i have a 95 ej2 running the stock ecu..i got a d16z6 in there that hunts for idle after the car has warmed up...ive clean the iacv and adjust the fitv..plugged all the sensor in correctly..changed tb and mani gasket..adjust cable tension checked my tps readin it is in spec...sometimes when i rev it up it'll stay at 4k rpms..thanks