Seen a lot of ignition coil and fuel pump problems these motors. I would start by inspecting the TPS linkage, then check each sparkplug for fire then check the fuel pressure. Fuel pressure regulator.
ï¿½The world will not be destroyed by those who do evil, but by those who watch them without doing anythingï¿½ Remember what He has done and remember that He is not done yet! GOD IS GOOD