was at it through some dual exhaust out the back for me. Check engine light is still on, and people have been telling me it is my intake manifold gasket rings or something? or possibly the 02 sensor? I am wondering what you would think it would be? and how expensive? thanks in advance