Hey i am new to this site and to the jeepers community i live in Hawaii and i have a 1989 jeep wrangler with a 2.5l tbi motor brand new and installed not to long ago i have issues with idle i replaced just about everything sensor wise like IAC , MAP TPS coolant temp sesor plugs wires ignition coil and module EGR vaccum solonoid and CPS PCV and the other one on valve cover along with new fuel pump with filter and fuel pressure check which was fine the injector is probly 3moths old as well and i still have a weird loopy idle up and down slitghty then when i accelerate to 2300-2500 rpm it misses and hesitates then clears up as i climb past it also when i press the gas and rev up and let it go the climb down is almost instantly low and begins to miss badly and then return to 800-900 rpm up and down looping again badly checked vaccum lines cant find any leaks i need help im running out of ideas Maybe ECM ?????