Hey everyone new to this in need of yall "expertise." I have 2001 mitsubishi eclipse "G.S" "2.4" "engine.I" have a issue with my Manifold absolute pressure /BoroMetric circuit low I'm get bad Gas mileage delayed starts rough ilde a when driving sometimes start to strutting humping changed map sensor 1 new several others from salvage yard also changed MAF sensor witch resulted to a lean code so I put the old one back on checked some wiring but can't find a good diagram to better serve can someone point to getting it resolved cause it's been stressful..